1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-dataview.prototype.setint32
description: >
ToIndex conversions on byteOffset
info: |
24.2.4.17 DataView.prototype.setInt32 ( byteOffset, value [ , littleEndian ] )
1. Let v be the this value.
2. If littleEndian is not present, let littleEndian be false.
3. Return ? SetViewValue(v, byteOffset, littleEndian, "Int32", value).
24.2.1.2 SetViewValue ( view, requestIndex, isLittleEndian, type, value )
...
4. Let getIndex be ? ToIndex(requestIndex).
...
features: [DataView.prototype.getInt32]
---*/
var buffer = new ArrayBuffer(12);
var sample = new DataView(buffer, 0);
var obj1 = {
valueOf: function() {
return 3;
}
};
var obj2 = {
toString: function() {
return 4;
}
};
sample.setInt32(0, 0);
sample.setInt32(-0, 42);
assert.sameValue(sample.getInt32(0), 42, "-0");
sample.setInt32(3, 0);
sample.setInt32(obj1, 42);
assert.sameValue(sample.getInt32(3), 42, "object's valueOf");
sample.setInt32(4, 0);
sample.setInt32(obj2, 42);
assert.sameValue(sample.getInt32(4), 42, "object's toString");
sample.setInt32(0, 0);
sample.setInt32("", 42);
assert.sameValue(sample.getInt32(0), 42, "the Empty string");
sample.setInt32(0, 0);
sample.setInt32("0", 42);
assert.sameValue(sample.getInt32(0), 42, "string '0'");
sample.setInt32(2, 0);
sample.setInt32("2", 42);
assert.sameValue(sample.getInt32(2), 42, "string '2'");
sample.setInt32(1, 0);
sample.setInt32(true, 42);
assert.sameValue(sample.getInt32(1), 42, "true");
sample.setInt32(0, 0);
sample.setInt32(false, 42);
assert.sameValue(sample.getInt32(0), 42, "false");
sample.setInt32(0, 0);
sample.setInt32(NaN, 42);
assert.sameValue(sample.getInt32(0), 42, "NaN");
sample.setInt32(0, 0);
sample.setInt32(null, 42);
assert.sameValue(sample.getInt32(0), 42, "null");
sample.setInt32(0, 0);
sample.setInt32(0.1, 42);
assert.sameValue(sample.getInt32(0), 42, "0.1");
sample.setInt32(0, 0);
sample.setInt32(0.9, 42);
assert.sameValue(sample.getInt32(0), 42, "0.9");
sample.setInt32(1, 0);
sample.setInt32(1.1, 42);
assert.sameValue(sample.getInt32(1), 42, "1.1");
sample.setInt32(1, 0);
sample.setInt32(1.9, 42);
assert.sameValue(sample.getInt32(1), 42, "1.9");
sample.setInt32(0, 0);
sample.setInt32(-0.1, 42);
assert.sameValue(sample.getInt32(0), 42, "-0.1");
sample.setInt32(0, 0);
sample.setInt32(-0.99999, 42);
assert.sameValue(sample.getInt32(0), 42, "-0.99999");
sample.setInt32(0, 0);
sample.setInt32(undefined, 42);
assert.sameValue(sample.getInt32(0), 42, "undefined");
sample.setInt32(0, 7);
sample.setInt32();
assert.sameValue(sample.getInt32(0), 0, "no arg");
reportCompare(0, 0);
|
