Lose Scanner tests to libcore.
Bug: http://code.google.com/p/android/issues/detail?id=57050
Change-Id: Id160f66070cb3de4344c1b9d51a9bc26f61e514e
diff --git a/luni/src/test/api/common/org/apache/harmony/luni/tests/java/util/ScannerParseLargeFileBenchmarkTest.java b/luni/src/test/api/common/org/apache/harmony/luni/tests/java/util/ScannerParseLargeFileBenchmarkTest.java
deleted file mode 100644
index 117f211..0000000
--- a/luni/src/test/api/common/org/apache/harmony/luni/tests/java/util/ScannerParseLargeFileBenchmarkTest.java
+++ /dev/null
@@ -1,76 +0,0 @@
-/* Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.harmony.luni.tests.java.util;
-
-import java.io.IOException;
-import java.io.Reader;
-import java.util.Scanner;
-
-import junit.framework.TestCase;
-
-public class ScannerParseLargeFileBenchmarkTest extends TestCase {
-
- /**
- * This test will check when parse a large file like more than 200M bytes if
- * the Scanner will exhaust all heap memory
- */
- public void testParseLargeFile() throws Exception {
- MyReader reader = new MyReader();
- String delimiter = "\r?\n";
- Scanner scanner = new Scanner(reader).useDelimiter(delimiter);
-
- while (scanner.hasNext()) {
- scanner.next();
- }
- scanner.close();
- reader.close();
- }
-
- private static class MyReader extends Reader {
- static final char[] CONTENT = "large file!\n".toCharArray();
-
- static long fileLength = (8 << 21) * 12;
-
- static boolean first = true;
-
- static int position = 0;
-
- private int count = 0;
-
- @Override
- public void close() throws IOException {
- }
-
- @Override
- public int read(char[] buf, int offset, int length) {
- if (count >= fileLength) {
- return -1;
- }
- if (first == true) {
- position = 0;
- first = false;
- }
- for (int i = offset; i < length; i++) {
- buf[i] = CONTENT[(i + position) % CONTENT.length];
- count++;
- }
-
- position = (length + position) % CONTENT.length;
-
- return length - offset;
- }
- }
-}
diff --git a/luni/src/test/api/common/org/apache/harmony/luni/tests/java/util/ScannerTest.java b/luni/src/test/api/common/org/apache/harmony/luni/tests/java/util/ScannerTest.java
deleted file mode 100644
index 459bce1..0000000
--- a/luni/src/test/api/common/org/apache/harmony/luni/tests/java/util/ScannerTest.java
+++ /dev/null
@@ -1,5741 +0,0 @@
-/* Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.harmony.luni.tests.java.util;
-
-import java.io.Closeable;
-import java.io.EOFException;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.io.PipedInputStream;
-import java.io.PipedOutputStream;
-import java.io.StringReader;
-import java.math.BigDecimal;
-import java.math.BigInteger;
-import java.net.InetSocketAddress;
-import java.net.ServerSocket;
-import java.net.Socket;
-import java.net.SocketAddress;
-import java.nio.CharBuffer;
-import java.nio.channels.FileChannel;
-import java.nio.channels.ReadableByteChannel;
-import java.nio.channels.SocketChannel;
-import java.nio.charset.Charset;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.InputMismatchException;
-import java.util.List;
-import java.util.Locale;
-import java.util.NoSuchElementException;
-import java.util.Scanner;
-import java.util.regex.MatchResult;
-import java.util.regex.Pattern;
-
-import junit.framework.TestCase;
-
-public class ScannerTest extends TestCase {
-
- private Scanner s;
-
- private ServerSocket server;
-
- private SocketAddress address;
-
- private SocketChannel client;
-
- private Socket serverSocket;
-
- private OutputStream os;
-
- private static class MockCloseable implements Closeable, Readable {
-
- public void close() throws IOException {
- throw new IOException();
- }
-
- public int read(CharBuffer cb) throws IOException {
- throw new EOFException();
- }
-
- }
-
- /**
- * @tests java.util.Scanner#Scanner(File)
- */
- public void test_ConstructorLjava_io_File() throws IOException {
- File tmpFile = File.createTempFile("TestFileForScanner", ".tmp");
- s = new Scanner(tmpFile);
- assertNotNull(s);
- s.close();
- assertTrue(tmpFile.delete());
-
- try {
- s = new Scanner(tmpFile);
- fail("should throw FileNotFoundException");
- } catch (FileNotFoundException e) {
- // expected
- }
-
- tmpFile = File.createTempFile("TestFileForScanner", ".tmp");
- FileOutputStream fos = new FileOutputStream(tmpFile);
- fos.write("test".getBytes());
-
- s = new Scanner(tmpFile);
- tmpFile.delete();
-
- // Scanner(File = null)
- try {
- s = new Scanner((File) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- // TODO: test if the default charset is used.
- }
-
- /**
- * @tests java.util.Scanner#Scanner(File, String)
- */
- public void test_ConstructorLjava_io_FileLjava_lang_String()
- throws IOException {
- File tmpFile = File.createTempFile("TestFileForScanner", ".tmp");
- s = new Scanner(tmpFile, Charset.defaultCharset().name());
- assertNotNull(s);
- s.close();
- assertTrue(tmpFile.delete());
-
- try {
- s = new Scanner(tmpFile, Charset.defaultCharset().name());
- fail("should throw FileNotFoundException");
- } catch (FileNotFoundException e) {
- // expected
- }
-
- try {
- s = new Scanner(tmpFile, null);
- fail("should throw FileNotFoundException");
- } catch (FileNotFoundException e) {
- // expected
- }
-
- tmpFile = File.createTempFile("TestFileForScanner", ".tmp");
- try {
- s = new Scanner(tmpFile, "invalid charset");
- fail("should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // expected
- }
-
- //fail on RI. File is opened but not closed when exception is thrown on
- // RI.
- assertTrue(tmpFile.delete());
-
- // Scanner(File = null, Charset = null)
- try {
- s = new Scanner((File) null, null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- // Scanner(File = null, Charset = UTF-8)
- try {
- s = new Scanner((File) null, "UTF-8");
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- // Scanner(File = null, Charset = invalid)
- try {
- s = new Scanner((File) null, "invalid");
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- // Scanner(File, Charset = null)
- try {
- File f = File.createTempFile("test", ".tmp");
- s = new Scanner(f, null);
- fail("Should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // expected
- }
-
- // TODO: test if the specified charset is used.
- }
-
- /**
- * @tests java.util.Scanner#Scanner(InputStream)
- */
- public void test_ConstructorLjava_io_InputStream() {
- s = new Scanner(new PipedInputStream());
- assertNotNull(s);
- s.close();
-
- // Scanner(InputStream)
- try {
- s = new Scanner((InputStream) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- // TODO: test if the default charset is used.
- }
-
- /**
- * @tests java.util.Scanner#Scanner(InputStream, String)
- */
- public void test_ConstructorLjava_io_InputStreamLjava_lang_String() {
- s = new Scanner(new PipedInputStream(), Charset.defaultCharset().name());
- assertNotNull(s);
- s.close();
-
- try {
- s = new Scanner((PipedInputStream) null, "invalid charset");
- fail("should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- try {
- s = new Scanner(new PipedInputStream(), null);
- fail("should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- try {
- s = new Scanner(new PipedInputStream(), "invalid charset");
- fail("should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // expected
- }
-
- // TODO: test if the specified charset is used.
- }
-
- /**
- * @tests java.util.Scanner#Scanner(Readable)
- */
- public void test_ConstructorLjava_lang_Readable() {
- s = new Scanner(new StringReader("test string"));
- assertNotNull(s);
- s.close();
-
- // Scanner(Readable)
- try {
- s = new Scanner((Readable) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
- }
-
- /**
- * @tests java.util.Scanner#Scanner(ReadableByteChannel)
- */
- public void test_ConstructorLjava_nio_channels_ReadableByteChannel()
- throws IOException {
- File tmpFile = File.createTempFile("TestFileForScanner", ".tmp");
- FileChannel fc = new FileOutputStream(tmpFile).getChannel();
- s = new Scanner(fc);
- assertNotNull(s);
- s.close();
- assertTrue(tmpFile.delete());
-
- // Scanner(ReadableByteChannel)
- try {
- s = new Scanner((ReadableByteChannel) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- // Test if the default charset is used.
- String sampleData = "1 2 3 4 5 6 7 8 9 10";
- File tempFile = File.createTempFile("harmony", "test");
- tempFile.deleteOnExit();
- FileOutputStream os = new FileOutputStream(tempFile);
- os.write(sampleData.getBytes());
- os.close();
-
- FileInputStream is = new FileInputStream(tempFile);
- FileChannel channel = is.getChannel();
-
- Scanner s = new Scanner(channel);
- int count = 0;
- while (s.hasNextInt()) {
- s.nextInt();
- count++;
- }
- channel.close();
- assertEquals(10, count);
- }
-
- /**
- * @tests java.util.Scanner#Scanner(ReadableByteChannel, String)
- */
- public void test_ConstructorLjava_nio_channels_ReadableByteChannelLjava_lang_String()
- throws IOException {
- File tmpFile = File.createTempFile("TestFileForScanner", ".tmp");
- FileChannel fc = new FileOutputStream(tmpFile).getChannel();
- s = new Scanner(fc, Charset.defaultCharset().name());
- assertNotNull(s);
- s.close();
-
- fc = new FileOutputStream(tmpFile).getChannel();
- try {
- s = new Scanner(fc, "invalid charset");
- fail("should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // expected
- }
- fc.close();
- assertTrue(tmpFile.delete());
-
- // Scanner(ReadableByteChannel = null, Charset = null)
- try {
- s = new Scanner((ReadableByteChannel) null, null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- // Scanner(ReadableByteChannel = null, Charset = invalid)
- try {
- s = new Scanner((ReadableByteChannel) null, "invalid");
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- // Scanner(ReadableByteChannel, Charset = null)
- try {
- s = new Scanner(fc, null);
- fail("Should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // expected
- }
- // TODO: test if the specified charset is used.
- }
-
- /**
- * @tests java.util.Scanner#Scanner(String)
- */
- public void test_ConstructorLjava_lang_String() {
- s = new Scanner("test string");
- assertNotNull(s);
- s.close();
-
- // Scanner(String)
- try {
- s = new Scanner((String) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
- }
-
- /**
- * @tests java.util.Scanner#close()
- */
- public void test_close() throws IOException {
- File tmpFile = File.createTempFile("TestFileForScanner", ".tmp");
- FileOutputStream fos = new FileOutputStream(tmpFile);
- FileChannel fc = fos.getChannel();
- s = new Scanner(fc);
-
- // Write out a int before the scanner is closed, should be OK.
- fos.write(12);
-
- s.close();
- assertFalse(fc.isOpen());
-
- // Write out a int after the scanner is closed, IOException should be
- // thrown out.
