| /* |
| * Copyright (c) 2018 Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @author Eric Wang <yiming.wang@oracle.com> |
| * @summary tests java.util.Base64 |
| * @library /test/lib / |
| * @build sun.hotspot.WhiteBox |
| * @run driver ClassFileInstaller sun.hotspot.WhiteBox sun.hotspot.WhiteBox$WhiteBoxPermission |
| * |
| * @run main/othervm/timeout=600 -Xbatch -DcheckOutput=true |
| * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. |
| * compiler.intrinsics.base64.TestBase64 |
| */ |
| |
| package compiler.intrinsics.base64; |
| |
| import java.io.BufferedReader; |
| import java.io.FileReader; |
| import java.nio.ByteBuffer; |
| import java.nio.charset.Charset; |
| import java.nio.charset.StandardCharsets; |
| import java.nio.file.Files; |
| import java.nio.file.Paths; |
| import java.util.Base64; |
| import java.util.Base64.Decoder; |
| import java.util.Base64.Encoder; |
| import java.util.Objects; |
| import java.util.Random; |
| |
| import compiler.whitebox.CompilerWhiteBoxTest; |
| import sun.hotspot.code.Compiler; |
| import jtreg.SkippedException; |
| |
| public class TestBase64 { |
| static boolean checkOutput = Boolean.getBoolean("checkOutput"); |
| |
| public static void main(String[] args) throws Exception { |
| if (!Compiler.isIntrinsicAvailable(CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION, "java.util.Base64$Encoder", "encodeBlock", byte[].class, int.class, int.class, byte[].class, int.class, boolean.class)) { |
| throw new SkippedException("Base64 intrinsic is not available"); |
| } |
| int iters = (args.length > 0 ? Integer.valueOf(args[0]) : 100000); |
| System.out.println(iters + " iterations"); |
| |
| test0(Base64Type.BASIC, Base64.getEncoder(), Base64.getDecoder(),"plain.txt", "baseEncode.txt", iters); |
| test0(Base64Type.URLSAFE, Base64.getUrlEncoder(), Base64.getUrlDecoder(),"plain.txt", "urlEncode.txt", iters); |
| test0(Base64Type.MIME, Base64.getMimeEncoder(), Base64.getMimeDecoder(),"plain.txt", "mimeEncode.txt", iters); |
| } |
| |
| public static void test0(Base64Type type, Encoder encoder, Decoder decoder, String srcFile, String encodedFile, int numIterations) throws Exception { |
| |
| String[] srcLns = Files.readAllLines(Paths.get(SRCDIR, srcFile), DEF_CHARSET) |
| .toArray(new String[0]); |
| String[] encodedLns = Files.readAllLines(Paths.get(SRCDIR, encodedFile), DEF_CHARSET) |
| .toArray(new String[0]); |
| |
| for (int i = 0; i < numIterations; i++) { |
| int lns = 0; |
| for (String srcStr : srcLns) { |
| String encodedStr = null; |
| if (type != Base64Type.MIME) { |
| encodedStr = encodedLns[lns++]; |
| } else { |
| while (lns < encodedLns.length) { |
| String s = encodedLns[lns++]; |
| if (s.length() == 0) |
| break; |
| if (encodedStr != null) { |
| encodedStr += DEFAULT_CRLF + s; |
| } else { |
| encodedStr = s; |
| } |
| } |
| if (encodedStr == null && srcStr.length() == 0) { |
| encodedStr = ""; |
| } |
| } |
| |
| byte[] srcArr = srcStr.getBytes(DEF_CHARSET); |
| byte[] encodedArr = encodedStr.getBytes(DEF_CHARSET); |
| |
| ByteBuffer srcBuf = ByteBuffer.wrap(srcArr); |
| ByteBuffer encodedBuf = ByteBuffer.wrap(encodedArr); |
| byte[] resArr = new byte[encodedArr.length]; |
| |
| // test int encode(byte[], byte[]) |
| int len = encoder.encode(srcArr, resArr); |
| assertEqual(len, encodedArr.length); |
| assertEqual(resArr, encodedArr); |
| |
| // test byte[] encode(byte[]) |
| resArr = encoder.encode(srcArr); |
| assertEqual(resArr, encodedArr); |
| |
| // test ByteBuffer encode(ByteBuffer) |
| int limit = srcBuf.limit(); |
| ByteBuffer resBuf = encoder.encode(srcBuf); |
| assertEqual(srcBuf.position(), limit); |
| assertEqual(srcBuf.limit(), limit); |
| assertEqual(resBuf, encodedBuf); |
| srcBuf.rewind(); // reset for next test |
| |
| // test String encodeToString(byte[]) |
| String resEncodeStr = encoder.encodeToString(srcArr); |
| assertEqual(resEncodeStr, encodedStr); |
| |
| // test int decode(byte[], byte[]) |
| resArr = new byte[srcArr.length]; |
| len = decoder.decode(encodedArr, resArr); |
| assertEqual(len, srcArr.length); |
| assertEqual(resArr, srcArr); |
| |
| // test byte[] decode(byte[]) |
| resArr = decoder.decode(encodedArr); |
| assertEqual(resArr, srcArr); |
| |
| // test ByteBuffer decode(ByteBuffer) |
| limit = encodedBuf.limit(); |
| resBuf = decoder.decode(encodedBuf); |
| assertEqual(encodedBuf.position(), limit); |
| assertEqual(encodedBuf.limit(), limit); |
| assertEqual(resBuf, srcBuf); |
| encodedBuf.rewind(); // reset for next test |
| |
| // test byte[] decode(String) |
| resArr = decoder.decode(encodedStr); |
| assertEqual(resArr, srcArr); |
| |
| } |
| } |
| } |
| |
| // helper |
| enum Base64Type { |
| BASIC, URLSAFE, MIME |
| } |
| |
| private static final String SRCDIR = System.getProperty("test.src", "compiler/intrinsics/base64/"); |
| private static final Charset DEF_CHARSET = StandardCharsets.US_ASCII; |
| private static final String DEF_EXCEPTION_MSG = |
| "Assertion failed! The result is not same as expected\n"; |
| private static final String DEFAULT_CRLF = "\r\n"; |
| |
| private static void assertEqual(Object result, Object expect) { |
| if (checkOutput) { |
| if (!Objects.deepEquals(result, expect)) { |
| String resultStr = result.toString(); |
| String expectStr = expect.toString(); |
| if (result instanceof byte[]) { |
| resultStr = new String((byte[]) result, DEF_CHARSET); |
| } |
| if (expect instanceof byte[]) { |
| expectStr = new String((byte[]) expect, DEF_CHARSET); |
| } |
| throw new RuntimeException(DEF_EXCEPTION_MSG + |
| " result: " + resultStr + " expected: " + expectStr); |
| } |
| } |
| } |
| } |