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1 // Copyright 2014 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 | |
6 Debug = debug.Debug | |
7 | |
8 var exception = null; | |
9 | |
10 function listener(event, exec_state, event_data, data) { | |
11 try { | |
12 if (event == Debug.DebugEvent.Break) { | |
13 exec_state.prepareStep(Debug.StepAction.StepIn); | |
14 print(event_data.sourceLineText()); | |
15 assertTrue( | |
16 event_data.sourceLineText().indexOf(`B${breaks++}`) > 0); | |
17 } | |
18 } catch (e) { | |
19 print(e); | |
20 quit(); | |
21 exception = e; | |
22 } | |
23 } | |
24 | |
25 function cb_set(num) { | |
26 print("element " + num); // B2 B5 B8 | |
27 return true; // B3 B6 B9 | |
28 } // B4 B7 B10 | |
29 | |
30 function cb_map(key, val) { | |
31 print("key " + key + ", value " + val); // B2 B5 B8 | |
32 return true; // B3 B6 B9 | |
33 } // B4 B7 B10 | |
34 | |
35 var s = new Set(); | |
36 s.add(1); | |
37 s.add(2); | |
38 s.add(3); | |
39 | |
40 var m = new Map(); | |
41 m.set('foo', 1); | |
42 m.set('bar', 2); | |
43 m.set('baz', 3); | |
44 | |
45 var breaks = 0; | |
46 Debug.setListener(listener); | |
47 debugger; // B0 | |
48 s.forEach(cb_set); // B1 | |
49 Debug.setListener(null); // B11 | |
50 assertNull(exception); | |
51 assertEquals(12, breaks); | |
52 | |
53 breaks = 0; | |
54 Debug.setListener(listener); | |
55 debugger; // B0 | |
56 m.forEach(cb_map); // B1 | |
57 Debug.setListener(null); // B11 | |
58 assertNull(exception); | |
59 assertEquals(12, breaks); | |
60 | |
61 // Test two levels of builtin callbacks: | |
62 // Array.forEach calls a callback function, which by itself uses | |
63 // Array.forEach with another callback function. | |
64 | |
65 function cb_set_2(num) { | |
66 print("element " + num); // B3 B6 B9 B15 B18 B21 B27 B30 B33 | |
67 return true; // B4 B7 B10 B16 B19 B22 B28 B31 B34 | |
68 } // B5 B8 B11 B17 B20 B23 B29 B32 B35 | |
69 | |
70 function cb_map_2(k, v) { | |
71 print(`key ${k}, value ${v}`); // B3 B6 B9 B15 B18 B21 B27 B30 B33 | |
72 return true; // B4 B7 B10 B16 B19 B22 B28 B31 B34 | |
73 } // B5 B8 B11 B17 B20 B23 B29 B32 B35 | |
74 | |
75 function cb_set_foreach(num) { | |
76 s.forEach(cb_set_2); // B2 B14 B26 | |
77 print("back."); // B12 B24 B36 | |
78 } // B13 B25 B37 | |
79 | |
80 function cb_map_foreach(key, val) { | |
81 m.forEach(cb_map_2); // B2 B14 B26 | |
82 print("back."); // B12 B24 B36 | |
83 } // B13 B25 B37 | |
84 | |
85 breaks = 0; | |
86 Debug.setListener(listener); | |
87 debugger; // B0 | |
88 s.forEach(cb_set_foreach); // B1 | |
89 Debug.setListener(null); // B38 | |
90 assertNull(exception); | |
91 assertEquals(39, breaks); | |
92 | |
93 breaks = 0; | |
94 Debug.setListener(listener); | |
95 debugger; // B0 | |
96 m.forEach(cb_map_foreach); // B1 | |
97 Debug.setListener(null); // B38 | |
98 assertNull(exception); | |
99 assertEquals(39, breaks); | |
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