108 lines
3.9 KiB
Java
108 lines
3.9 KiB
Java
/*
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* Copyright (c) 2013, 2016, 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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/*
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* @test
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* @bug 6271292
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* @summary Verify that javap prints StackMapTable attribute contents
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* @library /tools/lib
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* @modules jdk.compiler/com.sun.tools.javac.api
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* jdk.compiler/com.sun.tools.javac.main
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* jdk.jdeps/com.sun.tools.javap
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* @build toolbox.ToolBox toolbox.JavacTask toolbox.JavapTask
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* @run main StackmapTest
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*/
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import java.util.ArrayList;
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import java.util.List;
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import toolbox.JavacTask;
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import toolbox.JavapTask;
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import toolbox.Task;
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import toolbox.ToolBox;
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// Original test: test/tools/javap/stackmap/T6271292.sh
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public class StackmapTest {
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private static final String TestSrc =
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"public class Test extends SuperClass {\n" +
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" public static void main(String[] args) {\n" +
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" new SuperClass((args[0].equals(\"0\")) ? 0 : 1)\n" +
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" .test();\n" +
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" }\n" +
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" Test(boolean b) {\n" +
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" super(b ? 1 : 2);\n" +
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" }\n" +
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"}\n" +
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"class SuperClass {\n" +
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" double d;\n" +
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" SuperClass(double dd) { d = dd; }\n" +
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" double test() {\n" +
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" if (d == 0)\n" +
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" return d;\n" +
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" else\n" +
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" return d > 0 ? d++ : d--;\n" +
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" }\n" +
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"}\n";
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private static final String goldenOut =
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" frame_type = 255 /* full_frame */\n" +
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" frame_type = 255 /* full_frame */\n" +
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" frame_type = 73 /* same_locals_1_stack_item */\n" +
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" frame_type = 255 /* full_frame */\n" +
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" offset_delta = 19\n" +
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" offset_delta = 0\n" +
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" offset_delta = 2\n" +
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" stack = [ uninitialized 0, uninitialized 0 ]\n" +
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" stack = [ uninitialized 0, uninitialized 0, double ]\n" +
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" stack = [ this ]\n" +
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" stack = [ this, double ]\n" +
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" locals = [ class \"[Ljava/lang/String;\" ]\n" +
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" locals = [ class \"[Ljava/lang/String;\" ]\n" +
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" locals = [ this, int ]\n";
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public static void main(String[] args) throws Exception {
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ToolBox tb = new ToolBox();
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new JavacTask(tb)
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.sources(TestSrc)
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.run();
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List<String> out = new JavapTask(tb)
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.options("-v")
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.classes("Test.class")
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.run()
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.getOutputLines(Task.OutputKind.DIRECT);
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List<String> grepResult = new ArrayList<>();
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grepResult.addAll(tb.grep("frame_type", out));
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grepResult.addAll(tb.grep("offset_delta", out));
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grepResult.addAll(tb.grep("stack = ", out));
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grepResult.addAll(tb.grep("locals = ", out));
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List<String> goldenList = tb.split(goldenOut, "\n");
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tb.checkEqual(goldenList, grepResult);
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}
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}
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