- try {
- fos.write(12);
- fail("Should throw IOException");
- } catch (IOException e) {
- // expected
- }
-
- s.close(); // no exception should be thrown
- assertTrue(tmpFile.delete());
- }
-
- /**
- * @tests java.util.Scanner#ioException()
- */
- public void test_ioException() throws IOException {
- MockCloseable mc = new MockCloseable();
- s = new Scanner(mc);
- assertNull(s.ioException()); // No operation, no exception
-
- s.close(); // IOException should be cached
- assertNotNull(s.ioException());
- assertTrue(s.ioException() instanceof IOException);
- }
-
- /**
- * @tests java.util.Scanner#delimiter()
- */
- public void test_delimiter() {
- s = new Scanner("test");
- Pattern pattern = s.delimiter();
- assertEquals("\\p{javaWhitespace}+", pattern.toString());
- }
-
- /**
- * @tests java.util.Scanner#useDelimiter(Pattern)
- */
- public void test_useDelimiter_LPattern() {
- s = new Scanner("test");
- s.useDelimiter(Pattern.compile("\\w+"));
- assertEquals("\\w+", s.delimiter().toString());
-
- s = new Scanner("test");
- s.useDelimiter((Pattern) null);
- assertNull(s.delimiter());
- }
-
- /**
- * @tests java.util.Scanner#useDelimiter(String)
- */
- public void test_useDelimiter_String() {
- s = new Scanner("test");
- try {
- s.useDelimiter((String) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- s = new Scanner("test");
- s.useDelimiter("\\w+");
- assertEquals("\\w+", s.delimiter().toString());
- }
-
- /**
- * @tests java.util.Scanner#locale()
- */
- public void test_locale() {
- s = new Scanner("test");
- assertEquals(Locale.getDefault(), s.locale());
- }
-
- /**
- * @tests java.util.Scanner#useLocale(Locale)
- */
- public void test_useLocale_LLocale() {
- s = new Scanner("test");
- try {
- s.useLocale(null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- s.useLocale(new Locale("test", "test"));
- assertEquals(new Locale("test", "test"), s.locale());
- }
-
- /**
- * @tests java.util.Scanner#radix()
- */
- public void test_radix() {
- s = new Scanner("test");
- assertEquals(10, s.radix());
- }
-
- /**
- * @tests java.util.Scanner#useRadix()
- */
- public void test_useRadix_I() {
- s = new Scanner("test");
- try {
- s.useRadix(Character.MIN_RADIX - 1);
- fail("Should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // expected
- }
- try {
- s.useRadix(Character.MAX_RADIX + 1);
- fail("Should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // expected
- }
- s.useRadix(11);
- assertEquals(11, s.radix());
- }
-
- /**
- * @tests java.util.Scanner#remove()
- */
- public void test_remove() {
- s = new Scanner("aab*b*").useDelimiter("\\*");
- try {
- s.remove();
- fail("should throw UnsupportedOperationException");
- } catch (UnsupportedOperationException e) {
- //Expected
- }
- }
-
- /**
- * @tests java.util.Scanner#match()
- */
- public void test_match() {
- MatchResult result ;
- s = new Scanner("1 2 ");
- try {
- s.match();
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // Expected
- }
- assertEquals("1", s.next());
- assertEquals("2", s.next());
- result = s.match();
- assertEquals(2, result.start());
- assertEquals(3, result.end());
- assertEquals(2, result.start(0));
- assertEquals(3, result.end(0));
- assertEquals("2", result.group());
- assertEquals("2", result.group(0));
- assertEquals(0, result.groupCount());
- try {
- result.start(1);
- fail("should throw IndexOutOfBoundsException");
- } catch (IndexOutOfBoundsException e) {
- // Expected
- }
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
- try {
- s.match();
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // Expected
- }
-
- s = new Scanner("True faLse");
- try {
- s.match();
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // Expected
- }
- assertTrue(s.nextBoolean());
- result = s.match();
- assertEquals(0, result.start());
- assertEquals(4, result.end());
- assertEquals(0, result.start(0));
- assertEquals(4, result.end(0));
- assertEquals("True", result.group());
- assertEquals(0, result.groupCount());
- assertFalse(s.nextBoolean());
- try {
- s.nextBoolean();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
- try {
- s.match();
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // Expected
- }
-
- s = new Scanner("True faLse");
- assertTrue(s.nextBoolean());
- result = s.match();
- assertEquals(0, result.start());
- assertEquals(4, result.end());
- assertEquals(0, result.start(0));
- assertEquals(4, result.end(0));
- assertEquals("True", result.group());
- assertEquals(0, result.groupCount());
- s.close();
- try {
- s.nextBoolean();
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // Expected
- }
- result = s.match();
- assertEquals(0, result.start());
- assertEquals(4, result.end());
- assertEquals(0, result.start(0));
- assertEquals(4, result.end(0));
- assertEquals("True", result.group());
- assertEquals(0, result.groupCount());
-
- s = new Scanner("True fase");
- assertTrue(s.nextBoolean());
- assertEquals(0, result.groupCount());
- try {
- s.nextBoolean();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- try {
- s.match();
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // Expected
- }
-
- s = new Scanner("True fase");
- assertTrue(s.nextBoolean());
- try {
- s.next((Pattern)null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // Expected
- }
- result = s.match();
- assertEquals(0, result.start());
- assertEquals(4, result.end());
- assertEquals(0, result.start(0));
- assertEquals(4, result.end(0));
- assertEquals("True", result.group());
- assertEquals(0, result.groupCount());
-
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#next()
- */
- public void test_next() throws IOException {
- // use special delimiter
- s = new Scanner("1**2").useDelimiter("\\*");
- assertEquals("1", s.next());
- assertEquals("", s.next());
- assertEquals("2", s.next());
-
- s = new Scanner(" \t 1 \t 2").useDelimiter("\\s*");
- assertEquals("1", s.next());
- assertEquals("2", s.next());
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("a").useDelimiter("a?");
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("aa").useDelimiter("a?");
- assertEquals("", s.next());
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
-
- s = new Scanner("word( )test( )").useDelimiter("\\( \\)");
- assertEquals("word", s.next());
- assertEquals("test", s.next());
-
- s = new Scanner("? next ").useDelimiter("( )");
- assertEquals("?", s.next());
- assertEquals("next", s.next());
- assertEquals("", s.next());
-
- s = new Scanner("word1 word2 ");
- assertEquals("word1", s.next());
- assertEquals("word2", s.next());
- // test boundary case
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // just delimiter exists in this scanner
- s = new Scanner(" ");
- try {
- s.next();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // nothing exists in this scanner
- s = new Scanner("");
- try {
- s.next();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // no delimiter exists in this scanner
- s = new Scanner("test");
- assertEquals("test", s.next());
-
- // input resourse starts with delimiter
- s = new Scanner(" test");
- assertEquals("test", s.next());
-
- // input resource ends with delimiter
- s = new Scanner(" test ");
- assertEquals("test", s.next());
-
- // Harmony uses 1024 as default buffer size,
- // What if a sentence can not be read in all in once.
- StringBuilder longSentence = new StringBuilder(1025);
- for (int i = 0; i < 11; i++) {
- longSentence.append(" ");
- }
- for (int i = 11; i < 1026; i++) {
- longSentence.append("a");
- }
- s = new Scanner(longSentence.toString());
- assertEquals(longSentence.toString().trim(), s.next());
-
- s = new Scanner(" test test");
- assertEquals("test", s.next());
- assertEquals("test", s.next());
-
- // What if use a delimiter of length 0.
- s = new Scanner("test\ntest").useDelimiter(Pattern.compile("^",
- Pattern.MULTILINE));
- assertEquals("test\n", s.next());
- assertEquals("test", s.next());
-
- s = new Scanner("").useDelimiter(Pattern.compile("^",
- Pattern.MULTILINE));
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("").useDelimiter(Pattern.compile("^*",
- Pattern.MULTILINE));
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("test\ntest").useDelimiter(Pattern.compile("^*",
- Pattern.MULTILINE));
- assertEquals("t", s.next());
- assertEquals("e", s.next());
-
- s = new Scanner("\ntest\ntest").useDelimiter(Pattern.compile("$",
- Pattern.MULTILINE));
- assertEquals("\ntest", s.next());
- assertEquals("\ntest", s.next());
-
- // test socket inputStream
- // Harmony uses 1024 as default buffer size,
- // what if the leading delimiter is larger than 1023
- for (int i = 0; i < 1024; i++) {
- os.write(" ".getBytes());
- }
- os.write(" 1 2 ".getBytes());
- s = new Scanner(client);
- assertEquals("1", s.next());
- assertEquals("2", s.next());
- os.write(" 1 2".getBytes());
- serverSocket.close();
- assertEquals("1", s.next());
- assertEquals("2", s.next());
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#next(Pattern)
- */
- public void test_nextLPattern() throws IOException {
- Pattern pattern;
- s = new Scanner("aab*2*").useDelimiter("\\*");
- pattern = Pattern.compile("a*b");
- assertEquals("aab", s.next(pattern));
- try {
- s.next(pattern);
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("word ? ");
- pattern = Pattern.compile("\\w+");
- assertEquals("word", s.next(pattern));
- try {
- s.next(pattern);
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("word1 word2 ");
- pattern = Pattern.compile("\\w+");
- assertEquals("word1", s.next(pattern));
- assertEquals("word2", s.next(pattern));
- // test boundary case
- try {
- s.next(pattern);
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // test socket inputStream
-
- os.write("aab 2".getBytes());
- serverSocket.close();
-
- s = new Scanner(client);
- pattern = Pattern.compile("a*b");
- assertEquals("aab", s.next(pattern));
- try {
- s.next(pattern);
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#next(String)
- */
- public void test_nextLString() throws IOException {
- s = new Scanner("b*a*").useDelimiter("\\*");
- assertEquals("b", s.next("a*b"));
- try {
- s.next("a*b");
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("word ? ");
- assertEquals("word", s.next("\\w+"));
- try {
- s.next("\\w+");
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("word1 next ");
- assertEquals("word1", s.next("\\w+"));
- assertEquals("next", s.next("\\w+"));
- // test boundary case
- try {
- s.next("\\w+");
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // test socket inputStream
- os.write("aab 2".getBytes());
- serverSocket.close();
-
- s = new Scanner(client);
- assertEquals("aab", s.next("a*b"));
- try {
- s.next("a*b");
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextBoolean()
- */
- public void test_nextBoolean() throws IOException {
- // case insensitive
- s = new Scanner("TRue");
- assertTrue(s.nextBoolean());
-
- s = new Scanner("tRue false");
- assertTrue(s.nextBoolean());
- assertFalse(s.nextBoolean());
- try {
- s.nextBoolean();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("true1");
- try {
- s.nextBoolean();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- try {
- s = new Scanner("");
- s.nextBoolean();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // test socket inputStream
- os.write("true false".getBytes());
- serverSocket.close();
-
- s = new Scanner(client);
- assertTrue(s.nextBoolean());
- assertFalse(s.nextBoolean());
-
- // ues '*' as delimiter
- s = new Scanner("true**false").useDelimiter("\\*");
- assertTrue(s.nextBoolean());
- try {
- s.nextBoolean();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("false( )").useDelimiter("\\( \\)");
- assertFalse(s.nextBoolean());
-
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextInt(int)
- */
- public void test_nextIntI() throws IOException {
- s = new Scanner("123 456");
- assertEquals(123, s.nextInt(10));
- assertEquals(456, s.nextInt(10));
- try {
- s.nextInt(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- assertEquals(38, s.nextInt(5));
- try {
- s.nextInt(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789123456789123456789123456789");
- try {
- s.nextInt(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextInt(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextInt(10));
- assertEquals(23456, s.nextInt(10));
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextInt(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextInt(10));
- assertEquals(23456, s.nextInt(10));
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(102, s.nextInt(10));
- try {
- s.nextInt(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- assertEquals(162, s.nextInt(10));
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- try {
- s.nextInt(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextInt(10));
- assertEquals(23456, s.nextInt(10));
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- try {
- s.nextInt(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
-
- s = new Scanner("03456");
- assertEquals(3456, s.nextInt(10));
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(3456, s.nextInt(10));
-
- s = new Scanner("E3456");
- assertEquals(930902, s.nextInt(16));
- // The following test case fails on RI, because RI does not support
- // letter as leading digit
- s = new Scanner("E3,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(930902, s.nextInt(16));
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextInt(10));
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextInt(10));
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextInt(10));
-
- /*
- * There are three types of negative prefix all in all. '' '-' '(' There
- * are three types of negative suffix all in all. '' '-' ')' '(' and ')'
- * must be used togethor. Prefix '-' and suffix '-' must be used
- * exclusively.
- */
-
- /*
- * According to Integer regular expression: Integer :: = ( [-+]? (*
- * Numeral ) ) | LocalPositivePrefix Numeral LocalPositiveSuffix |
- * LocalNegativePrefix Numeral LocalNegativeSuffix 123- should be
- * recognized by scanner with locale ar_AE, (123) shouble be recognized
- * by scanner with locale mk_MK. But this is not the case on RI.
- */
- s = new Scanner("-123 123- -123-");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(-123, s.nextInt(10));
- // The following test case fails on RI
- assertEquals(-123, s.nextInt(10));
- try {
- s.nextInt(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
-
- s = new Scanner("-123 123-");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(-123, s.nextInt(10));
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- // Skip the un-recognizable token 123-.
- assertEquals("123-", s.next());
-
- // If the parameter radix is illegal, the following test cases fail on
- // RI
- try {
- s.nextInt(Character.MIN_RADIX - 1);
- fail("Should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // Expected
- }
- try {
- s.nextInt(Character.MAX_RADIX + 1);
- fail("Should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // Expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextInt()
- */
- public void test_nextInt() throws IOException {
- s = new Scanner("123 456");
- assertEquals(123, s.nextInt());
- assertEquals(456, s.nextInt());
- try {
- s.nextInt();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- s.useRadix(5);
- assertEquals(38, s.nextInt());
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789123456789123456789123456789");
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextInt());
- assertEquals(23456, s.nextInt());
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextInt());
- assertEquals(23456, s.nextInt());
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(102, s.nextInt());
- s.useRadix(5);
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useRadix(10);
- assertEquals(162, s.nextInt());
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextInt());
- assertEquals(23456, s.nextInt());
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
-
- s = new Scanner("03456");
- assertEquals(3456, s.nextInt());
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(3456, s.nextInt());
-
- s = new Scanner("E3456");
- s.useRadix(16);
- assertEquals(930902, s.nextInt());
-
- // The following test case fails on RI, because RI does not support
- // letter as leading digit
- s = new Scanner("E3,456");
- s.useLocale(Locale.ENGLISH);
- s.useRadix(16);
- assertEquals(930902, s.nextInt());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextInt());
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextInt());
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextInt());
-
- /*
- * There are three types of negative prefix all in all. '' '-' '(' There
- * are three types of negative suffix all in all. '' '-' ')' '(' and ')'
- * must be used togethor. Prefix '-' and suffix '-' must be used
- * exclusively.
