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); 89