195 lines
8.2 KiB
Java
195 lines
8.2 KiB
Java
/*
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* Copyright (c) 2020, 2021, 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 java.util.Arrays;
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import java.util.List;
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import jdk.test.lib.Utils;
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import jdk.test.lib.apps.LingeredApp;
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import jdk.test.lib.JDKToolLauncher;
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import jdk.test.lib.Platform;
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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 jdk.test.lib.SA.SATestUtils;
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/**
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* @test
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* @bug 8242165 8242162
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* @summary Test "jhsdb jinfo --sysprops", "jinfo -sysprops", and clhsdb "sysprops" commands
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* @requires vm.hasSA
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* @library /test/lib
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* @run driver TestSysProps
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*/
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public class TestSysProps {
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public static void findProp(String[] propLines, String propname, String cmdName) {
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boolean found = false;
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for (String propLine : propLines) {
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if (propLine.startsWith(propname)) {
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found = true;
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break;
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}
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}
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if (!found) {
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throw new RuntimeException("Could not find property in " + cmdName + " output: " + propname);
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}
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}
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public static void countProps(String[] propLines, int expectedCount, String cmdName) {
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int numProps = 0;
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for (String propLine : propLines) {
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// Ignore the debug output lines (they start with '[' and printed
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// in the output when the test is run with -Xlog VM option).
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if (!propLine.startsWith("[") && propLine.indexOf("=") != -1) {
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numProps++;
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}
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}
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if (numProps != expectedCount) {
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throw new RuntimeException("Wrong number of " + cmdName + " properties: " + numProps);
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}
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}
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public static void main (String... args) throws Exception {
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SATestUtils.skipIfCannotAttach(); // throws SkippedException if attach not expected to work.
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LingeredAppSysProps app = null;
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try {
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app = new LingeredAppSysProps();
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LingeredApp.startApp(app);
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System.out.println("Started LingeredAppSysProps with pid " + app.getPid());
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// Get properties using the SA version of jinfo
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JDKToolLauncher jhsdbLauncher = JDKToolLauncher.createUsingTestJDK("jhsdb");
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jhsdbLauncher.addVMArgs(Utils.getTestJavaOpts());
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jhsdbLauncher.addToolArg("jinfo");
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jhsdbLauncher.addToolArg("--sysprops");
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jhsdbLauncher.addToolArg("--pid");
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jhsdbLauncher.addToolArg(Long.toString(app.getPid()));
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ProcessBuilder jhsdbPb = SATestUtils.createProcessBuilder(jhsdbLauncher);
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System.out.println("> " + ProcessTools.getCommandLine(jhsdbPb));
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Process jhsdb = jhsdbPb.start();
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OutputAnalyzer jhsdbOut = new OutputAnalyzer(jhsdb);
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jhsdb.waitFor();
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System.out.println(jhsdbOut.getStdout());
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System.err.println(jhsdbOut.getStderr());
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jhsdbOut.shouldMatch("Debugger attached successfully.");
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// Get the properties using the Attach API version of jinfo
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JDKToolLauncher jinfoLauncher = JDKToolLauncher.createUsingTestJDK("jinfo");
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jinfoLauncher.addVMArgs(Utils.getTestJavaOpts());
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jinfoLauncher.addToolArg("-sysprops");
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jinfoLauncher.addToolArg(Long.toString(app.getPid()));
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List<String> cmdStringList = Arrays.asList(jinfoLauncher.getCommand());
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ProcessBuilder jinfoPb = new ProcessBuilder(cmdStringList);
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System.out.println("> " + ProcessTools.getCommandLine(jinfoPb));
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Process jinfo = jinfoPb.start();
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OutputAnalyzer jinfoOut = new OutputAnalyzer(jinfo);
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jinfo.waitFor();
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System.out.println(jinfoOut.getStdout());
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System.err.println(jinfoOut.getStderr());
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jinfoOut.shouldMatch("Java System Properties:");
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// Get the properties using "clhsdb sysprops".
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System.out.println("clhsdb sysprops output:");
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ClhsdbLauncher test = new ClhsdbLauncher();
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List<String> cmds = List.of("sysprops");
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String output = test.run(app.getPid(), cmds, null, null);
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OutputAnalyzer clhsdbOut = new OutputAnalyzer(output);
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clhsdbOut.shouldMatch("java.specification.version");
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// Get the output from LingeredAppSysProps, which has printed all the
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// system properties using java.
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app.stopApp();
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System.out.println("LingeredAppSysProps output:");
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System.out.println(app.getOutput().getStdout());
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System.err.println(app.getOutput().getStderr());
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OutputAnalyzer appOut = new OutputAnalyzer(app.getOutput().getStdout());
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appOut.shouldMatch("-- listing properties --");
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// Now make sure the above 3 outputs all contain the same list of properties.
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// We don't compare the property values since sometimes they get truncated
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// in one list but not the other, and also special characters are not always
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// handled the same.
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String[] jhsdbLines = jhsdbOut.getStdout().split("\\R");
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String[] jinfoLines = jinfoOut.getStdout().split("\\R");
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String[] clhsdbLines = clhsdbOut.getStdout().split("\\R");
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String[] appLines = app.getOutput().getStdout().split("\\R");
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int numAppProps = 0;
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boolean foundStartOfList = false;
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for (String appProp : appLines) {
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// Skip any output that occurs before the first property
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if (!foundStartOfList) {
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if (appProp.indexOf("-- listing properties --") != -1) {
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foundStartOfList = true;
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}
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continue;
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}
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// Find the next property in the app output
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int idx = appProp.indexOf("=");
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if (idx == -1) continue; // This line does not contain a property
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String propname = appProp.substring(0, idx);
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System.out.println("Found prop " + propname);
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numAppProps++;
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// Make sure we can find the property in each of the other 3 lists
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findProp(jhsdbLines, propname, "jhsdb jinfo");
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findProp(jinfoLines, propname, "jinfo");
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findProp(clhsdbLines, propname, "clhsdb sysprops");
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}
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// Make sure we found a reasonable number of properties in the app output. It should
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// be close to 45, but the spec only mandates 29, so this is what we check for. The
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// main reason for this check is just to make sure something didn't go drastically
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// wrong, resulting in no properties in the app output, meaning that no comparison
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// was actually done with the other sets of output.
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System.out.println(numAppProps + " properties found.");
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if (numAppProps < 29) {
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throw new RuntimeException("Did not find at least 29 properties: " + numAppProps);
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}
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// Make sure each list has the same number of properties.
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countProps(jhsdbLines, numAppProps, "jhsdb jinfo");
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countProps(jinfoLines, numAppProps, "jinfo");
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countProps(clhsdbLines, numAppProps, "clhsdb sysprops");
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System.out.println("Test Completed");
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} finally {
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LingeredApp.stopApp(app);
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}
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}
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}
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