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1 // Copyright 2008 the V8 project authors. All rights reserved. | 1 // Copyright 2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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28 // Flags: --expose-debug-as debug | 28 // Flags: --expose-debug-as debug |
29 | 29 |
30 // The functions used for testing backtraces. | 30 // The functions used for testing backtraces. |
31 function Point(x, y) { | 31 function Point(x, y) { |
32 this.x = x; | 32 this.x = x; |
33 this.y = y; | 33 this.y = y; |
34 }; | 34 }; |
35 | 35 |
36 Point.prototype.distanceTo = function(p) { | 36 Point.prototype.distanceTo = function(p) { |
37 debugger; | 37 debugger; |
38 return Math.sqrt(Math.pow(Math.abs(this.x - p.x), 2) + Math.pow(Math.abs(this.
y - p.y), 2)) | 38 return Math.sqrt(Math.pow(Math.abs(this.x - p.x), 2) + |
| 39 Math.pow(Math.abs(this.y - p.y), 2)) |
39 } | 40 } |
40 | 41 |
41 p1 = new Point(1,1); | 42 p1 = new Point(1,1); |
42 p2 = new Point(2,2); | 43 p2 = new Point(2,2); |
43 | 44 |
44 p1.distanceTo = function(p) { | 45 p1.distanceTo = function(p) { |
45 return p.distanceTo(this); | 46 return p.distanceTo(this); |
46 } | 47 } |
47 | 48 |
48 function distance(p, q) { | 49 function distance(p, q) { |
49 return p.distanceTo(q); | 50 return p.distanceTo(q); |
50 } | 51 } |
51 | 52 |
52 function createPoint(x, y) { | 53 function createPoint(x, y) { |
53 return new Point(x, y); | 54 return new Point(x, y); |
54 } | 55 } |
55 | 56 |
56 a=[1,2,distance]; | 57 a=[1,2,distance]; |
57 | 58 |
58 // Get the Debug object exposed from the debug context global object. | 59 // Get the Debug object exposed from the debug context global object. |
59 Debug = debug.Debug | 60 Debug = debug.Debug |
60 | 61 |
61 testConstructor = false; // Flag to control which part of the test is run. | 62 what = 'constructor'; // Flag to control which part of the test is run. |
62 listenerCalled = false; | 63 listenerCalled = false; |
63 exception = false; | 64 exception = false; |
64 | 65 |
65 function safeEval(code) { | 66 function safeEval(code) { |
66 try { | 67 try { |
67 return eval('(' + code + ')'); | 68 return eval('(' + code + ')'); |
68 } catch (e) { | 69 } catch (e) { |
69 return undefined; | 70 return undefined; |
70 } | 71 } |
71 } | 72 } |
72 | 73 |
73 function listener(event, exec_state, event_data, data) { | 74 function listener(event, exec_state, event_data, data) { |
74 try { | 75 try { |
75 if (event == Debug.DebugEvent.Break) | 76 if (event == Debug.DebugEvent.Break) { |
76 { | 77 if (what == 'constructor') { |
77 if (!testConstructor) { | 78 // The expected backtrace is |
78 // The expected backtrace is | 79 // 0: Call distance on Point where distance is a prototype property |
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 |
80 // 1: Call distance on Point where distance is a direct property | 81 // 2: Call on function an array element 2 |
81 // 2: Call on function an array element 2 | 82 // 3: [anonymous] |
82 // 3: [anonymous] | 83 assertEquals("#<Point>.distanceTo(p=#<Point>)", |
83 assertEquals("#<Point>.distanceTo(p=#<Point>)", exec_state.frame(0).invoca
tionText()); | 84 exec_state.frame(0).invocationText()); |
84 assertEquals("#<Point>.distanceTo(p=#<Point>)", exec_state.frame(1).invoca
tionText()); | 85 assertEquals("#<Point>.distanceTo(p=#<Point>)", |
85 assertEquals("#<Array>[2](aka distance)(p=#<Point>, q=#<Point>)", exec_sta
te.frame(2).invocationText()); | 86 exec_state.frame(1).invocationText()); |