- */
-
- /*
- * According to Integer regular expression: Integer :: = ( [-+]? (*
- * Numeral ) ) | LocalPositivePrefix Numeral LocalPositiveSuffix |
- * LocalNegativePrefix Numeral LocalNegativeSuffix 123- should be
- * recognized by scanner with locale ar_AE, (123) shouble be recognized
- * by scanner with locale mk_MK. But this is not the case on RI.
- */
- s = new Scanner("-123 123- -123-");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(-123, s.nextInt());
- // The following test case fails on RI
- assertEquals(-123, s.nextInt());
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
-
- s = new Scanner("-123 123-");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(-123, s.nextInt());
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- // Skip the un-recognizable token 123-.
- assertEquals("123-", s.next());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextByte(int)
- */
- public void test_nextByteI() throws IOException {
- s = new Scanner("123 126");
- assertEquals(123, s.nextByte(10));
- assertEquals(126, s.nextByte(10));
- try {
- s.nextByte(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 126");
- assertEquals(38, s.nextByte(5));
- try {
- s.nextByte(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("1234");
- try {
- s.nextByte(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 12\u0666");
- assertEquals(102, s.nextByte(10));
- try {
- s.nextByte(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- assertEquals(126, s.nextByte(10));
-
- s = new Scanner("012");
- assertEquals(12, s.nextByte(10));
-
- s = new Scanner("E");
- assertEquals(14, s.nextByte(16));
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("100");
- s.useLocale(Locale.CHINESE);
- assertEquals(100, s.nextByte(10));
-
- s = new Scanner("1\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(100, s.nextByte(10));
-
- s = new Scanner("1\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(100, s.nextByte(10));
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(-123, s.nextByte(10));
-
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(-123, s.nextByte(10));
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextByte()
- */
- public void test_nextByte() throws IOException {
- s = new Scanner("123 126");
- assertEquals(123, s.nextByte());
- assertEquals(126, s.nextByte());
- try {
- s.nextByte();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 126");
- s.useRadix(5);
- assertEquals(38, s.nextByte());
- try {
- s.nextByte();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("1234");
- try {
- s.nextByte();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 12\u0666");
- assertEquals(102, s.nextByte());
- s.useRadix(5);
- try {
- s.nextByte();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useRadix(10);
- assertEquals(126, s.nextByte());
-
- s = new Scanner("012");
- assertEquals(12, s.nextByte());
-
- s = new Scanner("E");
- s.useRadix(16);
- assertEquals(14, s.nextByte());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("100");
- s.useLocale(Locale.CHINESE);
- assertEquals(100, s.nextByte());
-
- s = new Scanner("1\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(100, s.nextByte());
-
- s = new Scanner("1\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(100, s.nextByte());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(-123, s.nextByte());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(-123, s.nextByte());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextFloat()
- */
- public void test_nextFloat() throws IOException {
- s = new Scanner("123 45\u0666. 123.4 .123 ");
- s.useLocale(Locale.ENGLISH);
- assertEquals((float)123.0, s.nextFloat());
- assertEquals((float)456.0, s.nextFloat());
- assertEquals((float)123.4, s.nextFloat());
- assertEquals((float)0.123, s.nextFloat());
- try {
- s.nextFloat();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("+123.4 -456.7 123,456.789 0.1\u06623,4");
- s.useLocale(Locale.ENGLISH);
- assertEquals((float)123.4, s.nextFloat());
- assertEquals((float)-456.7, s.nextFloat());
- assertEquals((float)123456.789, s.nextFloat());
- try {
- s.nextFloat();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // Scientific notation
- s = new Scanner("+123.4E10 -456.7e+12 123,456.789E-10");
- s.useLocale(Locale.ENGLISH);
- assertEquals((float)1.234E12, s.nextFloat());
- assertEquals((float)-4.567E14, s.nextFloat());
- assertEquals((float)1.23456789E-5, s.nextFloat());
-
- s = new Scanner("NaN Infinity -Infinity");
- assertEquals(Float.NaN, s.nextFloat());
- assertEquals(Float.POSITIVE_INFINITY, s.nextFloat());
- assertEquals(Float.NEGATIVE_INFINITY, s.nextFloat());
-
- String str=String.valueOf(Float.MAX_VALUE*2);
- s=new Scanner(str);
- assertEquals(Float.POSITIVE_INFINITY,s.nextFloat());
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals((float)23456.0, s.nextFloat());
- s.useLocale(Locale.GERMANY);
- assertEquals((float)23.456, s.nextFloat());
-
- s = new Scanner("23.456 23.456");
- s.useLocale(Locale.ENGLISH);
- assertEquals((float)23.456, s.nextFloat());
- s.useLocale(Locale.GERMANY);
- assertEquals((float)23456.0, s.nextFloat());
-
- s = new Scanner("23,456.7 23.456,7");
- s.useLocale(Locale.ENGLISH);
- assertEquals((float)23456.7, s.nextFloat());
- s.useLocale(Locale.GERMANY);
- assertEquals((float)23456.7, s.nextFloat());
-
- s = new Scanner("-123.4 123.4- -123.4-");
- s.useLocale(new Locale("ar", "AE"));
- // FIXME
-// assertEquals((float)-123.4, s.nextFloat());
-// //The following test case fails on RI
-// assertEquals((float)-123.4, s.nextFloat());
- try {
- s.nextFloat();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("123- -123");
- s.useLocale(new Locale("mk", "MK"));
- try {
- s.nextFloat();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- // Skip the un-recognizable token 123-.
- assertEquals("123-", s.next());
- assertEquals((float)-123.0, s.nextFloat());
-
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextBigInteger(int)
- */
- public void test_nextBigIntegerI() throws IOException {
- s = new Scanner("123 456");
- assertEquals(new BigInteger("123"), s.nextBigInteger(10));
- assertEquals(new BigInteger("456"), s.nextBigInteger(10));
- try {
- s.nextBigInteger(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- assertEquals(new BigInteger("38"), s.nextBigInteger(5));
- try {
- s.nextBigInteger(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextBigInteger(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextBigInteger(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(new BigInteger("102"), s.nextBigInteger(10));
- try {
- s.nextBigInteger(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- assertEquals(new BigInteger("162"), s.nextBigInteger(10));
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- try {
- s.nextBigInteger(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- try {
- s.nextBigInteger(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertEquals(new BigInteger("3456"), s.nextBigInteger(10));
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(new BigInteger("3456"), s.nextBigInteger(10));
-
- s = new Scanner("E34");
- assertEquals(new BigInteger("3636"), s.nextBigInteger(16));
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertEquals(new BigInteger("12300"), s.nextBigInteger(10));
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(new BigInteger("12300"), s.nextBigInteger(10));
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(new BigInteger("12300"), s.nextBigInteger(10));
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(new BigInteger("-123"), s.nextBigInteger(10));
-
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(new BigInteger("-123"), s.nextBigInteger(10));
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextBigInteger()
- */
- public void test_nextBigInteger() throws IOException {
- s = new Scanner("123 456");
- assertEquals(new BigInteger("123"), s.nextBigInteger());
- assertEquals(new BigInteger("456"), s.nextBigInteger());
- try {
- s.nextBigInteger();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- s.useRadix(5);
- assertEquals(new BigInteger("38"), s.nextBigInteger());
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(new BigInteger("102"), s.nextBigInteger());
- s.useRadix(5);
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useRadix(10);
- assertEquals(new BigInteger("162"), s.nextBigInteger());
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertEquals(new BigInteger("3456"), s.nextBigInteger());
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(new BigInteger("3456"), s.nextBigInteger());
-
- s = new Scanner("E34");
- s.useRadix(16);
- assertEquals(new BigInteger("3636"), s.nextBigInteger());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertEquals(new BigInteger("12300"), s.nextBigInteger());
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(new BigInteger("12300"), s.nextBigInteger());
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(new BigInteger("12300"), s.nextBigInteger());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(new BigInteger("-123"), s.nextBigInteger());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(new BigInteger("-123"), s.nextBigInteger());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextShort(int)
- */
- public void test_nextShortI() throws IOException {
- s = new Scanner("123 456");
- assertEquals(123, s.nextShort(10));
- assertEquals(456, s.nextShort(10));
- try {
- s.nextShort(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- assertEquals(38, s.nextShort(5));
- try {
- s.nextShort(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789");
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextShort(10));
- assertEquals(23456, s.nextShort(10));
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextShort(10));
- assertEquals(23456, s.nextShort(10));
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(102, s.nextShort(10));
- try {
- s.nextShort(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- assertEquals(162, s.nextShort(10));
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextShort(10));
- assertEquals(23456, s.nextShort(10));
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertEquals(3456, s.nextShort(10));
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(3456, s.nextShort(10));
-
- s = new Scanner("E34");
- assertEquals(3636, s.nextShort(16));
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextShort(10));
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextShort(10));
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextShort(10));
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(-123, s.nextShort(10));
-
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(-123, s.nextShort(10));
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextShort()
- */
- public void test_nextShort() throws IOException {
- s = new Scanner("123 456");
- assertEquals(123, s.nextShort());
- assertEquals(456, s.nextShort());
- try {
- s.nextShort();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- s.useRadix(5);
- assertEquals(38, s.nextShort());
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789");
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextShort());
- assertEquals(23456, s.nextShort());
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextShort());
- assertEquals(23456, s.nextShort());
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(102, s.nextShort());
- s.useRadix(5);
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useRadix(10);
- assertEquals(162, s.nextShort());
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextShort());
- assertEquals(23456, s.nextShort());
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertEquals(3456, s.nextShort());
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(3456, s.nextShort());
-
- s = new Scanner("E34");
- s.useRadix(16);
- assertEquals(3636, s.nextShort());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextShort());
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextShort());
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextShort());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(-123, s.nextShort());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(-123, s.nextShort());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextLong(int)
- */
- public void test_nextLongI() throws IOException {
- s = new Scanner("123 456");
- assertEquals(123, s.nextLong(10));
- assertEquals(456, s.nextLong(10));
- try {
- s.nextLong(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- assertEquals(38, s.nextLong(5));
- try {
- s.nextLong(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789123456789123456789123456789");
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextLong(10));
- assertEquals(23456, s.nextLong(10));
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextLong(10));
- assertEquals(23456, s.nextLong(10));
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(102, s.nextLong(10));
- try {
- s.nextLong(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- assertEquals(162, s.nextLong(10));
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextLong(10));
- assertEquals(23456, s.nextLong(10));
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertEquals(3456, s.nextLong(10));
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(3456, s.nextLong(10));
-
- s = new Scanner("E34");
- assertEquals(3636, s.nextLong(16));
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextLong(10));
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextLong(10));
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextLong(10));
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(-123, s.nextLong(10));
-
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(-123, s.nextLong(10));
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextLong()
- */
- public void test_nextLong() throws IOException {
- s = new Scanner("123 456");
- assertEquals(123, s.nextLong());
- assertEquals(456, s.nextLong());
- try {
- s.nextLong();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- s.useRadix(5);
- assertEquals(38, s.nextLong());
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789123456789123456789123456789");
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextLong());
- assertEquals(23456, s.nextLong());
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextLong());
- assertEquals(23456, s.nextLong());
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(102, s.nextLong());
- s.useRadix(5);
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useRadix(10);
- assertEquals(162, s.nextLong());
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertEquals(23456, s.nextLong());
- assertEquals(23456, s.nextLong());
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertEquals(3456, s.nextLong());
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(3456, s.nextLong());
-
- s = new Scanner("E34");
- s.useRadix(16);
- assertEquals(3636, s.nextLong());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextLong());
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextLong());
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertEquals(12300, s.nextLong());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertEquals(-123, s.nextLong());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertEquals(-123, s.nextLong());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNext()
- */
- public void test_hasNext() throws IOException {
- s = new Scanner("1##2").useDelimiter("\\#");
- assertTrue(s.hasNext());
- assertEquals("1", s.next());
- assertEquals("", s.next());
- assertEquals("2", s.next());
- assertFalse(s.hasNext());
- s.close();
- try {
- s.hasNext();
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("1( )2( )").useDelimiter("\\( \\)");
- assertTrue(s.hasNext());
- assertTrue(s.hasNext());
- assertEquals("1", s.next());
- assertEquals("2", s.next());
-
- s = new Scanner("1 2 ").useDelimiter("( )");
- assertEquals("1", s.next());
- assertEquals("2", s.next());
- assertTrue(s.hasNext());
- assertEquals("", s.next());
-
- s = new Scanner("1\n2 ");
- assertEquals("1", s.next());
- assertTrue(s.hasNext());
- assertEquals("2", s.next());
- assertFalse(s.hasNext());
- // test boundary case
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("1'\n'2 ");
- assertEquals("1'", s.next());
- assertTrue(s.hasNext());
