| /* |
| * Copyright (c) 2007, 2017, 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. |
| */ |
| |
| // THIS TEST IS LINE NUMBER SENSITIVE |
| |
| /** |
| * @test |
| * @bug 4952629 4870514 |
| * @summary REGRESSION: javac generates a spurious line number entry on } else { |
| * @author jjh |
| * |
| * @run build VMConnection TargetListener TargetAdapter |
| * @run compile -g LineNumberOnBraceTest.java |
| * @run driver LineNumberOnBraceTest |
| */ |
| import com.sun.jdi.*; |
| import com.sun.jdi.event.*; |
| import com.sun.jdi.request.*; |
| |
| import java.util.*; |
| |
| class LineNumberOnBraceTarg { |
| |
| public final static int STOP_LINE = 50; // THIS MUST BE THE LINE NUMBER OF // STOP_LINE LINE |
| public final static int STOP_LINE_2 = 56; // THIS MUST BE THE LINE NUMBER OF // STOP_LINE_2 LINE |
| |
| public static void main(String[] args){ |
| System.out.println("Howdy!"); |
| if (args.length == 0) { |
| System.out.println("No args to debuggee"); // STOP_LINE |
| } else { |
| System.out.println("Some args to debuggee"); |
| } |
| if (args.length == 0) { // STOP_LINE + 4 |
| boolean b1 = false; |
| if (b1) { // STOP_LINE_2 |
| System.out.println("In 2nd else"); // bug 4870514 is that we stop here. |
| } |
| } else { |
| System.out.println("In 2nd else"); |
| } |
| System.out.println("Goodbye from LineNumberOnBraceTarg!"); |
| } |
| |
| // This isn't part of the test; it is just here |
| // so one can see what line numbers are generated for a finally. |
| public void exampleOfThrow() { |
| try { |
| throw new Exception(); |
| } catch (Exception e) { |
| System.out.println("caught exception"); |
| } finally { |
| System.out.println("finally"); |
| } |
| } |
| |
| } |
| |
| /********** test program **********/ |
| |
| public class LineNumberOnBraceTest extends TestScaffold { |
| ReferenceType targetClass; |
| ThreadReference mainThread; |
| |
| LineNumberOnBraceTest (String args[]) { |
| super(args); |
| } |
| |
| public static void main(String[] args) throws Exception { |
| new LineNumberOnBraceTest(args).startTests(); |
| } |
| /********** test core **********/ |
| |
| protected void runTests() throws Exception { |
| /* |
| * Get to the top of main() |
| * to determine targetClass and mainThread |
| */ |
| BreakpointEvent bpe = startToMain("LineNumberOnBraceTarg"); |
| targetClass = bpe.location().declaringType(); |
| mainThread = bpe.thread(); |
| |
| resumeTo("LineNumberOnBraceTarg", LineNumberOnBraceTarg.STOP_LINE); |
| StepEvent stepev = stepOverLine(mainThread); // step to 2nd if (args.length |
| |
| // Bug 4952629 is that javac outputs a line number |
| // on the goto around the else which causes us to |
| // be stopped at that goto instead of the println("Goodbye ...") |
| |
| int ln = stepev.location().lineNumber(); |
| System.out.println("Debuggee is stopped at line " + ln); |
| if (ln != LineNumberOnBraceTarg.STOP_LINE + 4) { |
| failure("FAIL: Bug 4952629: Should be at line " + |
| (LineNumberOnBraceTarg.STOP_LINE + 4) + |
| ", am at " + ln); |
| } else { |
| System.out.println("Passed test for 4952629"); |
| } |
| |
| // Test for bug 4870514 |
| System.out.println("Resuming to " + LineNumberOnBraceTarg.STOP_LINE_2); |
| resumeTo("LineNumberOnBraceTarg", LineNumberOnBraceTarg.STOP_LINE_2); |
| System.out.println("Stopped at " + LineNumberOnBraceTarg.STOP_LINE_2); |
| stepev = stepOverLine(mainThread); |
| ln = stepev.location().lineNumber(); |
| System.out.println("Debuggee is stopped at line " + ln); |
| if (ln <= LineNumberOnBraceTarg.STOP_LINE_2 + 1) { |
| failure("FAIL: bug 4870514: Incorrectly stopped at " + ln); |
| } else { |
| System.out.println("Passed test for 4870514"); |
| } |
| |
| |
| /* |
| * resume the target listening for events |
| */ |
| listenUntilVMDisconnect(); |
| |
| /* |
| * deal with results of test |
| * if anything has called failure("foo") testFailed will be true |
| */ |
| if (!testFailed) { |
| println("LineNumberOnBraceTest: passed"); |
| } else { |
| throw new Exception("LineNumberOnBraceTest: failed"); |
| } |
| } |
| } |