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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Flags: --expose-debug-as debug | 5 // Flags: --expose-debug-as debug |
6 | 6 |
7 Debug = debug.Debug | 7 Debug = debug.Debug |
8 var exception = null; | 8 var exception = null; |
9 var break_count = 0; | 9 var break_count = 0; |
10 | 10 |
11 var expected_values = | |
12 [ReferenceError, ReferenceError, 0, 0, 0, 0, 0, 1, ReferenceError, ReferenceEr
ror]; | |
13 | |
14 function listener(event, exec_state, event_data, data) { | 11 function listener(event, exec_state, event_data, data) { |
15 try { | 12 try { |
16 if (event == Debug.DebugEvent.Break) { | 13 if (event == Debug.DebugEvent.Break) { |
17 assertTrue(exec_state.frameCount() != 0, "FAIL: Empty stack trace"); | 14 assertTrue(exec_state.frameCount() != 0, "FAIL: Empty stack trace"); |
18 // Count number of expected breakpoints in this source file. | 15 // Count number of expected breakpoints in this source file. |
19 if (!break_count) { | 16 if (!break_count) { |
20 var source_text = exec_state.frame(0).func().script().source(); | 17 var source_text = exec_state.frame(0).func().script().source(); |
21 expected_breaks = source_text.match(/\/\/\s*Break\s+\d+\./g).length; | 18 expected_breaks = source_text.match(/\/\/\s*Break\s+\d+\./g).length; |
22 print("Expected breaks: " + expected_breaks); | 19 print("Expected breaks: " + expected_breaks); |
23 } | 20 } |
24 var frameMirror = exec_state.frame(0); | 21 var frameMirror = exec_state.frame(0); |
25 | 22 |
26 var v = null;; | 23 frameMirror.allScopes(); |
27 try { | |
28 v = frameMirror.evaluate('i').value(); | |
29 } catch(e) { | |
30 v = e; | |
31 } | |
32 | |
33 var source = frameMirror.sourceLineText(); | 24 var source = frameMirror.sourceLineText(); |
34 print("paused at: " + source); | 25 print("paused at: " + source); |
35 assertTrue(source.indexOf("// Break " + break_count + ".") > 0, | 26 assertTrue(source.indexOf("// Break " + break_count + ".") > 0, |
36 "Unexpected pause at: " + source + "\n" + | 27 "Unexpected pause at: " + source + "\n" + |
37 "Expected: // Break " + break_count + "."); | 28 "Expected: // Break " + break_count + "."); |
38 if (expected_values[break_count] === ReferenceError) { | |
39 assertTrue(v instanceof ReferenceError); | |
40 } else { | |
41 assertSame(expected_values[break_count], v); | |
42 } | |
43 ++break_count; | 29 ++break_count; |
44 | 30 |
45 if (break_count !== expected_breaks) { | 31 if (break_count !== expected_breaks) { |
46 exec_state.prepareStep(Debug.StepAction.StepIn, 1); | 32 exec_state.prepareStep(Debug.StepAction.StepIn, 1); |
47 print("Next step prepared"); | 33 print("Next step prepared"); |
48 } | 34 } |
49 } | 35 } |
50 } catch(e) { | 36 } catch(e) { |
51 exception = e; | 37 exception = e; |
52 print(e, e.stack); | 38 print(e, e.stack); |
53 } | 39 } |
54 }; | 40 }; |
55 | 41 |
56 Debug.setListener(listener); | 42 Debug.setListener(listener); |
57 | 43 |
58 var sum = 0; | 44 var sum = 0; |
59 (function (){ | 45 (function (){ |
60 'use strict'; | 46 'use strict'; |
61 | 47 |
62 debugger; // Break 0. | 48 debugger; // Break 0. |
| 49 var i = 0; // Break 1. |
| 50 i++; // Break 2. |
| 51 i++; // Break 3. |
| 52 return i; // Break 4. |
| 53 }()); // Break 5. |
63 | 54 |
64 for (let i=0; // Break 1. | 55 assertNull(exception); // Break 6. |
65 i < 1; // Break 2. // Break 3. // Break 6. // Break 7. | |
66 i++) { | |
67 let key = i; // Break 4. | |
68 sum += key; // Break 5. | |
69 } | |
70 }()); // Break 8. | |
71 | |
72 assertNull(exception); // Break 9. | |
73 assertEquals(expected_breaks, break_count); | 56 assertEquals(expected_breaks, break_count); |
74 | 57 |
75 Debug.setListener(null); | 58 Debug.setListener(null); |
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