- assertEquals("'2", s.next());
- assertFalse(s.hasNext());
- // test boundary case
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner(" ");
- assertFalse(s.hasNext());
-
- // test socket inputStream
-
- os.write("1 2".getBytes());
- serverSocket.close();
-
- s = new Scanner(client);
- assertEquals("1", s.next());
- assertTrue(s.hasNext());
- assertEquals("2", s.next());
- assertFalse(s.hasNext());
- try {
- s.next();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNext(Pattern)
- */
- public void test_hasNextLPattern() throws IOException {
- Pattern pattern;
- s = new Scanner("aab@2@abb@").useDelimiter("\\@");
- pattern = Pattern.compile("a*b");
- assertTrue(s.hasNext(pattern));
- assertEquals("aab", s.next(pattern));
- assertFalse(s.hasNext(pattern));
- try {
- s.next(pattern);
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("word ? ");
- pattern = Pattern.compile("\\w+");
- assertTrue(s.hasNext(pattern));
- assertEquals("word", s.next(pattern));
- assertFalse(s.hasNext(pattern));
- try {
- s.next(pattern);
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("word1 WorD2 ");
- pattern = Pattern.compile("\\w+");
- assertTrue(s.hasNext(pattern));
- assertEquals("word1", s.next(pattern));
- assertTrue(s.hasNext(pattern));
- assertEquals("WorD2", s.next(pattern));
- assertFalse(s.hasNext(pattern));
- try {
- s.next(pattern);
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("word1 WorD2 ");
- pattern = Pattern.compile("\\w+");
- try {
- s.hasNext((Pattern) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
- s.close();
- try {
- s.hasNext(pattern);
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- // test socket inputStream
- os.write("aab b".getBytes());
- serverSocket.close();
-
- s = new Scanner(client);
- pattern = Pattern.compile("a+b");
- assertTrue(s.hasNext(pattern));
- assertEquals("aab", s.next(pattern));
- assertFalse(s.hasNext(pattern));
- try {
- s.next(pattern);
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNext(String)
- */
- public void test_hasNextLString() throws IOException {
- s = new Scanner("aab@2@abb@").useDelimiter("\\@");
- try {
- s.hasNext((String)null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- s = new Scanner("aab*b*").useDelimiter("\\*");
- assertTrue(s.hasNext("a+b"));
- assertEquals("aab", s.next("a+b"));
- assertFalse(s.hasNext("a+b"));
- try {
- s.next("a+b");
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.close();
- try {
- s.hasNext("a+b");
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("WORD ? ");
- assertTrue(s.hasNext("\\w+"));
- assertEquals("WORD", s.next("\\w+"));
- assertFalse(s.hasNext("\\w+"));
- try {
- s.next("\\w+");
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("word1 word2 ");
- assertEquals("word1", s.next("\\w+"));
- assertEquals("word2", s.next("\\w+"));
- // test boundary case
- try {
- s.next("\\w+");
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // test socket inputStream
-
- os.write("aab 2".getBytes());
- serverSocket.close();
-
- s = new Scanner(client);
- assertTrue(s.hasNext("a*b"));
- assertEquals("aab", s.next("a*b"));
- assertFalse(s.hasNext("a*b"));
- try {
- s.next("a*b");
- fail("should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextBoolean()
- */
- public void test_hasNextBoolean() throws IOException {
-
- s = new Scanner("TRue");
- assertTrue(s.hasNextBoolean());
- assertTrue(s.nextBoolean());
-
- s = new Scanner("tRue false");
- assertTrue(s.hasNextBoolean());
- assertTrue(s.nextBoolean());
- assertTrue(s.hasNextBoolean());
- assertFalse(s.nextBoolean());
-
- s = new Scanner("");
- assertFalse(s.hasNextBoolean());
-
- // test socket inputStream
-
- os.write("true false ".getBytes());
- serverSocket.close();
-
- s = new Scanner(client);
- assertTrue(s.hasNextBoolean());
- assertTrue(s.nextBoolean());
-
- // ues '*' as delimiter
- s = new Scanner("true**false").useDelimiter("\\*");
- assertTrue(s.hasNextBoolean());
- assertTrue(s.nextBoolean());
- assertFalse(s.hasNextBoolean());
- try {
- s.nextBoolean();
- fail("should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("false( )").useDelimiter("\\( \\)");
- assertTrue(s.hasNextBoolean());
- assertFalse(s.nextBoolean());
- assertFalse(s.hasNextBoolean());
-
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextByte(int)
- */
- public void test_hasNextByteI() throws IOException {
- s = new Scanner("123 126");
- assertTrue(s.hasNextByte(10));
- assertEquals(123, s.nextByte(10));
- assertTrue(s.hasNextByte(10));
- assertEquals(126, s.nextByte(10));
- assertFalse(s.hasNextByte(10));
- try {
- s.nextByte(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 126");
- assertTrue(s.hasNextByte(5));
- assertEquals(38, s.nextByte(5));
- assertFalse(s.hasNextByte(5));
- try {
- s.nextByte(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("1234");
- assertFalse(s.hasNextByte(10));
- try {
- s.nextByte(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 12\u0666");
- assertTrue(s.hasNextByte(10));
- assertEquals(102, s.nextByte(10));
- assertFalse(s.hasNextByte(5));
- try {
- s.nextByte(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- assertTrue(s.hasNextByte(10));
- assertEquals(126, s.nextByte(10));
-
- s = new Scanner("012");
- assertTrue(s.hasNextByte(10));
- assertEquals(12, s.nextByte(10));
-
- s = new Scanner("E");
- assertTrue(s.hasNextByte(16));
- assertEquals(14, s.nextByte(16));
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("100");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextByte(10));
- assertEquals(100, s.nextByte(10));
-
- s = new Scanner("1\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextByte(10));
- assertEquals(100, s.nextByte(10));
-
- s = new Scanner("1\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextByte(10));
- assertEquals(100, s.nextByte(10));
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextByte(10));
- assertEquals(-123, s.nextByte(10));
-
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextByte(10));
- assertEquals(-123, s.nextByte(10));
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextByte(int)
- */
- public void test_hasNextByteI_cache() throws IOException{
- //regression for HARMONY-2063
- s = new Scanner("123 45");
- assertTrue(s.hasNextByte(8));
- assertEquals(83, s.nextByte());
- assertEquals(45, s.nextByte());
-
- s = new Scanner("123 45");
- assertTrue(s.hasNextByte(10));
- assertTrue(s.hasNextByte(8));
- assertEquals(83, s.nextByte());
- assertEquals(45, s.nextByte());
-
- s = new Scanner("-123 -45");
- assertTrue(s.hasNextByte(8));
- assertEquals(-123, s.nextInt());
- assertEquals(-45, s.nextByte());
-
- s = new Scanner("123 45");
- assertTrue(s.hasNextByte());
- s.close();
- try {
- s.nextByte();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
- }
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextByte()
- */
- public void test_hasNextByte() throws IOException {
- s = new Scanner("123 126");
- assertTrue(s.hasNextByte());
- assertEquals(123, s.nextByte());
- assertTrue(s.hasNextByte());
- assertEquals(126, s.nextByte());
- assertFalse(s.hasNextByte());
- try {
- s.nextByte();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 126");
- s.useRadix(5);
- assertTrue(s.hasNextByte());
- assertEquals(38, s.nextByte());
- assertFalse(s.hasNextByte());
- try {
- s.nextByte();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("1234");
- assertFalse(s.hasNextByte());
- try {
- s.nextByte();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 12\u0666");
- assertTrue(s.hasNextByte());
- assertEquals(102, s.nextByte());
- s.useRadix(5);
- assertFalse(s.hasNextByte());
- try {
- s.nextByte();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useRadix(10);
- assertTrue(s.hasNextByte());
- assertEquals(126, s.nextByte());
-
- s = new Scanner("012");
- assertEquals(12, s.nextByte());
-
- s = new Scanner("E");
- s.useRadix(16);
- assertTrue(s.hasNextByte());
- assertEquals(14, s.nextByte());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("100");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextByte());
- assertEquals(100, s.nextByte());
-
- s = new Scanner("1\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextByte());
- assertEquals(100, s.nextByte());
-
- s = new Scanner("1\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextByte());
- assertEquals(100, s.nextByte());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextByte());
- assertEquals(-123, s.nextByte());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextByte());
- assertEquals(-123, s.nextByte());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextBigInteger(int)
- */
- public void test_hasNextBigIntegerI() throws IOException {
- s = new Scanner("123 456");
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("123"), s.nextBigInteger(10));
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("456"), s.nextBigInteger(10));
- assertFalse(s.hasNextBigInteger(10));
- try {
- s.nextBigInteger(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- assertTrue(s.hasNextBigInteger(5));
- assertEquals(new BigInteger("38"), s.nextBigInteger(5));
- assertFalse(s.hasNextBigInteger(5));
- try {
- s.nextBigInteger(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextBigInteger(10));
- try {
- s.nextBigInteger(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextBigInteger(10));
- try {
- s.nextBigInteger(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("102"), s.nextBigInteger(10));
- assertFalse(s.hasNextBigInteger(5));
- try {
- s.nextBigInteger(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("162"), s.nextBigInteger(10));
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- assertFalse(s.hasNextBigInteger(10));
- try {
- s.nextBigInteger(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("23456"), s.nextBigInteger(10));
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- assertFalse(s.hasNextBigInteger(10));
- try {
- s.nextBigInteger(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("3456"), s.nextBigInteger(10));
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("3456"), s.nextBigInteger(10));
-
- s = new Scanner("E34");
- assertTrue(s.hasNextBigInteger(16));
- assertEquals(new BigInteger("3636"), s.nextBigInteger(16));
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("12300"), s.nextBigInteger(10));
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("12300"), s.nextBigInteger(10));
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("12300"), s.nextBigInteger(10));
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("-123"), s.nextBigInteger(10));
-
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("-123"), s.nextBigInteger(10));
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextBigInteger(int)
- */
- public void test_hasNextBigIntegerI_cache() throws IOException {
- //regression for HARMONY-2063
- s = new Scanner("123 123456789123456789");
- assertTrue(s.hasNextBigInteger(16));
- assertEquals(new BigInteger("291"), s.nextBigInteger());
- assertEquals(new BigInteger("123456789123456789"), s.nextBigInteger());
-
- s = new Scanner("123456789123456789 456");
- assertTrue(s.hasNextBigInteger(16));
- assertTrue(s.hasNextBigInteger(10));
- assertEquals(new BigInteger("123456789123456789"), s.nextBigInteger());
- assertEquals(new BigInteger("456"), s.nextBigInteger());
-
- s = new Scanner("-123 -123456789123456789");
- assertTrue(s.hasNextBigInteger(8));
- assertEquals(-123, s.nextShort());
- assertEquals(new BigInteger("-123456789123456789"), s.nextBigInteger());
-
- s = new Scanner("123 456");
- assertTrue(s.hasNextBigInteger());
- s.close();
- try {
- s.nextBigInteger();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextBigInteger()
- */
- public void test_hasNextBigInteger() throws IOException {
- s = new Scanner("123 456");
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("123"), s.nextBigInteger());
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("456"), s.nextBigInteger());
- assertFalse(s.hasNextBigInteger());
- try {
- s.nextBigInteger();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- s.useRadix(5);
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("38"), s.nextBigInteger());
- assertFalse(s.hasNextBigInteger());
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextBigInteger());
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextBigInteger());
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(new BigInteger("102"), s.nextBigInteger());
- s.useRadix(5);
- assertFalse(s.hasNextBigInteger());
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useRadix(10);
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("162"), s.nextBigInteger());
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- assertFalse(s.hasNextBigInteger());
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("23456"), s.nextBigInteger());
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- assertFalse(s.hasNextBigInteger());
- try {
- s.nextBigInteger();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("3456"), s.nextBigInteger());
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("3456"), s.nextBigInteger());
-
- s = new Scanner("E34");
- s.useRadix(16);
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("3636"), s.nextBigInteger());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("12300"), s.nextBigInteger());
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("12300"), s.nextBigInteger());
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("12300"), s.nextBigInteger());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("-123"), s.nextBigInteger());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextBigInteger());
- assertEquals(new BigInteger("-123"), s.nextBigInteger());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextInt(int)
- */
- public void test_hasNextIntI() throws IOException {
- s = new Scanner("123 456");
- assertEquals(123, s.nextInt(10));
- assertTrue(s.hasNextInt(10));
- assertEquals(456, s.nextInt(10));
- assertFalse(s.hasNextInt(10));
- try {
- s.nextInt(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- assertTrue(s.hasNextInt(5));
- assertEquals(38, s.nextInt(5));
- assertFalse(s.hasNextInt(5));
- try {
- s.nextInt(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789123456789123456789123456789");
- assertFalse(s.hasNextInt(10));
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextInt(10));
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextInt(10));
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextInt(10));
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextInt(10));
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06662");
- assertTrue(s.hasNextInt(10));
- assertFalse(s.hasNextInt(5));
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666");
- s.useLocale(Locale.CHINESE);
- assertFalse(s.hasNextInt(10));
- try {
- s.nextInt(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextInt(10));
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- assertFalse(s.hasNextInt(10));
- try {
- s.nextInt(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
-
- s = new Scanner("03456");
- assertTrue(s.hasNextInt(10));
- assertEquals(3456, s.nextInt(10));
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextInt(10));
- assertEquals(3456, s.nextInt(10));
-
- s = new Scanner("E3456");
- assertTrue(s.hasNextInt(16));
- assertEquals(930902, s.nextInt(16));
- // The following test case fails on RI, because RI does not support
- // letter as leading digit
- s = new Scanner("E3,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextInt(16));
- assertEquals(930902, s.nextInt(16));
-
- // If parameter radix is illegal, the following test case fails on RI
- try {
- s.hasNextInt(Character.MIN_RADIX - 1);
- fail("Should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // Expected
- }
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextInt(10));
- assertEquals(12300, s.nextInt(10));
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextInt(10));
- assertEquals(12300, s.nextInt(10));
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextInt(10));
- assertEquals(12300, s.nextInt(10));
-
- /*
- * There are three types of negative prefix all in all. '' '-' '(' There
- * are three types of negative suffix all in all. '' '-' ')' '(' and ')'
- * must be used togethor. Prefix '-' and suffix '-' must be used
- * exclusively.
