310 lines
11 KiB
Java
310 lines
11 KiB
Java
/*
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* Copyright (c) 2004, 2023, 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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/*
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* @test
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* @bug 6202891
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* @summary TTY: Add support for method exit event return values to jdb
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* @comment converted from test/jdk/com/sun/jdi/JdbMethodExitTest.sh
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*
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* @library /test/lib
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* @compile -g JdbMethodExitTest.java
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* @run main/othervm JdbMethodExitTest
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*/
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import jdk.test.lib.process.OutputAnalyzer;
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import lib.jdb.JdbCommand;
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import lib.jdb.JdbTest;
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import java.util.*;
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import java.net.URLClassLoader;
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import java.net.URL;
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import java.util.stream.Collectors;
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/*
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* This tests the jdb trace command
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*/
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class JdbMethodExitTestTarg {
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// These are the values that will be returned by the methods
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static URL[] urls = new URL[1];
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public static byte byteValue = 89;
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public static char charValue = 'x';
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public static double doubleValue = 2.2;
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public static float floatValue = 3.3f;
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public static int intValue = 1;
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public static short shortValue = 8;
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public static boolean booleanValue = false;
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public static Class classValue = Object.class;
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public static ClassLoader classLoaderValue;
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{
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try {
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urls[0] = new URL("file:/foo");
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} catch (java.net.MalformedURLException ee) {
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}
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classLoaderValue = new URLClassLoader(urls);
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}
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public static Thread threadValue;
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public static ThreadGroup threadGroupValue;
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public static String stringValue = "abc";
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public static int[] intArrayValue = new int[] {1, 2, 3};
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public static JdbMethodExitTestTarg objectValue =
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new JdbMethodExitTestTarg();
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public String ivar = stringValue;
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// These are the instance methods
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public byte i_bytef() { return byteValue; }
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public char i_charf() { return charValue; }
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public double i_doublef() { return doubleValue; }
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public float i_floatf() { return floatValue; }
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public int i_intf() { return intValue; }
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public short i_shortf() { return shortValue; }
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public boolean i_booleanf() { return booleanValue; }
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public String i_stringf() { return stringValue; }
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public Class i_classf() { return classValue; }
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public ClassLoader i_classLoaderf()
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{ return classLoaderValue; }
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public Thread i_threadf() { return threadValue = Thread.currentThread(); }
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public ThreadGroup i_threadGroupf()
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{ return threadGroupValue = threadValue.getThreadGroup(); }
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public int[] i_intArrayf() { return intArrayValue; }
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public Object i_nullObjectf() { return null; }
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public Object i_objectf() { return objectValue; }
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public void i_voidf() {}
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static void doit(JdbMethodExitTestTarg xx) {
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xx.i_bytef();
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xx.i_charf();
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xx.i_doublef();
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xx.i_floatf();
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xx.i_intf();
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xx.i_shortf();
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xx.i_booleanf();
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xx.i_stringf();
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xx.i_intArrayf();
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xx.i_classf();
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xx.i_classLoaderf();
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xx.i_threadf();
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xx.i_threadGroupf();
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xx.i_nullObjectf();
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xx.i_objectf();
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xx.i_voidf();
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// Prove it works for native methods too
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StrictMath.sin(doubleValue);
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stringValue.intern();
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}
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public static void bkpt() {
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int i = 0; //@1 breakpoint
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}
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public static String traceMethods() {
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return "traceMethods";
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}
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public static String traceMethods1() {
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return "traceMethods1";
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}
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public static String traceExits() {
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return "traceExits";
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}
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public static String traceExits1() {
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return "traceExits1";
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}
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public static String traceExit() {
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return "traceExit";
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}
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public static String traceExit1() {
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return "traceExit1";
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}
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public static void main(String[] args) {
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// The debugger will stop at the start of main,
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// enable method exit events, and then do
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// a resume.
