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. 30Debug = debug.Debug 31 32// Simple debug event handler which just counts the number of break points hit. 33var break_point_hit_count; 34 35function 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. 42Debug.setListener(listener); 43 44// Test function. 45function f() {}; 46 47// This tests ignore of break points including the case with several 48// break points in the same location. 49break_point_hit_count = 0; 50 51// Set a breakpoint in f. 52bp1 = Debug.setBreakPoint(f); 53 54// Try ignore count of 1. 55Debug.changeBreakPointIgnoreCount(bp1, 1); 56f(); 57assertEquals(0, break_point_hit_count); 58f(); 59assertEquals(1, break_point_hit_count); 60 61// Set another breakpoint in f at the same place. 62bp2 = Debug.setBreakPoint(f); 63f(); 64assertEquals(2, break_point_hit_count); 65 66// Set different ignore counts. 67Debug.changeBreakPointIgnoreCount(bp1, 2); 68Debug.changeBreakPointIgnoreCount(bp2, 4); 69f(); 70assertEquals(2, break_point_hit_count); 71f(); 72assertEquals(2, break_point_hit_count); 73f(); 74assertEquals(3, break_point_hit_count); 75f(); 76assertEquals(4, break_point_hit_count); 77 78// Set different ignore counts (opposite). 79Debug.changeBreakPointIgnoreCount(bp1, 4); 80Debug.changeBreakPointIgnoreCount(bp2, 2); 81f(); 82assertEquals(4, break_point_hit_count); 83f(); 84assertEquals(4, break_point_hit_count); 85f(); 86assertEquals(5, break_point_hit_count); 87f(); 88assertEquals(6, break_point_hit_count); 89