- */
-
- /*
- * According to Integer regular expression: Integer :: = ( [-+]? (*
- * Numeral ) ) | LocalPositivePrefix Numeral LocalPositiveSuffix |
- * LocalNegativePrefix Numeral LocalNegativeSuffix 123- should be
- * recognized by scanner with locale ar_AE, (123) shouble be recognized
- * by scanner with locale mk_MK. But this is not the case on RI.
- */
- s = new Scanner("-123 123- -123-");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextInt(10));
- assertEquals(-123, s.nextInt(10));
- // The following test case fails on RI
- assertTrue(s.hasNextInt(10));
- assertEquals(-123, s.nextInt(10));
- assertFalse(s.hasNextInt(10));
- try {
- s.nextInt(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
-
- s = new Scanner("-123 123-");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextInt(10));
- assertEquals(-123, s.nextInt(10));
- assertFalse(s.hasNextInt(10));
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- // Skip the un-recognizable token 123-.
- assertEquals("123-", s.next());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextInt(int)
- */
- public void test_hasNextIntI_cache() throws IOException {
- //regression for HARMONY-2063
- s = new Scanner("123 456");
- assertTrue(s.hasNextInt(16));
- assertEquals(291, s.nextInt(10));
- assertEquals(456, s.nextInt());
-
- s = new Scanner("123 456");
- assertTrue(s.hasNextInt(16));
- assertTrue(s.hasNextInt(8));
- assertEquals(83, s.nextInt());
- assertEquals(456, s.nextInt());
-
- s = new Scanner("-123 -456 -789");
- assertTrue(s.hasNextInt(8));
- assertEquals(-123, s.nextShort());
- assertEquals(-456, s.nextInt());
- assertTrue(s.hasNextShort(16));
- assertEquals(-789, s.nextInt());
-
- s = new Scanner("123 456");
- assertTrue(s.hasNextInt());
- s.close();
- try {
- s.nextInt();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
- }
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextInt()
- */
- public void test_hasNextInt() throws IOException {
- s = new Scanner("123 456");
- assertTrue(s.hasNextInt());
- assertEquals(123, s.nextInt());
- assertEquals(456, s.nextInt());
- assertFalse(s.hasNextInt());
- try {
- s.nextInt();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- s.useRadix(5);
- assertTrue(s.hasNextInt());
- assertEquals(38, s.nextInt());
- assertFalse(s.hasNextInt());
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789123456789123456789123456789");
- assertFalse(s.hasNextInt());
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextInt());
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextInt());
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextInt());
- s.useLocale(new Locale("it", "CH"));
- assertTrue(s.hasNextInt());
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06662");
- s.useRadix(5);
- assertFalse(s.hasNextInt());
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666");
- s.useLocale(Locale.CHINESE);
- assertFalse(s.hasNextInt());
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextInt());
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- assertFalse(s.hasNextInt());
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
-
- s = new Scanner("03456");
- assertTrue(s.hasNextInt());
- assertEquals(3456, s.nextInt());
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(3456, s.nextInt());
-
- s = new Scanner("E3456");
- s.useRadix(16);
- assertTrue(s.hasNextInt());
- assertEquals(930902, s.nextInt());
-
- // The following test case fails on RI, because RI does not support
- // letter as leading digit
- s = new Scanner("E3,456");
- s.useLocale(Locale.ENGLISH);
- s.useRadix(16);
- assertTrue(s.hasNextInt());
- assertEquals(930902, s.nextInt());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextInt());
- assertEquals(12300, s.nextInt());
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextInt());
- assertEquals(12300, s.nextInt());
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextInt());
- assertEquals(12300, s.nextInt());
-
- /*
- * There are three types of negative prefix all in all. '' '-' '(' There
- * are three types of negative suffix all in all. '' '-' ')' '(' and ')'
- * must be used togethor. Prefix '-' and suffix '-' must be used
- * exclusively.
- */
-
- /*
- * According to Integer regular expression: Integer :: = ( [-+]? (*
- * Numeral ) ) | LocalPositivePrefix Numeral LocalPositiveSuffix |
- * LocalNegativePrefix Numeral LocalNegativeSuffix 123- should be
- * recognized by scanner with locale ar_AE, (123) shouble be recognized
- * by scanner with locale mk_MK. But this is not the case on RI.
- */
- s = new Scanner("-123 123- -123-");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextInt());
- assertEquals(-123, s.nextInt());
- // The following test case fails on RI
- assertTrue(s.hasNextInt());
- assertEquals(-123, s.nextInt());
- assertFalse(s.hasNextInt());
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
-
- s = new Scanner("-123 123-");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextInt());
- assertEquals(-123, s.nextInt());
- try {
- s.nextInt();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // expected
- }
- // Skip the un-recognizable token 123-.
- assertEquals("123-", s.next());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextFloat()
- */
- public void test_hasNextFloat() throws IOException {
- s = new Scanner("123 45\u0666. 123.4 .123 ");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextFloat());
- assertEquals((float)123.0, s.nextFloat());
- assertTrue(s.hasNextFloat());
- assertEquals((float)456.0, s.nextFloat());
- assertTrue(s.hasNextFloat());
- assertEquals((float)123.4, s.nextFloat());
- assertTrue(s.hasNextFloat());
- assertEquals((float)0.123, s.nextFloat());
- assertFalse(s.hasNextFloat());
- try {
- s.nextFloat();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("+123.4 -456.7 123,456.789 0.1\u06623,4");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextFloat());
- assertEquals((float)123.4, s.nextFloat());
- assertTrue(s.hasNextFloat());
- assertEquals((float)-456.7, s.nextFloat());
- assertTrue(s.hasNextFloat());
- assertEquals((float)123456.789, s.nextFloat());
- assertFalse(s.hasNextFloat());
- try {
- s.nextFloat();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // Scientific notation
- s = new Scanner("+123.4E10 -456.7e+12 123,456.789E-10");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextFloat());
- assertEquals((float)1.234E12, s.nextFloat());
- assertTrue(s.hasNextFloat());
- assertEquals((float)-4.567E14, s.nextFloat());
- assertTrue(s.hasNextFloat());
- assertEquals((float)1.23456789E-5, s.nextFloat());
-
- s = new Scanner("NaN Infinity -Infinity");
- assertTrue(s.hasNextFloat());
- assertEquals(Float.NaN, s.nextFloat());
- assertTrue(s.hasNextFloat());
- assertEquals(Float.POSITIVE_INFINITY, s.nextFloat());
- assertTrue(s.hasNextFloat());
- assertEquals(Float.NEGATIVE_INFINITY, s.nextFloat());
-
- String str=String.valueOf(Float.MAX_VALUE*2);
- s=new Scanner(str);
- assertTrue(s.hasNextFloat());
- assertEquals(Float.POSITIVE_INFINITY,s.nextFloat());
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextFloat());
- assertEquals((float)23456.0, s.nextFloat());
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextFloat());
- assertEquals((float)23.456, s.nextFloat());
-
- s = new Scanner("23.456 23.456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextFloat());
- assertEquals((float)23.456, s.nextFloat());
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextFloat());
- assertEquals((float)23456.0, s.nextFloat());
-
- s = new Scanner("23,456.7 23.456,7");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextFloat());
- assertEquals((float)23456.7, s.nextFloat());
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextFloat());
- assertEquals((float)23456.7, s.nextFloat());
-
- //FIXME
-// s = new Scanner("-123.4 123.4- -123.4-");
-// s.useLocale(new Locale("ar", "AE"));
-// assertTrue(s.hasNextFloat());
-// assertEquals((float)-123.4, s.nextFloat());
-// //The following test case fails on RI
-// assertTrue(s.hasNextFloat());
-// assertEquals((float)-123.4, s.nextFloat());
-// try {
-// s.nextFloat();
-// fail("Should throw InputMismatchException");
-// } catch (InputMismatchException e) {
-// // Expected
-// }
-
- s = new Scanner("123- -123");
- s.useLocale(new Locale("mk", "MK"));
- assertFalse(s.hasNextFloat());
- try {
- s.nextFloat();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- // Skip the un-recognizable token 123-.
