/* * Copyright (c) 2018, 2024, 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. */ import jdk.test.lib.process.ProcessTools; import jdk.test.lib.process.OutputAnalyzer; import jdk.test.lib.Platform; /* * @test * @summary Test various printing functions in classfile directory * @bug 8211821 8323685 * @requires vm.flagless * @library /test/lib * @run driver ClassfilePrintingTests */ class SampleClass { public static void main(java.lang.String[] unused) { System.out.println("Hello from the sample class"); } } public class ClassfilePrintingTests { private static void printStringTableStatsTest() throws Exception { ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder( "-XX:+PrintStringTableStatistics", "--version"); OutputAnalyzer output = new OutputAnalyzer(pb.start()); output.shouldContain("Number of buckets"); output.shouldHaveExitValue(0); } private static void printSystemDictionaryAtExitTest() throws Exception { ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder( "-XX:+PrintSystemDictionaryAtExit", "SampleClass"); OutputAnalyzer output = new OutputAnalyzer(pb.start()); output.shouldContain(SampleClass.class.getName()); output.shouldContain("jdk/internal/loader/ClassLoaders$AppClassLoader"); output.shouldHaveExitValue(0); } public static void main(String... args) throws Exception { printStringTableStatsTest(); if (Platform.isDebugBuild()) { printSystemDictionaryAtExitTest(); } } }