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JdbMethodExitTestTarg xx = new JdbMethodExitTestTarg();
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bkpt();
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// test all possible return types
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doit(xx);
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bkpt();
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// test trace methods
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traceMethods();
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// test trace go methods
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traceMethods1();
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bkpt();
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// test trace method exits
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traceExits();
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// test trace method exits
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traceExits1();
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bkpt();
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// test trace method exit
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traceExit();
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// test trace method exit
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traceExit1();
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bkpt();
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}
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}
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public class JdbMethodExitTest extends JdbTest {
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public static void main(String argv[]) {
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new JdbMethodExitTest().run();
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}
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private JdbMethodExitTest() {
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super(DEBUGGEE_CLASS);
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}
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private static final String DEBUGGEE_CLASS = JdbMethodExitTestTarg.class.getName();
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@Override
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protected void runCases() {
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setBreakpointsFromTestSource("JdbMethodExitTest.java", 1);
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// test all possible return types
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execCommand(JdbCommand.run())
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.shouldContain("Breakpoint hit");
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// In order to find the main threadId, we need to parse a line from the "threads"
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// command output that looks something like:
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// (java.lang.VirtualThread)694 main running (at breakpoint)
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OutputAnalyzer o = execCommand(JdbCommand.threads());
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String match = o.firstMatch("^\\s*\\(.+\\)(\\d+)\\s+main\\s+running.+$", 1);
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Integer threadId = Integer.parseInt(match);
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jdb.command(JdbCommand.untrace());
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jdb.command(JdbCommand.traceMethods(false, null));
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execCommand(JdbCommand.trace())
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.shouldContain("trace methods in effect");
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jdb.command(JdbCommand.traceMethods(true, null));
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execCommand(JdbCommand.trace())
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.shouldContain("trace go methods in effect");
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jdb.command(JdbCommand.traceMethodExits(false, null));
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execCommand(JdbCommand.trace())
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.shouldContain("trace method exits in effect");
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jdb.command(JdbCommand.traceMethodExits(true, null));
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execCommand(JdbCommand.trace())
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.shouldContain("trace go method exits in effect");
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jdb.command(JdbCommand.traceMethodExit(false, null));
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execCommand(JdbCommand.trace())
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.shouldContain("trace method exit in effect for JdbMethodExitTestTarg.bkpt");
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jdb.command(JdbCommand.traceMethodExit(true, null));
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execCommand(JdbCommand.trace())
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.shouldContain("trace go method exit in effect for JdbMethodExitTestTarg.bkpt");
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// trace exit of methods with all the return values
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// (but just check a couple of them)
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jdb.command(JdbCommand.traceMethodExits(true, threadId));
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execCommand(JdbCommand.cont())
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.shouldContain("instance of JdbMethodExitTestTarg")
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.shouldContain("return value = 8");
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// Get out of bkpt back to the call to traceMethods
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jdb.command(JdbCommand.stepUp());
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jdb.command(JdbCommand.traceMethods(false, threadId));
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execCommand(JdbCommand.cont())
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.shouldContain("Method entered:");
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execCommand(JdbCommand.cont())
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.shouldContain("Method exited: return value = \"traceMethods\"");
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jdb.command(JdbCommand.stepUp());
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List<String> reply = new LinkedList<>();
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reply.addAll(jdb.command(JdbCommand.traceMethods(true, threadId)));
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reply.addAll(jdb.command(JdbCommand.cont()));
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reply.addAll(jdb.command(JdbCommand.cont()));
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reply.addAll(jdb.command(JdbCommand.cont()));
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new OutputAnalyzer(reply.stream().collect(Collectors.joining(lineSeparator)))
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.shouldContain("Method entered: \"thread=main\", JdbMethodExitTestTarg.traceMethods1")
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.shouldMatch("Method exited: .* JdbMethodExitTestTarg.traceMethods1");
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jdb.command(JdbCommand.untrace());
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jdb.command(JdbCommand.stepUp());
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reply.clear();
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reply.addAll(jdb.command(JdbCommand.traceMethodExits(false, threadId)));
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reply.addAll(jdb.command(JdbCommand.cont()));
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new OutputAnalyzer(reply.stream().collect(Collectors.joining(lineSeparator)))
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.shouldContain("Method exited: return value = \"traceExits\"");
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jdb.command(JdbCommand.untrace());
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jdb.command(JdbCommand.stepUp());
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reply.clear();
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reply.addAll(jdb.command(JdbCommand.traceMethodExits(true, threadId)));
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reply.addAll(jdb.command(JdbCommand.cont()));
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new OutputAnalyzer(reply.stream().collect(Collectors.joining(lineSeparator)))
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.shouldMatch("Method exited: .* JdbMethodExitTestTarg.traceExits1");
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jdb.command(JdbCommand.untrace());
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jdb.command(JdbCommand.stepUp());
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reply.clear();
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reply.addAll(jdb.command(JdbCommand.step())); // step into traceExit()
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reply.addAll(jdb.command(JdbCommand.traceMethodExit(false, threadId)));
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reply.addAll(jdb.command(JdbCommand.cont()));
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new OutputAnalyzer(reply.stream().collect(Collectors.joining(lineSeparator)))
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.shouldContain("Method exited: return value = \"traceExit\"");
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jdb.command(JdbCommand.untrace());
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jdb.command(JdbCommand.stepUp());
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reply.clear();
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reply.addAll(jdb.command(JdbCommand.step()));
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reply.addAll(jdb.command(JdbCommand.step())); // skip over setting return value in caller :-(
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reply.addAll(jdb.command(JdbCommand.traceMethodExit(true, threadId)));
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reply.addAll(jdb.command(JdbCommand.cont()));
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new OutputAnalyzer(reply.stream().collect(Collectors.joining(lineSeparator)))
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.shouldMatch("Method exited: .*JdbMethodExitTestTarg.traceExit1");
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new OutputAnalyzer(getJdbOutput())
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.shouldContain("Breakpoint hit");
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}
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}
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