86 assertEquals("[anonymous]()", exec_state.frame(3).invocationText()); | 87 assertEquals("#<Array>[2](aka distance)(p=#<Point>, q=#<Point>)", |
87 listenerCalled = true; | 88 exec_state.frame(2).invocationText()); |
88 } else { | 89 assertEquals("[anonymous]()", exec_state.frame(3).invocationText()); |
89 // The expected backtrace is | 90 listenerCalled = true; |
90 // 0: Call Point constructor | 91 } else if (what == 'breakpoint') { |
91 // 1: Call on global function createPoint | 92 // The expected backtrace is |
92 // 2: [anonymous] | 93 // 0: Call Point constructor |
93 assertEquals("new Point(x=0, y=0)", exec_state.frame(0).invocationText()); | 94 // 1: Call on global function createPoint |
94 assertEquals("createPoint(x=0, y=0)", exec_state.frame(1).invocationText()
); | 95 // 2: [anonymous] |
95 assertEquals("[anonymous]()", exec_state.frame(2).invocationText()); | 96 assertEquals("new Point(x=0, y=0)", |
96 listenerCalled = true; | 97 exec_state.frame(0).invocationText()); |
| 98 assertEquals("createPoint(x=0, y=0)", |
| 99 exec_state.frame(1).invocationText()); |
| 100 assertEquals("[anonymous]()", exec_state.frame(2).invocationText()); |
| 101 listenerCalled = true; |
| 102 } else if (what == 'symbol') { |
| 103 // The expected backtrace is |
| 104 // 0: Call Point constructor |
| 105 // 1: Call on symbol method |
| 106 // 2: [anonymous] |
| 107 assertEquals("new Point(x=0, y=0)", |
| 108 exec_state.frame(0).invocationText()); |
| 109 assertEquals("#<Object>[Symbol(Das Symbol)](x=0, y=0)", |
| 110 exec_state.frame(1).invocationText()); |
| 111 assertEquals("[anonymous]()", exec_state.frame(2).invocationText()); |
| 112 listenerCalled = true; |
| 113 } else { |
| 114 assertUnreachable(); |
| 115 } |
97 } | 116 } |
98 } | |
99 } catch (e) { | 117 } catch (e) { |
100 exception = e | 118 exception = e |
101 }; | 119 }; |
102 }; | 120 }; |
103 | 121 |
104 // Add the debug event listener. | 122 // Add the debug event listener. |
105 Debug.setListener(listener); | 123 Debug.setListener(listener); |
106 | 124 |
107 // Set a break point and call to invoke the debug event listener. | 125 // Set a break point and call to invoke the debug event listener. |
108 a[2](p1, p2) | 126 a[2](p1, p2) |
109 | 127 |
110 // Make sure that the debug event listener vas invoked. | 128 // Make sure that the debug event listener vas invoked. |
111 assertTrue(listenerCalled); | 129 assertTrue(listenerCalled); |
112 assertFalse(exception, "exception in listener") | 130 assertFalse(exception, "exception in listener") |
113 | 131 |
114 // Set a break point and call to invoke the debug event listener. | 132 // Set a break point and call to invoke the debug event listener. |
| 133 what = 'breakpoint'; |
115 listenerCalled = false; | 134 listenerCalled = false; |
116 testConstructor = true; | |
117 Debug.setBreakPoint(Point, 0, 0); | 135 Debug.setBreakPoint(Point, 0, 0); |
118 createPoint(0, 0); | 136 createPoint(0, 0); |
119 | 137 |
120 // Make sure that the debug event listener vas invoked (again). | 138 // Make sure that the debug event listener vas invoked (again). |
121 assertTrue(listenerCalled); | 139 assertTrue(listenerCalled); |
122 assertFalse(exception, "exception in listener") | 140 assertFalse(exception, "exception in listener") |
| 141 |
| 142 what = 'symbol'; |
| 143 listenerCalled = false; |
| 144 var S = Symbol('Das Symbol'); |
| 145 var o = { [S](x, y) { return new Point(x, y); } }; |
| 146 Debug.setBreakPoint(Point, 0, 0); |
| 147 o[S](0, 0); |
| 148 |
| 149 assertTrue(listenerCalled); |
| 150 assertFalse(exception, "exception in listener") |
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