100 lines
3.8 KiB
Java
100 lines
3.8 KiB
Java
/*
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* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.File;
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import java.nio.charset.Charset;
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import java.nio.file.Files;
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import java.util.ArrayList;
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import java.util.List;
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import static java.nio.file.StandardOpenOption.*;
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import java.util.regex.Pattern;
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/*
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* @test
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* @bug 8003549
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* @summary tests class files instruction formats introduced in JSR-335
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* @compile -XDignore.symbol.file Utils.java InstructionTests.java
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* @run main InstructionTests
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* @author ksrini
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*/
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public class InstructionTests {
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public static void main(String... args) throws Exception {
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testInvokeOpCodes();
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}
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/*
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* the following should produce invokestatic and invokespecial
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* on InterfaceMethodRefs vs. MethodRefs, packer/unpacker should work
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*/
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static void testInvokeOpCodes() throws Exception {
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List<String> scratch = new ArrayList<>();
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final String fname = "A";
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String javaFileName = fname + Utils.JAVA_FILE_EXT;
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scratch.add("interface IntIterator {");
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scratch.add(" default void forEach(){}");
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scratch.add(" static void next() {}");
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scratch.add("}");
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scratch.add("class A implements IntIterator {");
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scratch.add("public void forEach(Object o){");
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scratch.add("IntIterator.super.forEach();");
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scratch.add("IntIterator.next();");
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scratch.add("}");
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scratch.add("}");
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File cwd = new File(".");
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File javaFile = new File(cwd, javaFileName);
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Files.write(javaFile.toPath(), scratch, Charset.defaultCharset(),
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CREATE, TRUNCATE_EXISTING);
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// make sure we have -g so that we compare LVT and LNT entries
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Utils.compiler("-g", javaFile.getName());
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// jar the file up
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File testjarFile = new File(cwd, "test" + Utils.JAR_FILE_EXT);
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Utils.jar("cvf", testjarFile.getName(), ".");
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// pack using --repack
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File outjarFile = new File(cwd, "out" + Utils.JAR_FILE_EXT);
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scratch.clear();
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scratch.add(Utils.getPack200Cmd());
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scratch.add("-J-ea");
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scratch.add("-J-esa");
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scratch.add("--repack");
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scratch.add(outjarFile.getName());
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scratch.add(testjarFile.getName());
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List<String> output = Utils.runExec(scratch);
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// TODO remove this when we get bc escapes working correctly
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// this test anyhow would fail at that time
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findString("WARNING: Passing.*" + fname + Utils.CLASS_FILE_EXT,
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output);
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Utils.doCompareVerify(testjarFile, outjarFile);
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}
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static boolean findString(String str, List<String> list) {
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Pattern p = Pattern.compile(str);
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for (String x : list) {
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if (p.matcher(x).matches())
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return true;
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}
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throw new RuntimeException("Error: " + str + " not found in output");
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}
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}
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