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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: --allow-natives-syntax |
| 6 |
5 var intArrayConstructors = [ | 7 var intArrayConstructors = [ |
6 Uint8Array, | 8 Uint8Array, |
7 Int8Array, | 9 Int8Array, |
8 Uint16Array, | 10 Uint16Array, |
9 Int16Array, | 11 Int16Array, |
10 Uint32Array, | 12 Uint32Array, |
11 Int32Array, | 13 Int32Array, |
12 Uint8ClampedArray | 14 Uint8ClampedArray |
13 ]; | 15 ]; |
14 | 16 |
(...skipping 54 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
69 Symbol(Symbol.toStringTag) | 71 Symbol(Symbol.toStringTag) |
70 `); | 72 `); |
71 | 73 |
72 // Shadowing length doesn't affect fill, unlike Array.prototype.fill | 74 // Shadowing length doesn't affect fill, unlike Array.prototype.fill |
73 var a = new constructor([2, 2]); | 75 var a = new constructor([2, 2]); |
74 Object.defineProperty(a, 'length', {value: 1}); | 76 Object.defineProperty(a, 'length', {value: 1}); |
75 a.fill(3); | 77 a.fill(3); |
76 assertArrayEquals([3, 3], [a[0], a[1]]); | 78 assertArrayEquals([3, 3], [a[0], a[1]]); |
77 Array.prototype.fill.call(a, 4); | 79 Array.prototype.fill.call(a, 4); |
78 assertArrayEquals([4, 3], [a[0], a[1]]); | 80 assertArrayEquals([4, 3], [a[0], a[1]]); |
| 81 |
| 82 // Detached Operation |
| 83 var tmp = { |
| 84 [Symbol.toPrimitive]() { |
| 85 assertUnreachable("Parameter should not be processed when " + |
| 86 "array.[[ViewedArrayBuffer]] is neutered."); |
| 87 return 0; |
| 88 } |
| 89 }; |
| 90 |
| 91 var array = new constructor([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]); |
| 92 %ArrayBufferNeuter(array.buffer); |
| 93 assertThrows(() => array.fill(tmp), TypeError); |
79 } | 94 } |
80 | 95 |
81 for (var constructor of intArrayConstructors) { | 96 for (var constructor of intArrayConstructors) { |
82 assertArrayEquals([0, 0, 0, 0, 0], new constructor([0, 0, 0, 0, 0]).fill(undef
ined)); | 97 assertArrayEquals([0, 0, 0, 0, 0], new constructor([0, 0, 0, 0, 0]).fill(undef
ined)); |
83 assertArrayEquals([0, 0, 0, 0, 0], new constructor([0, 0, 0, 0, 0]).fill()); | 98 assertArrayEquals([0, 0, 0, 0, 0], new constructor([0, 0, 0, 0, 0]).fill()); |
84 assertArrayEquals([0, 0, 0, 0, 0], new constructor([0, 0, 0, 0, 0]).fill("abcd
")); | 99 assertArrayEquals([0, 0, 0, 0, 0], new constructor([0, 0, 0, 0, 0]).fill("abcd
")); |
85 } | 100 } |
86 | 101 |
87 for (var constructor of floatArrayConstructors) { | 102 for (var constructor of floatArrayConstructors) { |
88 assertArrayEquals([NaN, NaN, NaN, NaN, NaN], new constructor([0, 0, 0, 0, 0]).
fill(undefined)); | 103 assertArrayEquals([NaN, NaN, NaN, NaN, NaN], new constructor([0, 0, 0, 0, 0]).
fill(undefined)); |
89 assertArrayEquals([NaN, NaN, NaN, NaN, NaN], new constructor([0, 0, 0, 0, 0]).
fill()); | 104 assertArrayEquals([NaN, NaN, NaN, NaN, NaN], new constructor([0, 0, 0, 0, 0]).
fill()); |
90 assertArrayEquals([NaN, NaN, NaN, NaN, NaN], new constructor([0, 0, 0, 0, 0]).
fill("abcd")); | 105 assertArrayEquals([NaN, NaN, NaN, NaN, NaN], new constructor([0, 0, 0, 0, 0]).
fill("abcd")); |
91 } | 106 } |
92 | 107 |
93 // Clamping | 108 // Clamping |
94 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(-
10)); | 109 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(-
10)); |
95 assertArrayEquals([255, 255, 255, 255, 255], new Uint8ClampedArray([0, 0, 0, 0,
0]).fill(1000)); | 110 assertArrayEquals([255, 255, 255, 255, 255], new Uint8ClampedArray([0, 0, 0, 0,
0]).fill(1000)); |
96 | 111 |
97 assertArrayEquals([1, 1, 1, 1, 1], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(0
.50001)); | 112 assertArrayEquals([1, 1, 1, 1, 1], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(0
.50001)); |
98 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(0
.50000)); | 113 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(0
.50000)); |
99 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(0
.49999)); | 114 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(0
.49999)); |
100 // Check round half to even | 115 // Check round half to even |
101 assertArrayEquals([2, 2, 2, 2, 2], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(1
.50000)); | 116 assertArrayEquals([2, 2, 2, 2, 2], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(1
.50000)); |
102 assertArrayEquals([2, 2, 2, 2, 2], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(2
.50000)); | 117 assertArrayEquals([2, 2, 2, 2, 2], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(2
.50000)); |
103 assertArrayEquals([3, 3, 3, 3, 3], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(2
.50001)); | 118 assertArrayEquals([3, 3, 3, 3, 3], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(2
.50001)); |
104 // Check infinity clamping. | 119 // Check infinity clamping. |
105 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(-
Infinity)); | 120 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(-
Infinity)); |
106 assertArrayEquals([255, 255, 255, 255, 255], new Uint8ClampedArray([0, 0, 0, 0,
0]).fill(Infinity)); | 121 assertArrayEquals([255, 255, 255, 255, 255], new Uint8ClampedArray([0, 0, 0, 0,
0]).fill(Infinity)); |
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