- assertEquals("123-", s.next());
- assertTrue(s.hasNextFloat());
- assertEquals((float)-123.0, s.nextFloat());
-
- s = new Scanner("+123.4 -456.7");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextFloat());
- s.close();
- try{
- s.nextFloat();
- fail("Should throw IllegalStateException");
- }catch(IllegalStateException e){
- //expected
- }
-
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextShort(int)
- */
- public void test_hasNextShortI() throws IOException {
- s = new Scanner("123 456");
- assertTrue(s.hasNextShort(10));
- assertEquals(123, s.nextShort(10));
- assertTrue(s.hasNextShort(10));
- assertEquals(456, s.nextShort(10));
- assertFalse(s.hasNextShort(10));
- try {
- s.nextShort(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- assertTrue(s.hasNextShort(5));
- assertEquals(38, s.nextShort(5));
- assertFalse(s.hasNextShort(5));
- try {
- s.nextShort(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789");
- assertFalse(s.hasNextShort(10));
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextShort(10));
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextShort(10));
- assertEquals(23456, s.nextInt(10));
- assertTrue(s.hasNextShort(10));
- assertEquals(23456, s.nextInt(10));
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextShort(10));
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextShort(10));
- assertEquals(23456, s.nextShort(10));
- assertTrue(s.hasNextShort(10));
- assertEquals(23456, s.nextShort(10));
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertTrue(s.hasNextShort(10));
- assertEquals(102, s.nextShort(10));
- assertFalse(s.hasNextShort(5));
- try {
- s.nextShort(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- assertTrue(s.hasNextShort(10));
- assertEquals(162, s.nextShort(10));
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- assertFalse(s.hasNextShort(10));
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextShort(10));
- assertEquals(23456, s.nextShort(10));
- assertTrue(s.hasNextShort(10));
- assertEquals(23456, s.nextShort(10));
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- assertFalse(s.hasNextShort(10));
- try {
- s.nextShort(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertTrue(s.hasNextShort(10));
- assertEquals(3456, s.nextShort(10));
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextShort(10));
- assertEquals(3456, s.nextShort(10));
-
- s = new Scanner("E34");
- assertTrue(s.hasNextShort(16));
- assertEquals(3636, s.nextShort(16));
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextShort(10));
- assertEquals(12300, s.nextShort(10));
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextShort(10));
- assertEquals(12300, s.nextShort(10));
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextShort(10));
- assertEquals(12300, s.nextShort(10));
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextShort(10));
- assertEquals(-123, s.nextShort(10));
-
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextShort(10));
- assertEquals(-123, s.nextShort(10));
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextShort()
- */
- public void test_hasNextShort() throws IOException {
- s = new Scanner("123 456");
- assertTrue(s.hasNextShort());
- assertEquals(123, s.nextShort());
- assertTrue(s.hasNextShort());
- assertEquals(456, s.nextShort());
- assertFalse(s.hasNextShort());
- try {
- s.nextShort();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- s.useRadix(5);
- assertTrue(s.hasNextShort());
- assertEquals(38, s.nextShort());
- assertFalse(s.hasNextShort());
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789");
- assertFalse(s.hasNextShort());
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextShort());
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextShort());
- assertEquals(23456, s.nextShort());
- assertTrue(s.hasNextShort());
- assertEquals(23456, s.nextShort());
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextShort());
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextShort());
- assertEquals(23456, s.nextShort());
- assertTrue(s.hasNextShort());
- assertEquals(23456, s.nextShort());
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(102, s.nextShort());
- s.useRadix(5);
- assertFalse(s.hasNextShort());
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useRadix(10);
- assertTrue(s.hasNextShort());
- assertEquals(162, s.nextShort());
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- assertFalse(s.hasNextShort());
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextShort());
- assertEquals(23456, s.nextShort());
- assertTrue(s.hasNextShort());
- assertEquals(23456, s.nextShort());
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- assertFalse(s.hasNextShort());
- try {
- s.nextShort();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertTrue(s.hasNextShort());
- assertEquals(3456, s.nextShort());
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextShort());
- assertEquals(3456, s.nextShort());
-
- s = new Scanner("E34");
- s.useRadix(16);
- assertTrue(s.hasNextShort());
- assertEquals(3636, s.nextShort());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextShort());
- assertEquals(12300, s.nextShort());
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextShort());
- assertEquals(12300, s.nextShort());
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextShort());
- assertEquals(12300, s.nextShort());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextShort());
- assertEquals(-123, s.nextShort());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextShort());
- assertEquals(-123, s.nextShort());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextShort(int)
- */
- public void test_hasNextShortI_cache() throws IOException {
- //regression for HARMONY-2063
- s = new Scanner("123 456");
- assertTrue(s.hasNextShort(16));
- assertEquals(291, s.nextShort());
- assertEquals(456, s.nextShort());
-
- s = new Scanner("123 456");
- assertTrue(s.hasNextShort(16));
- assertTrue(s.hasNextShort(8));
- assertEquals(83, s.nextShort());
- assertEquals(456, s.nextShort());
-
- s = new Scanner("-123 -456 -789");
- assertTrue(s.hasNextShort(8));
- assertEquals(-123, s.nextInt());
- assertEquals(-456, s.nextShort());
- assertTrue(s.hasNextInt(16));
- assertEquals(-789, s.nextShort());
-
- s = new Scanner("123 456");
- assertTrue(s.hasNextShort());
- s.close();
- try {
- s.nextShort();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextLong(int)
- */
- public void test_hasNextLongI() throws IOException {
- s = new Scanner("123 456");
- assertTrue(s.hasNextLong(10));
- assertEquals(123, s.nextLong(10));
- assertTrue(s.hasNextLong(10));
- assertEquals(456, s.nextLong(10));
- assertFalse(s.hasNextLong(10));
- try {
- s.nextLong(10);
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- assertTrue(s.hasNextLong(5));
- assertEquals(38, s.nextLong(5));
- assertFalse(s.hasNextLong(5));
- try {
- s.nextLong(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789123456789123456789123456789");
- assertFalse(s.hasNextLong(10));
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextShort(10));
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextLong(10));
- assertEquals(23456, s.nextLong(10));
- assertTrue(s.hasNextLong(10));
- assertEquals(23456, s.nextLong(10));
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextLong(10));
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextLong(10));
- assertEquals(23456, s.nextLong(10));
- assertTrue(s.hasNextLong(10));
- assertEquals(23456, s.nextLong(10));
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertTrue(s.hasNextLong(10));
- assertEquals(102, s.nextLong(10));
- assertFalse(s.hasNextLong(5));
- try {
- s.nextLong(5);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- assertTrue(s.hasNextLong(10));
- assertEquals(162, s.nextLong(10));
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- assertFalse(s.hasNextLong(10));
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextLong(10));
- assertEquals(23456, s.nextLong(10));
- assertTrue(s.hasNextLong(10));
- assertEquals(23456, s.nextLong(10));
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- assertFalse(s.hasNextLong(10));
- try {
- s.nextLong(10);
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertTrue(s.hasNextLong(10));
- assertEquals(3456, s.nextLong(10));
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextLong(10));
- assertEquals(3456, s.nextLong(10));
-
- s = new Scanner("E34");
- assertTrue(s.hasNextLong(16));
- assertEquals(3636, s.nextLong(16));
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextLong(10));
- assertEquals(12300, s.nextLong(10));
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextLong(10));
- assertEquals(12300, s.nextLong(10));
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextLong(10));
- assertEquals(12300, s.nextLong(10));
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextLong(10));
- assertEquals(-123, s.nextLong(10));
-
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextLong(10));
- assertEquals(-123, s.nextLong(10));
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextLong(int)
- */
- public void test_hasNextLongI_cache() throws IOException {
- //regression for HARMONY-2063
- s = new Scanner("123 456");
- assertTrue(s.hasNextLong(16));
- assertEquals(291, s.nextLong());
- assertEquals(456, s.nextLong());
-
- s = new Scanner("123 456");
- assertTrue(s.hasNextLong(16));
- assertTrue(s.hasNextLong(8));
- assertEquals(83, s.nextLong());
- assertEquals(456, s.nextLong());
-
- s = new Scanner("-123 -456 -789");
- assertTrue(s.hasNextLong(8));
- assertEquals(-123, s.nextInt());
- assertEquals(-456, s.nextLong());
- assertTrue(s.hasNextShort(16));
- assertEquals(-789, s.nextLong());
-
- s = new Scanner("123 456");
- assertTrue(s.hasNextLong());
- s.close();
- try {
- s.nextLong();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextLong()
- */
- public void test_hasNextLong() throws IOException {
- s = new Scanner("123 456");
- assertTrue(s.hasNextLong());
- assertEquals(123, s.nextLong());
- assertTrue(s.hasNextLong());
- assertEquals(456, s.nextLong());
- assertFalse(s.hasNextLong());
- try {
- s.nextLong();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- // If the radix is different from 10
- s = new Scanner("123 456");
- s.useRadix(5);
- assertTrue(s.hasNextLong());
- assertEquals(38, s.nextLong());
- assertFalse(s.hasNextLong());
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // If the number is out of range
- s = new Scanner("123456789123456789123456789123456789");
- assertFalse(s.hasNextLong());
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextLong());
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.ENGLISH);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextLong());
- assertEquals(23456, s.nextLong());
- assertTrue(s.hasNextLong());
- assertEquals(23456, s.nextLong());
-
- /*
- * ''' is used in many locales as group separator.
- */
- s = new Scanner("23'456 23'456");
- s.useLocale(Locale.GERMANY);
- assertFalse(s.hasNextLong());
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(new Locale("it", "CH"));
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextLong());
- assertEquals(23456, s.nextLong());
- assertTrue(s.hasNextLong());
- assertEquals(23456, s.nextLong());
-
- /*
- * The input string has Arabic-Indic digits.
- */
- s = new Scanner("1\u06602 1\u06662");
- assertEquals(102, s.nextLong());
- s.useRadix(5);
- assertFalse(s.hasNextLong());
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useRadix(10);
- assertTrue(s.hasNextLong());
- assertEquals(162, s.nextLong());
-
- /*
- * '.' is used in many locales as group separator. The input string
- * has Arabic-Indic digits .
- */
- s = new Scanner("23.45\u0666 23.456");
- s.useLocale(Locale.CHINESE);
- assertFalse(s.hasNextLong());
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
- s.useLocale(Locale.GERMANY);
- // If exception is thrown out, input will not be advanced.
- assertTrue(s.hasNextLong());
- assertEquals(23456, s.nextLong());
- assertTrue(s.hasNextLong());
- assertEquals(23456, s.nextLong());
-
- // The input string starts with zero
- s = new Scanner("03,456");
- s.useLocale(Locale.ENGLISH);
- assertFalse(s.hasNextLong());
- try {
- s.nextLong();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- s = new Scanner("03456");
- assertTrue(s.hasNextLong());
- assertEquals(3456, s.nextLong());
-
- s = new Scanner("\u06603,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextLong());
- assertEquals(3456, s.nextLong());
-
- s = new Scanner("E34");
- s.useRadix(16);
- assertTrue(s.hasNextLong());
- assertEquals(3636, s.nextLong());
-
- /*
- * There are 3 types of zero digit in all locales, '0' '\u0966' '\u0e50'
- * respectively, but they are not differentiated.
- */
- s = new Scanner("12300");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextLong());
- assertEquals(12300, s.nextLong());
-
- s = new Scanner("123\u0966\u0966");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextLong());
- assertEquals(12300, s.nextLong());
-
- s = new Scanner("123\u0e50\u0e50");
- s.useLocale(Locale.CHINESE);
- assertTrue(s.hasNextLong());
- assertEquals(12300, s.nextLong());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("ar", "AE"));
- assertTrue(s.hasNextLong());
- assertEquals(-123, s.nextLong());
-
- s = new Scanner("-123");
- s.useLocale(new Locale("mk", "MK"));
- assertTrue(s.hasNextLong());
- assertEquals(-123, s.nextLong());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextDouble()
- */
- public void test_hasNextDouble() throws IOException {
- s = new Scanner("123 45\u0666. 123.4 .123 ");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextDouble());
- assertEquals(123.0, s.nextDouble());
- assertTrue(s.hasNextDouble());
- assertEquals(456.0, s.nextDouble());
- assertTrue(s.hasNextDouble());
- assertEquals(123.4, s.nextDouble());
- assertTrue(s.hasNextDouble());
- assertEquals(0.123, s.nextDouble());
- assertFalse(s.hasNextDouble());
- try {
- s.nextDouble();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("+123.4 -456.7 123,456.789 0.1\u06623,4");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextDouble());
- assertEquals(123.4, s.nextDouble());
- assertTrue(s.hasNextDouble());
- assertEquals(-456.7, s.nextDouble());
- assertTrue(s.hasNextDouble());
- assertEquals(123456.789, s.nextDouble());
- assertFalse(s.hasNextDouble());
- try {
- s.nextDouble();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // Scientific notation
- s = new Scanner("+123.4E10 -456.7e+12 123,456.789E-10");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextDouble());
- assertEquals(1.234E12, s.nextDouble());
- assertTrue(s.hasNextDouble());
- assertEquals(-4.567E14, s.nextDouble());
- assertTrue(s.hasNextDouble());
- assertEquals(1.23456789E-5, s.nextDouble());
-
- s = new Scanner("NaN Infinity -Infinity");
- assertTrue(s.hasNextDouble());
- assertEquals(Double.NaN, s.nextDouble());
- assertTrue(s.hasNextDouble());
- assertEquals(Double.POSITIVE_INFINITY, s.nextDouble());
- assertTrue(s.hasNextDouble());
- assertEquals(Double.NEGATIVE_INFINITY, s.nextDouble());
-
- String str=String.valueOf(Double.MAX_VALUE*2);
- s=new Scanner(str);
- assertTrue(s.hasNextDouble());
- assertEquals(Double.POSITIVE_INFINITY,s.nextDouble());
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextDouble());
- assertEquals(23456.0, s.nextDouble());
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextDouble());
- assertEquals(23.456, s.nextDouble());
-
- s = new Scanner("23.456 23.456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextDouble());
- assertEquals(23.456, s.nextDouble());
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextDouble());
- assertEquals(23456.0, s.nextDouble());
-
- s = new Scanner("23,456.7 23.456,7");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextDouble());
- assertEquals(23456.7, s.nextDouble());
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextDouble());
- assertEquals(23456.7, s.nextDouble());
-
- s = new Scanner("-123.4");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextDouble());
- assertEquals(-123.4, s.nextDouble());
-
- s = new Scanner("+123.4 -456.7");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextDouble());
- s.close();
- try{
- s.nextDouble();
- fail("Should throw IllegalStateException");
- }catch(IllegalStateException e){
- //expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#hasNextBigDecimal()
- */
- public void test_hasNextBigDecimal() throws IOException {
- s = new Scanner("123 45\u0666. 123.4 .123 ");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("123"), s.nextBigDecimal());
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("456"), s.nextBigDecimal());
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("123.4"), s.nextBigDecimal());
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("0.123"), s.nextBigDecimal());
- assertFalse(s.hasNextBigDecimal());
- try {
- s.nextBigDecimal();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("+123.4 -456.7 123,456.789 0.1\u06623,4");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("123.4"), s.nextBigDecimal());
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("-456.7"), s.nextBigDecimal());
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("123456.789"), s.nextBigDecimal());
- assertFalse(s.hasNextBigDecimal());
- try {
- s.nextBigDecimal();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // Scientific notation
- s = new Scanner("+123.4E10 -456.7e+12 123,456.789E-10");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("1.234E12"), s.nextBigDecimal());
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("-4.567E14"), s.nextBigDecimal());
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("1.23456789E-5"), s.nextBigDecimal());
-
- s = new Scanner("NaN");
- assertFalse(s.hasNextBigDecimal());
- try {
- s.nextBigDecimal();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("23456"), s.nextBigDecimal());
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("23.456"), s.nextBigDecimal());
-
- s = new Scanner("23.456 23.456");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("23.456"), s.nextBigDecimal());
- s.useLocale(Locale.GERMANY);
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("23456"), s.nextBigDecimal());
-
- s = new Scanner("23,456.7");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("23456.7"), s.nextBigDecimal());
-
- s = new Scanner("-123.4");
- s.useLocale(Locale.ENGLISH);
- assertTrue(s.hasNextBigDecimal());
- assertEquals(new BigDecimal("-123.4"), s.nextBigDecimal());
- }
-
- private static class MockStringReader extends StringReader {
-
- public MockStringReader(String param) {
- super(param);
- }
-
- public int read(CharBuffer target) throws IOException {
- target.append('t');
- target.append('e');
- target.append('s');
- target.append('t');
- throw new IOException();
- }
-
- }
-
- private static class MockStringReader2Read extends StringReader {
- private int timesRead = 1;
-
- public MockStringReader2Read(String param) {
- super(param);
- }
-
- public int read(CharBuffer target) throws IOException {
- if (timesRead == 1) {
- target.append('1');
- target.append('2');
- target.append('3');
- timesRead++;
- return 3;
- } else if (timesRead == 2) {
- target.append('t');
- timesRead++;
- return 1;
- } else {
- throw new IOException();
- }
- }
-
- }
-
- /**
- * @tests java.util.Scanner#findWithinHorizon(Pattern, int)
- */
- public void test_findWithinHorizon_LPatternI(){
-
- // This method searches through the input up to the specified search
- // horizon(exclusive).
