Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 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 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame^] | 28 | // Flags: --expose-debug-as debug |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 29 | |
| 30 | // The functions used for testing backtraces. |
| 31 | function Point(x, y) { |
| 32 | this.x = x; |
| 33 | this.y = y; |
| 34 | }; |
| 35 | |
| 36 | Point.prototype.distanceTo = function(p) { |
| 37 | debugger; |
| 38 | return Math.sqrt(Math.pow(Math.abs(this.x - p.x), 2) + Math.pow(Math.abs(this.y - p.y), 2)) |
| 39 | } |
| 40 | |
| 41 | p1 = new Point(1,1); |
| 42 | p2 = new Point(2,2); |
| 43 | |
| 44 | p1.distanceTo = function(p) { |
| 45 | return p.distanceTo(this); |
| 46 | } |
| 47 | |
| 48 | function distance(p, q) { |
| 49 | return p.distanceTo(q); |
| 50 | } |
| 51 | |
| 52 | function createPoint(x, y) { |
| 53 | return new Point(x, y); |
| 54 | } |
| 55 | |
| 56 | a=[1,2,distance]; |
| 57 | |
| 58 | // Get the Debug object exposed from the debug context global object. |
| 59 | Debug = debug.Debug |
| 60 | |
| 61 | testConstructor = false; // Flag to control which part of the test is run. |
| 62 | listenerCalled = false; |
| 63 | exception = false; |
| 64 | |
| 65 | function safeEval(code) { |
| 66 | try { |
| 67 | return eval('(' + code + ')'); |
| 68 | } catch (e) { |
| 69 | return undefined; |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | function listener(event, exec_state, event_data, data) { |
| 74 | try { |
| 75 | if (event == Debug.DebugEvent.Break) |
| 76 | { |
| 77 | if (!testConstructor) { |
| 78 | // The expected backtrace is |
| 79 | // 0: Call distance on Point where distance is a property on the prototype |
| 80 | // 1: Call distance on Point where distance is a direct property |
| 81 | // 2: Call on function an array element 2 |
| 82 | // 3: [anonymous] |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 83 | assertEquals("#<Point>.distanceTo(p=#<Point>)", exec_state.frame(0).invocationText()); |
| 84 | assertEquals("#<Point>.distanceTo(p=#<Point>)", exec_state.frame(1).invocationText()); |
| 85 | assertEquals("#<Array>[2](aka distance)(p=#<Point>, q=#<Point>)", exec_state.frame(2).invocationText()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 86 | assertEquals("[anonymous]()", exec_state.frame(3).invocationText()); |
| 87 | listenerCalled = true; |
| 88 | } else { |
| 89 | // The expected backtrace is |
| 90 | // 0: Call Point constructor |
| 91 | // 1: Call on global function createPoint |
| 92 | // 2: [anonymous] |
| 93 | assertEquals("new Point(x=0, y=0)", exec_state.frame(0).invocationText()); |
| 94 | assertEquals("createPoint(x=0, y=0)", exec_state.frame(1).invocationText()); |
| 95 | assertEquals("[anonymous]()", exec_state.frame(2).invocationText()); |
| 96 | listenerCalled = true; |
| 97 | } |
| 98 | } |
| 99 | } catch (e) { |
| 100 | exception = e |
| 101 | }; |
| 102 | }; |
| 103 | |
| 104 | // Add the debug event listener. |
| 105 | Debug.setListener(listener); |
| 106 | |
| 107 | // Set a break point and call to invoke the debug event listener. |
| 108 | a[2](p1, p2) |
| 109 | |
| 110 | // Make sure that the debug event listener vas invoked. |
| 111 | assertTrue(listenerCalled); |
| 112 | assertFalse(exception, "exception in listener") |
| 113 | |
| 114 | // Set a break point and call to invoke the debug event listener. |
| 115 | listenerCalled = false; |
| 116 | testConstructor = true; |
| 117 | Debug.setBreakPoint(Point, 0, 0); |
| 118 | createPoint(0, 0); |
| 119 | |
| 120 | // Make sure that the debug event listener vas invoked (again). |
| 121 | assertTrue(listenerCalled); |
| 122 | assertFalse(exception, "exception in listener") |