/*
* Copyright ( c ) 2005 , 2020 , 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 java.util.Arrays;
import jdk.test.lib.JDKToolLauncher;
import jdk.test.lib.Utils;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
/*
* @ test
* @ summary Unit test for jinfo utility
* @ library / test / lib
* @ run main BasicJInfoTest
*/
public class BasicJInfoTest {
private static ProcessBuilder processBuilder = new ProcessBuilder();
public static void main(String[] args) throws Exception {
testJinfoNoArgs();
testJinfoFlags();
testJinfoProps();
testJinfoFlagInvalid();
}
private static void testJinfoNoArgs() throws Exception {
OutputAnalyzer output = jinfo();
output.shouldContain("-XX" );
output.shouldContain("test.jdk=" );
output.shouldHaveExitValue(0 );
}
private static void testJinfoFlagInvalid() throws Exception {
OutputAnalyzer output = jinfo("-flag" );
output.shouldHaveExitValue(1 );
}
private static void testJinfoFlags() throws Exception {
OutputAnalyzer output = jinfo("-flags" );
output.shouldContain("-XX" );
output.shouldHaveExitValue(0 );
}
private static void testJinfoProps() throws Exception {
OutputAnalyzer output = jinfo("-props" );
output.shouldContain("test.jdk=" );
output.shouldHaveExitValue(0 );
}
private static OutputAnalyzer jinfo(String... toolArgs) throws Exception {
JDKToolLauncher launcher = JDKToolLauncher.createUsingTestJDK("jinfo" );
launcher.addVMArgs(Utils.getTestJavaOpts());
if (toolArgs != null ) {
for (String toolArg : toolArgs) {
launcher.addToolArg(toolArg);
}
}
launcher.addToolArg(Long .toString(ProcessTools.getProcessId()));
processBuilder.command(launcher.getCommand());
System.out.println(Arrays.toString(processBuilder.command().toArray()).replace("," , "" ));
OutputAnalyzer output = ProcessTools.executeProcess(processBuilder);
System.out.println(output.getOutput());
return output;
}
}
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¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-06-10)
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