- s = new Scanner("123test");
- String result = s.findWithinHorizon(Pattern.compile("\\p{Lower}"), 5);
- assertEquals("t", result);
- MatchResult mresult = s.match();
- assertEquals(3, mresult.start());
- assertEquals(4, mresult.end());
-
- s = new Scanner("12345test1234test next");
- /*
- * If the pattern is found the scanner advances past the input that
- * matched and returns the string that matched the pattern.
- */
- result = s.findWithinHorizon(Pattern.compile("\\p{Digit}+"), 2);
- assertEquals("12", result);
- mresult = s.match();
- assertEquals(0, mresult.start());
- assertEquals(2, mresult.end());
- // Position is now pointing at the bar. "12|345test1234test next"
-
- result = s.findWithinHorizon(Pattern.compile("\\p{Digit}+"), 6);
- assertEquals("345", result);
-
- mresult = s.match();
- assertEquals(2, mresult.start());
- assertEquals(5, mresult.end());
- // Position is now pointing at the bar. "12345|test1234test next"
-
- // If no such pattern is detected then the null is returned and the
- // scanner's position remains unchanged.
- result = s.findWithinHorizon(Pattern.compile("\\p{Digit}+"), 3);
- assertNull(result);
-
- try {
- s.match();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
- assertEquals("345", mresult.group());
- assertEquals(2, mresult.start());
- assertEquals(5, mresult.end());
- // Position is now still pointing at the bar. "12345|test1234test next"
-
- // If horizon is 0, then the horizon is ignored and this method
- // continues to search through the input looking for the specified
- // pattern without bound.
- result = s.findWithinHorizon(Pattern.compile("\\p{Digit}+"), 0);
- mresult = s.match();
- assertEquals(9, mresult.start());
- assertEquals(13, mresult.end());
- // Position is now pointing at the bar. "12345test1234|test next"
-
- assertEquals("test", s.next());
- mresult = s.match();
- assertEquals(13, mresult.start());
- assertEquals(17, mresult.end());
-
- assertEquals("next", s.next());
- mresult = s.match();
- assertEquals(18, mresult.start());
- assertEquals(22, mresult.end());
-
- try {
- s.findWithinHorizon((Pattern) null, -1);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- try {
- s.findWithinHorizon(Pattern.compile("\\p{Digit}+"), -1);
- fail("Should throw IllegalArgumentException");
- } catch (IllegalArgumentException e) {
- // expected
- }
-
- s.close();
- try {
- s.findWithinHorizon((Pattern) null, -1);
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("test");
- result = s.findWithinHorizon(Pattern.compile("\\w+"), 10);
- assertEquals("test", result);
-
- s = new Scanner("aa\n\rb");
- String patternStr = "^(a)$";
- result = s.findWithinHorizon(Pattern.compile("a"), 5);
- assertEquals("a", result);
- mresult = s.match();
- assertEquals(0, mresult.start());
- assertEquals(1, mresult.end());
-
- result = s.findWithinHorizon(Pattern.compile(patternStr,
- Pattern.MULTILINE), 5);
- assertNull(result);
-
- try {
- mresult = s.match();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("");
- result = s.findWithinHorizon(Pattern.compile("^"), 0);
- assertEquals("", result);
- MatchResult matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(0, matchResult.end());
-
- result = s.findWithinHorizon(Pattern.compile("$"), 0);
- assertEquals("", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(0, matchResult.end());
-
- s = new Scanner("1 fish 2 fish red fish blue fish");
- result = s.findWithinHorizon(Pattern
- .compile("(\\d+) fish (\\d+) fish (\\w+) fish (\\w+)"), 10);
- assertNull(result);
-
- try {
- mresult = s.match();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
- assertEquals(0, mresult.groupCount());
-
- result = s.findWithinHorizon(Pattern
- .compile("(\\d+) fish (\\d+) fish (\\w+) fish (\\w+)"), 100);
- assertEquals("1 fish 2 fish red fish blue", result);
- mresult = s.match();
- assertEquals(4, mresult.groupCount());
- assertEquals("1", mresult.group(1));
- assertEquals("2", mresult.group(2));
- assertEquals("red", mresult.group(3));
- assertEquals("blue", mresult.group(4));
-
- s = new Scanner("test");
- s.close();
- try {
- s.findWithinHorizon(Pattern.compile("test"), 1);
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("word1 WorD2 ");
- s.close();
- try {
- s.findWithinHorizon(Pattern.compile("\\d+"), 10);
- fail("should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("word1 WorD2 wOrd3 ");
- Pattern pattern = Pattern.compile("\\d+");
- assertEquals("1", s.findWithinHorizon(pattern, 10));
- assertEquals("WorD2", s.next());
- assertEquals("3", s.findWithinHorizon(pattern, 15));
-
- // Regression test
- s = new Scanner(new MockStringReader("MockStringReader"));
- pattern = Pattern.compile("test");
- result = s.findWithinHorizon(pattern, 10);
- assertEquals("test", result);
-
- // Test the situation when input length is longer than buffer size.
- StringBuilder stringBuilder = new StringBuilder();
- for (int i = 0; i < 1026; i++) {
- stringBuilder.append('a');
- }
- s = new Scanner(stringBuilder.toString());
- pattern = Pattern.compile("\\p{Lower}+");
- result = s.findWithinHorizon(pattern, 1026);
- assertEquals(stringBuilder.toString(), result);
-
- // Test the situation when input length is longer than buffer size and
- // set horizon to buffer size.
- stringBuilder = new StringBuilder();
- for (int i = 0; i < 1026; i++) {
- stringBuilder.append('a');
- }
- s = new Scanner(stringBuilder.toString());
- pattern = Pattern.compile("\\p{Lower}+");
- result = s.findWithinHorizon(pattern, 1022);
- assertEquals(1022, result.length());
- assertEquals(stringBuilder.subSequence(0, 1022), result);
-
- // Test the situation, under which pattern is clipped by buffer.
- stringBuilder = new StringBuilder();
- for (int i = 0; i < 1022; i++) {
- stringBuilder.append(' ');
- }
- stringBuilder.append("bbc");
- assertEquals(1025, stringBuilder.length());
- s = new Scanner(stringBuilder.toString());
- pattern = Pattern.compile("bbc");
- result = s.findWithinHorizon(pattern, 1025);
- assertEquals(3, result.length());
- assertEquals(stringBuilder.subSequence(1022, 1025), result);
-
- stringBuilder = new StringBuilder();
- for (int i = 0; i < 1026; i++) {
- stringBuilder.append('a');
- }
- s = new Scanner(stringBuilder.toString());
- pattern = Pattern.compile("\\p{Lower}+");
- result = s.findWithinHorizon(pattern, 0);
- assertEquals(stringBuilder.toString(), result);
-
- stringBuilder = new StringBuilder();
- for (int i = 0; i < 10240; i++) {
- stringBuilder.append('-');
- }
- stringBuilder.replace(0, 2, "aa");
- s = new Scanner(stringBuilder.toString());
- result = s.findWithinHorizon(Pattern.compile("aa"), 0);
- assertEquals("aa", result);
-
- s = new Scanner("aaaa");
- result = s.findWithinHorizon(Pattern.compile("a*"), 0);
- assertEquals("aaaa", result);
- }
-
- /**
- * @tests java.util.Scanner#findInLine(Pattern)
- */
- public void test_findInLine_LPattern() {
-
- Scanner s = new Scanner("");
- try {
- s.findInLine((Pattern) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // Expected
- }
- String result = s.findInLine(Pattern.compile("^"));
- assertEquals("", result);
- MatchResult matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(0, matchResult.end());
-
- result = s.findInLine(Pattern.compile("$"));
- assertEquals("", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(0, matchResult.end());
-
- /*
- * When we use the operation of findInLine(Pattern), the match region
- * should not span the line separator.
- */
- s = new Scanner("aa\nb.b");
- result = s.findInLine(Pattern.compile("a\nb*"));
- assertNull(result);
-
- s = new Scanner("aa\nbb.b");
- result = s.findInLine(Pattern.compile("\\."));
- assertNull(result);
-
- s = new Scanner("abcd1234test\n");
- result = s.findInLine(Pattern.compile("\\p{Lower}+"));
- assertEquals("abcd", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(4, matchResult.end());
-
- result = s.findInLine(Pattern.compile("\\p{Digit}{5}"));
- assertNull(result);
- try {
- matchResult = s.match();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
- assertEquals(0, matchResult.start());
- assertEquals(4, matchResult.end());
-
- result = s.findInLine(Pattern.compile("\\p{Lower}+"));
- assertEquals("test", result);
- matchResult = s.match();
- assertEquals(8, matchResult.start());
- assertEquals(12, matchResult.end());
-
- char[] chars = new char[2048];
- Arrays.fill(chars, 'a');
- StringBuilder stringBuilder = new StringBuilder();
- stringBuilder.append(chars);
- stringBuilder.append("1234");
- s = new Scanner(stringBuilder.toString());
- result = s.findInLine(Pattern.compile("\\p{Digit}+"));
- assertEquals("1234", result);
- matchResult = s.match();
- assertEquals(2048, matchResult.start());
- assertEquals(2052, matchResult.end());
-
- s = new Scanner("test");
- s.close();
- try {
- s.findInLine((Pattern) null);
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("test1234\n1234 test");
- result = s.findInLine(Pattern.compile("test"));
- assertEquals("test", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(4, matchResult.end());
-
- int number = s.nextInt();
- assertEquals(1234, number);
- matchResult = s.match();
- assertEquals(4, matchResult.start());
- assertEquals(8, matchResult.end());
-
- result = s.next();
- assertEquals("1234", result);
- matchResult = s.match();
- assertEquals(9, matchResult.start());
- assertEquals(13, matchResult.end());
-
- result = s.findInLine(Pattern.compile("test"));
- assertEquals("test", result);
- matchResult = s.match();
- assertEquals(14, matchResult.start());
- assertEquals(18, matchResult.end());
-
- s = new Scanner("test\u0085\ntest");
- result = s.findInLine("est");
- assertEquals("est", result);
- result = s.findInLine("est");
- assertEquals("est", result);
-
- s = new Scanner("test\ntest");
- result = s.findInLine("est");
- assertEquals("est", result);
- result = s.findInLine("est");
- assertEquals("est", result);
-
- s = new Scanner("test\n123\ntest");
- result = s.findInLine("est");
- assertEquals("est", result);
- result = s.findInLine("est");
- // RI fails. It is a RI's bug.
- assertNull(result);
-
- s = new Scanner( " *\n");
- result = s.findInLine(Pattern.compile( "^\\s*(?:\\*(?=[^/]))"));
- assertEquals(" *", result);
- }
-
- /**
- * @tests java.util.Scanner#findInLine(String)
- */
- public void test_findInLine_LString() {
- s = new Scanner("test");
- try {
- s.findInLine((String) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- s.close();
- try {
- s.findInLine((String) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
- try {
- s.findInLine("test");
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // exptected
- }
- }
-
- /**
- * @tests java.util.Scanner#skip(Pattern)
- */
- public void test_skip_LPattern() {
- s = new Scanner("test");
- try {
- s.skip((String) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
-
- // If pattern does not match, NoSuchElementException will be thrown out.
- s = new Scanner("1234");
- try {
- s.skip(Pattern.compile("\\p{Lower}"));
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // expected
- }
- // Then, no matchResult will be thrown out.
