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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 var exception = null; | |
8 var Debug = debug.Debug; | |
9 var break_count = 0; | |
10 | |
11 function listener(event, exec_state, event_data, data) { | |
12 if (event != Debug.DebugEvent.Break) return; | |
13 try { | |
14 var source = exec_state.frame(0).sourceLineText(); | |
15 print(source, break_count); | |
16 assertTrue(source.indexOf(`B${break_count++}`) > 0); | |
17 if (source.indexOf("assertEquals") > 0) { | |
18 exec_state.prepareStep(Debug.StepAction.StepNext); | |
19 } else { | |
20 exec_state.prepareStep(Debug.StepAction.StepIn); | |
21 } | |
22 } catch (e) { | |
23 exception = e; | |
24 print(e); | |
25 } | |
26 }; | |
27 | |
28 Debug.setListener(listener); | |
29 | |
30 var id = x => x; // B9 B10 B36 B37 | |
31 | |
32 function test() { | |
33 debugger; // B0 | |
34 function fx1([ | |
35 a, // B2 | |
36 b // B3 | |
37 ]) { | |
38 assertEquals([1, 2], [a, b]); // B4 | |
39 } // B5 | |
40 fx1([1, 2, 3]); // B1 | |
41 | |
42 function f2([ | |
43 a, // B7 | |
44 b = id(3) // B8 | |
45 ]) { | |
46 assertEquals([4, 3], [a, b]); // B11 | |
47 } // B12 | |
48 f2([4]); // B6 | |
49 | |
50 function f3({ | |
51 x: a, // B14 | |
52 y: b // B15 | |
53 }) { | |
54 assertEquals([5, 6], [a, b]); // B16 | |
55 } // B17 | |
56 f3({y: 6, x: 5}); // B13 | |
57 | |
58 function f4([ | |
59 a, // B19 | |
60 { | |
61 b, // B20 | |
62 c, // B21 | |
63 } | |
64 ]) { | |
65 assertEquals([2, 4, 6], [a, b, c]); // B22 | |
66 } // B23 | |
67 f4([2, {c: 6, b: 4}]); // B18 | |
68 | |
69 function f5([ | |
70 { | |
71 a, // B25 | |
72 b = 7 // B26 | |
73 }, | |
74 c = 3 // B27 | |
75 ] = [{a:1}]) { | |
76 assertEquals([1, 7, 3], [a, b, c]); // B28 | |
77 } // B29 | |
78 f5(); // B24 | |
79 | |
80 var name = "x"; // B30 | |
81 function f6({ | |
82 [id(name)]: a, // B34 B35 | |
83 b = a // B38 | |
84 }) { | |
85 assertEquals([9, 9], [a, b]); // B39 | |
86 } // B40 | |
87 var o6 = {}; // B31 | |
88 o6[name] = 9; // B32 | |
89 f6(o6); // B33 | |
90 | |
91 try { | |
92 throw [3, 4]; // B41 | |
93 } catch ([ | |
94 a, // B42 | |
95 b, // B43 | |
96 c = 6 // B44 | |
97 ]) { | |
98 assertEquals([3, 4, 6], [a, b, c]); // B45 | |
99 } | |
100 | |
101 var { | |
102 x: a, // B46 | |
103 y: b = 9 // B47 | |
104 } = { x: 4 }; | |
105 assertEquals([4, 9], [a, b]); // B48 | |
106 } // B49 | |
107 | |
108 test(); | |
109 Debug.setListener(null); // B50 | |
110 assertNull(exception); | |
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