test/jdk/com/sun/jdi/JdbStopThreadTest.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is free software; you can redistribute it and/or modify it
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 *
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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/*
 * @test
 * @bug 8211736
 * @summary Tests that the breakpoint location and prompt are printed in the debugger output
 * when breakpoint is hit and suspend policy is set to SUSPEND_EVENT_THREAD or SUSPEND_NONE
 *
 * @library /test/lib
 * @run compile -g JdbStopThreadTest.java
 * @run main/othervm JdbStopThreadTest
 */

import jdk.test.lib.process.OutputAnalyzer;
import lib.jdb.JdbCommand;
import lib.jdb.JdbTest;

class JdbStopThreadTestTarg {
    public static void main(String[] args) {
        test();
    }

    private static void test() {
        Thread thread = Thread.currentThread();
        print(thread); // @1 breakpoint
        String str = "test";
        print(str); // @2 breakpoint
        print("all done"); // @3 breakpoint
    }

    public static void print(Object obj) {
        System.out.println(obj);
    }
}

public class JdbStopThreadTest extends JdbTest {
    public static void main(String argv[]) {
        new JdbStopThreadTest().run();
    }

    private JdbStopThreadTest() {
        super(DEBUGGEE_CLASS);
    }

    private static final String DEBUGGEE_CLASS = JdbStopThreadTestTarg.class.getName();
    private static final String PATTERN1_TEMPLATE = "^Breakpoint hit: \"thread=main\", " +
            "JdbStopThreadTestTarg\\.test\\(\\), line=%LINE_NUMBER.*\\R%LINE_NUMBER\\s+print\\(thread\\);.*\\R>\\s";
    private static final String PATTERN2_TEMPLATE = "^Breakpoint hit: \"thread=main\", " +
            "JdbStopThreadTestTarg\\.test\\(\\), line=%LINE_NUMBER.*\\R%LINE_NUMBER\\s+print\\(str\\);.*\\R>\\s";

    @Override
    protected void runCases() {
        // Test suspend policy SUSPEND_EVENT_THREAD
        int bpLine1 = parseBreakpoints(getTestSourcePath("JdbStopThreadTest.java"), 1).get(0);
        jdb.command(JdbCommand.stopThreadAt(DEBUGGEE_CLASS, bpLine1));
        String pattern1 = PATTERN1_TEMPLATE.replaceAll("%LINE_NUMBER", String.valueOf(bpLine1));
        // Run to breakpoint #1
        jdb.command(JdbCommand.run().waitForPrompt(pattern1, true));
        new OutputAnalyzer(jdb.getJdbOutput()).shouldMatch(pattern1);


        // Test suspend policy SUSPEND_NONE
        jdb.command(JdbCommand.thread(1));
        int bpLine2 = parseBreakpoints(getTestSourcePath("JdbStopThreadTest.java"), 2).get(0);
        jdb.command(JdbCommand.stopGoAt(DEBUGGEE_CLASS, bpLine2));
        // We need a subsequent breakpoint with SUSPEND_EVENT_THREAD so we don't exit
        int bpLine3 = parseBreakpoints(getTestSourcePath("JdbStopThreadTest.java"), 3).get(0);
        jdb.command(JdbCommand.stopThreadAt(DEBUGGEE_CLASS, bpLine3));
        String pattern2 = PATTERN2_TEMPLATE.replaceAll("%LINE_NUMBER", String.valueOf(bpLine2));
        jdb.command(JdbCommand.cont().waitForPrompt(pattern2, true));
        new OutputAnalyzer(jdb.getJdbOutput()).shouldMatch(pattern2);

        jdb.quit();
    }
}