106 lines
3.6 KiB
Java
106 lines
3.6 KiB
Java
/*
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* Copyright (c) 2011, 2020, 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 static jdk.test.lib.Asserts.*;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.List;
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.Utils;
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/*
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* @test
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* @bug 7104647
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* @summary Unit test for jcmd utility. Tests jcmd options which do not send
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* requests to a specific JVM process.
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*
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* @library /test/lib
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*
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* @run main TestJcmdDefaults
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*/
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public class TestJcmdDefaults {
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private static final String TEST_SRC = System.getProperty("test.src").trim();
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private static final String[] VM_ARGS = new String[] { "-XX:+UsePerfData" };
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private static final String JCMD_LIST_REGEX = "(?s)^\\d+\\s*.*";
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public static void main(String[] args) throws Exception {
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testJcmdUsage("-?");
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testJcmdUsage("-h");
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testJcmdUsage("--help");
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testJcmdDefaults();
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testJcmdDefaults("-l");
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}
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/**
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* jcmd -J-XX:+UsePerfData -?
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* jcmd -J-XX:+UsePerfData -h
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* jcmd -J-XX:+UsePerfData --help
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*/
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private static void testJcmdUsage(String... jcmdArgs) throws Exception {
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OutputAnalyzer output = JcmdBase.jcmdNoPid(VM_ARGS, jcmdArgs);
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assertEquals(output.getExitValue(), 0);
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verifyOutputAgainstFile(output);
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}
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/**
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* jcmd -J-XX:+UsePerfData
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* jcmd -J-XX:+UsePerfData -l
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*/
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private static void testJcmdDefaults(String... jcmdArgs) throws Exception {
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OutputAnalyzer output = JcmdBase.jcmdNoPid(VM_ARGS, jcmdArgs);
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output.shouldHaveExitValue(0);
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output.shouldContain("sun.tools.jcmd.JCmd");
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matchListedProcesses(output);
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}
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/**
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* Verifies the listed processes match a certain pattern.
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*
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* The output should look like:
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* 12246 sun.tools.jcmd.JCmd
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* 24428 com.sun.javatest.regtest.MainWrapper /tmp/jtreg/jtreg-workdir/classes/sun/tools/jcmd/TestJcmdDefaults.jta
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*
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* @param output The generated output from the jcmd.
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*/
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private static void matchListedProcesses(OutputAnalyzer output) {
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output.stdoutShouldMatchByLine(JCMD_LIST_REGEX);
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output.stderrShouldBeEmptyIgnoreDeprecatedWarnings();
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}
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private static void verifyOutputAgainstFile(OutputAnalyzer output) throws IOException {
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Path path = Paths.get(TEST_SRC, "usage.out");
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List<String> fileOutput = Files.readAllLines(path);
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List<String> outputAsLines = output.asLines();
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assertTrue(outputAsLines.containsAll(fileOutput),
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"The ouput should contain all content of " + path.toAbsolutePath());
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}
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}
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