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| 1 // Copyright 2008 the V8 project authors. All rights reserved. | |
| 2 // Redistribution and use in source and binary forms, with or without | |
| 3 // modification, are permitted provided that the following conditions are | |
| 4 // met: | |
| 5 // | |
| 6 // * Redistributions of source code must retain the above copyright | |
| 7 // notice, this list of conditions and the following disclaimer. | |
| 8 // * Redistributions in binary form must reproduce the above | |
| 9 // copyright notice, this list of conditions and the following | |
| 10 // disclaimer in the documentation and/or other materials provided | |
| 11 // with the distribution. | |
| 12 // * Neither the name of Google Inc. nor the names of its | |
| 13 // contributors may be used to endorse or promote products derived | |
| 14 // from this software without specific prior written permission. | |
| 15 // | |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 27 | |
| 28 // Flags: --expose-debug-as debug | |
| 29 // Get the Debug object exposed from the debug context global object. | |
| 30 Debug = debug.Debug | |
| 31 | |
| 32 // Simple debug event handler which just counts the number of break points hit. | |
| 33 var break_point_hit_count; | |
| 34 | |
| 35 function listener(event, exec_state, event_data, data) { | |
| 36 if (event == Debug.DebugEvent.Break) { | |
| 37 break_point_hit_count++; | |
| 38 } | |
| 39 }; | |
| 40 | |
| 41 // Add the debug event listener. | |
| 42 Debug.setListener(listener); | |
| 43 | |
| 44 // Test function. | |
| 45 function f() {}; | |
| 46 | |
| 47 // This tests ignore of break points including the case with several | |
| 48 // break points in the same location. | |
| 49 break_point_hit_count = 0; | |
| 50 | |
| 51 // Set a breakpoint in f. | |
| 52 bp1 = Debug.setBreakPoint(f); | |
| 53 | |
| 54 // Try ignore count of 1. | |
| 55 Debug.changeBreakPointIgnoreCount(bp1, 1); | |
| 56 f(); | |
| 57 assertEquals(0, break_point_hit_count); | |
| 58 f(); | |
| 59 assertEquals(1, break_point_hit_count); | |
| 60 | |
| 61 // Set another breakpoint in f at the same place. | |
| 62 bp2 = Debug.setBreakPoint(f); | |
| 63 f(); | |
| 64 assertEquals(2, break_point_hit_count); | |
| 65 | |
| 66 // Set different ignore counts. | |
| 67 Debug.changeBreakPointIgnoreCount(bp1, 2); | |
| 68 Debug.changeBreakPointIgnoreCount(bp2, 4); | |
| 69 f(); | |
| 70 assertEquals(2, break_point_hit_count); | |
| 71 f(); | |
| 72 assertEquals(2, break_point_hit_count); | |
| 73 f(); | |
| 74 assertEquals(3, break_point_hit_count); | |
| 75 f(); | |
| 76 assertEquals(4, break_point_hit_count); | |
| 77 | |
| 78 // Set different ignore counts (opposite). | |
| 79 Debug.changeBreakPointIgnoreCount(bp1, 4); | |
| 80 Debug.changeBreakPointIgnoreCount(bp2, 2); | |
| 81 f(); | |
| 82 assertEquals(4, break_point_hit_count); | |
| 83 f(); | |
| 84 assertEquals(4, break_point_hit_count); | |
| 85 f(); | |
| 86 assertEquals(5, break_point_hit_count); | |
| 87 f(); | |
| 88 assertEquals(6, break_point_hit_count); | |
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