102 lines
3.9 KiB
Java
102 lines
3.9 KiB
Java
/*
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* Copyright (c) 2016, 2024, 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 ClassResolutionTest
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* @bug 8144874 8343633
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* @requires vm.flagless
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* @modules java.base/jdk.internal.misc
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* @library /test/lib
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* @run driver ClassResolutionTest
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*/
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.process.ProcessTools;
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import java.lang.ref.WeakReference;
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import java.lang.reflect.Method;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.List;
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public class ClassResolutionTest {
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public static class ClassResolutionTestMain {
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public static class Thing1 {
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public static int getThingNumber() {
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return 1;
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}
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};
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public static class Thing1Handler {
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public static int getThingNumber() {
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return Thing1.getThingNumber();
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}
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};
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public static void main(String... args) throws Exception {
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int x = Thing1Handler.getThingNumber();
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System.out.println("ThingNumber: "+Integer.toString(x));
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}
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}
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public static void checkOutput(String file, String decorators) throws Exception {
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List<String> allLines = Files.readAllLines(Path.of(file));
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for (String line : allLines) {
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if (!line.contains(decorators)) {
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throw new RuntimeException("Logging should contain decorators " + decorators);
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}
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}
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}
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public static void main(String... args) throws Exception {
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// (1) class+resolve should turn on.
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ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder("-Xlog:class+resolve=debug",
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ClassResolutionTestMain.class.getName());
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OutputAnalyzer o = new OutputAnalyzer(pb.start());
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o.shouldHaveExitValue(0);
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o.shouldContain("[class,resolve] ClassResolutionTest$ClassResolutionTestMain$Thing1Handler ClassResolutionTest$ClassResolutionTestMain$Thing1");
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o.shouldContain("[class,resolve] resolve JVM_CONSTANT_MethodHandle");
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// (2) class+resolve should turn off.
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pb = ProcessTools.createLimitedTestJavaProcessBuilder("-Xlog:class+resolve=debug",
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"-Xlog:class+resolve=off",
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ClassResolutionTestMain.class.getName());
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o = new OutputAnalyzer(pb.start());
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o.shouldHaveExitValue(0);
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o.shouldNotContain("[class,resolve]");
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// (3) Test perf+class+link writes to a file, not tty.
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pb = ProcessTools.createLimitedTestJavaProcessBuilder("-Xlog:perf+class+link:output.log",
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ClassResolutionTestMain.class.getName());
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o = new OutputAnalyzer(pb.start());
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o.shouldHaveExitValue(0);
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o.shouldNotContain("[perf,class,link]");
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checkOutput("output.log", "[perf,class,link]");
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};
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}
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