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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 | |
3 // found in the LICENSE file. | |
4 | |
5 // Flags: --expose-debug-as debug | |
6 | |
7 Debug = debug.Debug | |
8 var exception = null; | |
9 var break_count = 0; | |
10 const expected_breaks = 9; | |
11 | |
12 var expected_values = | |
13 [ReferenceError, undefined, 0, 0, 0, 0, 1, | |
14 ReferenceError, ReferenceError]; | |
15 | |
16 function listener(event, exec_state, event_data, data) { | |
17 try { | |
18 if (event == Debug.DebugEvent.Break) { | |
19 assertTrue(exec_state.frameCount() != 0, "FAIL: Empty stack trace"); | |
20 var frameMirror = exec_state.frame(0); | |
21 | |
22 var v = null;; | |
23 try { | |
24 v = frameMirror.evaluate('i').value(); | |
25 } catch(e) { | |
26 v = e; | |
27 } | |
28 frameMirror.allScopes(); | |
29 var source = frameMirror.sourceLineText(); | |
30 print("paused at: " + source); | |
31 assertTrue(source.indexOf("// Break " + break_count + ".") > 0, | |
32 "Unexpected pause at: " + source + "\n" + | |
33 "Expected: // Break " + break_count + "."); | |
34 if (expected_values[break_count] === ReferenceError) { | |
35 assertTrue(v instanceof ReferenceError); | |
36 } else { | |
37 assertSame(expected_values[break_count], v); | |
38 } | |
39 ++break_count; | |
40 | |
41 if (break_count !== expected_breaks) { | |
42 exec_state.prepareStep(Debug.StepAction.StepIn); | |
43 print("Next step prepared"); | |
44 } | |
45 } | |
46 } catch(e) { | |
47 exception = e; | |
48 print(e, e.stack); | |
49 } | |
50 }; | |
51 | |
52 Debug.setListener(listener); | |
53 | |
54 var sum = 0; | |
55 (function (){ | |
56 'use strict'; | |
57 | |
58 debugger; // Break 0. | |
59 | |
60 for (let i=0; // Break 1. | |
61 i < 1; // Break 2. // Break 6. | |
62 i++) { // Break 5. | |
63 let key = i; // Break 3. | |
64 sum += key; // Break 4. | |
65 } | |
66 }()); // Break 7. | |
67 | |
68 assertNull(exception); // Break 8. | |
69 assertEquals(expected_breaks, break_count); | |
70 | |
71 Debug.setListener(null); | |
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