- try {
- s.match();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s.skip(Pattern.compile("\\p{Digit}"));
- MatchResult matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
-
- s.skip(Pattern.compile("\\p{Digit}+"));
- matchResult = s.match();
- assertEquals(1, matchResult.start());
- assertEquals(4, matchResult.end());
-
- s.close();
- try {
- s.skip(Pattern.compile("test"));
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- MockStringReader2Read reader = new MockStringReader2Read("test");
- s = new Scanner(reader);
- try {
- s.skip(Pattern.compile("\\p{Digit}{4}"));
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // expected
- }
- try {
- s.match();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
- s.skip(Pattern.compile("\\p{Digit}{3}\\p{Lower}"));
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(4, matchResult.end());
-
- s.close();
- try {
- s.skip((Pattern) null);
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- StringBuilder stringBuilder = new StringBuilder();
- char [] chars = new char[1024];
- Arrays.fill(chars, 'a');
- stringBuilder.append(chars);
- stringBuilder.append('3');
- s = new Scanner(stringBuilder.toString());
- s.skip(Pattern.compile("\\p{Lower}+\\p{Digit}"));
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1025, matchResult.end());
-
- // Large amount of input may be cached
- chars = new char[102400];
- Arrays.fill(chars, 'a');
- stringBuilder = new StringBuilder();
- stringBuilder.append(chars);
- s = new Scanner(stringBuilder.toString());
- s.skip(Pattern.compile(".*"));
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(102400, matchResult.end());
-
- // skip something without risking a NoSuchElementException
- s.skip(Pattern.compile("[ \t]*"));
- matchResult = s.match();
- assertEquals(102400, matchResult.start());
- assertEquals(102400, matchResult.end());
- }
-
- /**
- * @tests java.util.Scanner#skip(String)
- */
- public void test_skip_LString() {
- s = new Scanner("test");
- try {
- s.skip((String) null);
- fail("Should throw NullPointerException");
- } catch (NullPointerException e) {
- // expected
- }
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextDouble()
- */
- public void test_nextDouble() throws IOException {
- s = new Scanner("123 45\u0666. 123.4 .123 ");
- s.useLocale(Locale.ENGLISH);
- assertEquals(123.0, s.nextDouble());
- assertEquals(456.0, s.nextDouble());
- assertEquals(123.4, s.nextDouble());
- assertEquals(0.123, s.nextDouble());
- try {
- s.nextDouble();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("+123.4 -456.7 123,456.789 0.1\u06623,4");
- s.useLocale(Locale.ENGLISH);
- assertEquals(123.4, s.nextDouble());
- assertEquals(-456.7, s.nextDouble());
- assertEquals(123456.789, s.nextDouble());
- try {
- s.nextDouble();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // Scientific notation
- s = new Scanner("+123.4E10 -456.7e+12 123,456.789E-10");
- s.useLocale(Locale.ENGLISH);
- assertEquals(1.234E12, s.nextDouble());
- assertEquals(-4.567E14, s.nextDouble());
- assertEquals(1.23456789E-5, s.nextDouble());
-
- s = new Scanner("NaN Infinity -Infinity");
- assertEquals(Double.NaN, s.nextDouble());
- assertEquals(Double.POSITIVE_INFINITY, s.nextDouble());
- assertEquals(Double.NEGATIVE_INFINITY, s.nextDouble());
-
- //The following test case fails on RI
- s=new Scanner("\u221e");
- s.useLocale(Locale.ENGLISH);
- assertEquals(Double.POSITIVE_INFINITY, s.nextDouble());
-
- String str=String.valueOf(Double.MAX_VALUE*2);
- s=new Scanner(str);
- assertEquals(Double.POSITIVE_INFINITY,s.nextDouble());
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(23456.0, s.nextDouble());
- s.useLocale(Locale.GERMANY);
- assertEquals(23.456, s.nextDouble());
-
- s = new Scanner("23.456 23.456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(23.456, s.nextDouble());
- s.useLocale(Locale.GERMANY);
- assertEquals(23456.0, s.nextDouble());
-
- s = new Scanner("23,456.7 23.456,7");
- s.useLocale(Locale.ENGLISH);
- assertEquals(23456.7, s.nextDouble());
- s.useLocale(Locale.GERMANY);
- assertEquals(23456.7, s.nextDouble());
-
- s = new Scanner("-123.4");
- s.useLocale(Locale.ENGLISH);
- assertEquals(-123.4, s.nextDouble());
- }
-
- /**
- * @throws IOException
- * @tests java.util.Scanner#nextBigDecimal()
- */
- public void test_nextBigDecimal() throws IOException {
- s = new Scanner("123 45\u0666. 123.4 .123 ");
- s.useLocale(Locale.ENGLISH);
- assertEquals(new BigDecimal("123"), s.nextBigDecimal());
- assertEquals(new BigDecimal("456"), s.nextBigDecimal());
- assertEquals(new BigDecimal("123.4"), s.nextBigDecimal());
- assertEquals(new BigDecimal("0.123"), s.nextBigDecimal());
- try {
- s.nextBigDecimal();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // Expected
- }
-
- s = new Scanner("+123.4 -456.7 123,456.789 0.1\u06623,4");
- s.useLocale(Locale.ENGLISH);
- assertEquals(new BigDecimal("123.4"), s.nextBigDecimal());
- assertEquals(new BigDecimal("-456.7"), s.nextBigDecimal());
- assertEquals(new BigDecimal("123456.789"), s.nextBigDecimal());
- try {
- s.nextBigDecimal();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- // Scientific notation
- s = new Scanner("+123.4E10 -456.7e+12 123,456.789E-10");
- s.useLocale(Locale.ENGLISH);
- assertEquals(new BigDecimal("1.234E12"), s.nextBigDecimal());
- assertEquals(new BigDecimal("-4.567E14"), s.nextBigDecimal());
- assertEquals(new BigDecimal("1.23456789E-5"), s.nextBigDecimal());
-
- s = new Scanner("NaN");
- try {
- s.nextBigDecimal();
- fail("Should throw InputMismatchException");
- } catch (InputMismatchException e) {
- // Expected
- }
-
- /*
- * Different locale can only recognize corresponding locale sensitive
- * string. ',' is used in many locales as group separator.
- */
- s = new Scanner("23,456 23,456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(new BigDecimal("23456"), s.nextBigDecimal());
- s.useLocale(Locale.GERMANY);
- assertEquals(new BigDecimal("23.456"), s.nextBigDecimal());
-
- s = new Scanner("23.456 23.456");
- s.useLocale(Locale.ENGLISH);
- assertEquals(new BigDecimal("23.456"), s.nextBigDecimal());
- s.useLocale(Locale.GERMANY);
- assertEquals(new BigDecimal("23456"), s.nextBigDecimal());
-
- s = new Scanner("23,456.7");
- s.useLocale(Locale.ENGLISH);
- assertEquals(new BigDecimal("23456.7"), s.nextBigDecimal());
-
- s = new Scanner("-123.4");
- s.useLocale(Locale.ENGLISH);
- assertEquals(new BigDecimal("-123.4"), s.nextBigDecimal());
- }
-
- /**
- * @tests java.util.Scanner#toString()
- */
- public void test_toString() {
- s = new Scanner("test");
- assertNotNull(s.toString());
- }
-
- /**
- * @tests java.util.Scanner#nextLine()
- */
- public void test_nextLine() {
- s = new Scanner("");
- s.close();
- try {
- s.nextLine();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("test\r\ntest");
- String result = s.nextLine();
- assertEquals("test", result);
- MatchResult matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(6, matchResult.end());
-
- s = new Scanner("\u0085");
- result = s.nextLine();
- assertEquals("", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
-
- s = new Scanner("\u2028");
- result = s.nextLine();
- assertEquals("", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
-
- s = new Scanner("\u2029");
- result = s.nextLine();
- assertEquals("", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
-
- s = new Scanner("");
- try {
- result = s.nextLine();
- fail("Should throw NoSuchElementException");
- } catch (NoSuchElementException e) {
- // expected
- }
- try {
- s.match();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("Ttest");
- result = s.nextLine();
- assertEquals("Ttest", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(5, matchResult.end());
-
- s = new Scanner("\r\n");
- result = s.nextLine();
- assertEquals("", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(2, matchResult.end());
-
- char[] chars = new char[1024];
- Arrays.fill(chars, 'a');
- StringBuilder stringBuilder = new StringBuilder();
- stringBuilder.append(chars);
- chars = new char[] { '+', '-' };
- stringBuilder.append(chars);
- stringBuilder.append("\u2028");
- s = new Scanner(stringBuilder.toString());
- result = s.nextLine();
-
- assertEquals(stringBuilder.toString().substring(0, 1026), result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1027, matchResult.end());
-
- chars = new char[1023];
- Arrays.fill(chars, 'a');
- stringBuilder = new StringBuilder();
- stringBuilder.append(chars);
- stringBuilder.append("\r\n");
- s = new Scanner(stringBuilder.toString());
- result = s.nextLine();
-
- assertEquals(stringBuilder.toString().substring(0, 1023), result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1025, matchResult.end());
-
- s = new Scanner(" ");
- result = s.nextLine();
- assertEquals(" ", result);
-
- s = new Scanner("test\n\n\n");
- result = s.nextLine();
- assertEquals("test", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(5, matchResult.end());
- result = s.nextLine();
- matchResult = s.match();
- assertEquals(5, matchResult.start());
- assertEquals(6, matchResult.end());
-
- s = new Scanner("\n\n\n");
- result = s.nextLine();
- assertEquals("", result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
- result = s.nextLine();
- matchResult = s.match();
- assertEquals(1, matchResult.start());
- assertEquals(2, matchResult.end());
-
- s = new Scanner("123 test\n ");
- int value = s.nextInt();
- assertEquals(123, value);
-
- result = s.nextLine();
- assertEquals(" test", result);
-
- s = new Scanner("test\n ");
- result = s.nextLine();
- assertEquals("test", result);
-
- // Regression test for Harmony-4774
- class CountReadable implements Readable {
- int counter = 0;
- public int read(CharBuffer charBuffer) throws IOException {
- counter++;
- charBuffer.append("hello\n");
- return 6;
- }
- }
- CountReadable cr = new CountReadable();
- s = new Scanner(cr);
- result = s.nextLine();
- // We expect read() to be called only once, otherwise we see the problem
- // when reading from System.in described in Harmony-4774
- assertEquals(1, cr.counter);
- assertEquals("hello", result);
- }
-
- /**
- * @tests java.util.Scanner#hasNextLine()
- */
- public void test_hasNextLine() {
- s = new Scanner("");
- s.close();
- try {
- s.hasNextLine();
- fail("Should throw IllegalStateException");
- } catch (IllegalStateException e) {
- // expected
- }
-
- s = new Scanner("test\r\ntest");
- boolean result = s.hasNextLine();
- assertTrue(result);
- MatchResult matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(6, matchResult.end());
-
- s = new Scanner("\u0085");
- result = s.hasNextLine();
- assertTrue(result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
-
- s = new Scanner("\u2028");
- result = s.hasNextLine();
- assertTrue(result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
-
- s = new Scanner("\u2029");
- result = s.hasNextLine();
- assertTrue(result);
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
-
- s = new Scanner("test\n");
- assertTrue(s.hasNextLine());
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(5, matchResult.end());
-
- char[] chars = new char[2048];
- Arrays.fill(chars, 'a');
- StringBuilder stringBuilder = new StringBuilder();
- stringBuilder.append(chars);
- s = new Scanner(stringBuilder.toString());
- result = s.hasNextLine();
- assertTrue(result);
-
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(2048, matchResult.end());
-
- s = new Scanner("\n\n\n");
- assertTrue(s.hasNextLine());
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
-
- // The scanner will not advance any input.
- assertTrue(s.hasNextLine());
- matchResult = s.match();
- assertEquals(0, matchResult.start());
- assertEquals(1, matchResult.end());
- }
-
- public void test_hasNextLine_sequence() throws IOException {
- final PipedInputStream pis = new PipedInputStream();
- final PipedOutputStream pos = new PipedOutputStream();
- final Scanner scanner = new Scanner(pis);
- pis.connect(pos);
- final List<String> result = new ArrayList<String>();
- Thread thread = new Thread(new Runnable() {
- public void run() {
- while (scanner.hasNextLine()) {
- result.add(scanner.nextLine());
- }
- }
- });
- thread.start();
- for (int index = 0; index < 5; index++) {
- pos.write(("line" + index + "\n").getBytes());
- pos.flush();
- try {
- Thread.sleep(1000);
- } catch (InterruptedException e) {
- // Ignored
- }
- assertEquals(index + 1, result.size());
- }
- pis.close();
- pos.close();
- try {
- thread.join(1000);
- } catch (InterruptedException e) {
- // Ignored
- }
- assertFalse(scanner.hasNextLine());
- }
-
- protected void setUp() throws Exception {
- super.setUp();
-
- server = new ServerSocket(0);
- address = new InetSocketAddress("127.0.0.1", server.getLocalPort());
-
- client = SocketChannel.open();
- client.connect(address);
- serverSocket = server.accept();
-
- os = serverSocket.getOutputStream();
- }
-
- protected void tearDown() throws Exception {
- super.tearDown();
-
- try {
- serverSocket.close();
- } catch (Exception e) {
-
- }
- try {
- client.close();
- } catch (Exception e) {
- // do nothing
- }
- try {
- server.close();
- } catch (Exception e) {
- // do nothing
- }
- }
-}
