| /* |
| * Copyright (C) 2014 Square, Inc. |
| * |
| * Licensed 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 okio; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.InputStream; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| |
| import static okio.TestUtil.repeat; |
| import static okio.Util.UTF_8; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| public final class OkioTest { |
| @Rule public TemporaryFolder temporaryFolder = new TemporaryFolder(); |
| |
| @Test public void readWriteFile() throws Exception { |
| File file = temporaryFolder.newFile(); |
| |
| BufferedSink sink = Okio.buffer(Okio.sink(file)); |
| sink.writeUtf8("Hello, java.io file!"); |
| sink.close(); |
| assertTrue(file.exists()); |
| assertEquals(20, file.length()); |
| |
| BufferedSource source = Okio.buffer(Okio.source(file)); |
| assertEquals("Hello, java.io file!", source.readUtf8()); |
| source.close(); |
| } |
| |
| @Test public void appendFile() throws Exception { |
| File file = temporaryFolder.newFile(); |
| |
| BufferedSink sink = Okio.buffer(Okio.appendingSink(file)); |
| sink.writeUtf8("Hello, "); |
| sink.close(); |
| assertTrue(file.exists()); |
| assertEquals(7, file.length()); |
| |
| sink = Okio.buffer(Okio.appendingSink(file)); |
| sink.writeUtf8("java.io file!"); |
| sink.close(); |
| assertEquals(20, file.length()); |
| |
| BufferedSource source = Okio.buffer(Okio.source(file)); |
| assertEquals("Hello, java.io file!", source.readUtf8()); |
| source.close(); |
| } |
| |
| @Test public void readWritePath() throws Exception { |
| Path path = temporaryFolder.newFile().toPath(); |
| |
| BufferedSink sink = Okio.buffer(Okio.sink(path)); |
| sink.writeUtf8("Hello, java.nio file!"); |
| sink.close(); |
| assertTrue(Files.exists(path)); |
| assertEquals(21, Files.size(path)); |
| |
| BufferedSource source = Okio.buffer(Okio.source(path)); |
| assertEquals("Hello, java.nio file!", source.readUtf8()); |
| source.close(); |
| } |
| |
| @Test public void sinkFromOutputStream() throws Exception { |
| Buffer data = new Buffer(); |
| data.writeUtf8("a"); |
| data.writeUtf8(repeat('b', 9998)); |
| data.writeUtf8("c"); |
| |
| ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| Sink sink = Okio.sink(out); |
| sink.write(data, 3); |
| assertEquals("abb", out.toString("UTF-8")); |
| sink.write(data, data.size()); |
| assertEquals("a" + repeat('b', 9998) + "c", out.toString("UTF-8")); |
| } |
| |
| @Test public void sourceFromInputStream() throws Exception { |
| InputStream in = new ByteArrayInputStream( |
| ("a" + repeat('b', Segment.SIZE * 2) + "c").getBytes(UTF_8)); |
| |
| // Source: ab...bc |
| Source source = Okio.source(in); |
| Buffer sink = new Buffer(); |
| |
| // Source: b...bc. Sink: abb. |
| assertEquals(3, source.read(sink, 3)); |
| assertEquals("abb", sink.readUtf8(3)); |
| |
| // Source: b...bc. Sink: b...b. |
| assertEquals(Segment.SIZE, source.read(sink, 20000)); |
| assertEquals(repeat('b', Segment.SIZE), sink.readUtf8()); |
| |
| // Source: b...bc. Sink: b...bc. |
| assertEquals(Segment.SIZE - 1, source.read(sink, 20000)); |
| assertEquals(repeat('b', Segment.SIZE - 2) + "c", sink.readUtf8()); |
| |
| // Source and sink are empty. |
| assertEquals(-1, source.read(sink, 1)); |
| } |
| |
| @Test public void sourceFromInputStreamBounds() throws Exception { |
| Source source = Okio.source(new ByteArrayInputStream(new byte[100])); |
| try { |
| source.read(new Buffer(), -1); |
| fail(); |
| } catch (IllegalArgumentException expected) { |
| } |
| } |
| } |