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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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45 assertThrows(function() { new ArrayBuffer(-2.567); }, RangeError); | 45 assertThrows(function() { new ArrayBuffer(-2.567); }, RangeError); |
46 | 46 |
47 /* TODO[dslomov]: Reenable the test | 47 /* TODO[dslomov]: Reenable the test |
48 assertThrows(function() { | 48 assertThrows(function() { |
49 var ab1 = new ArrayBuffer(0xFFFFFFFFFFFF) | 49 var ab1 = new ArrayBuffer(0xFFFFFFFFFFFF) |
50 }, RangeError); | 50 }, RangeError); |
51 */ | 51 */ |
52 | 52 |
53 var ab = new ArrayBuffer(); | 53 var ab = new ArrayBuffer(); |
54 assertSame(0, ab.byteLength); | 54 assertSame(0, ab.byteLength); |
| 55 assertEquals("[object ArrayBuffer]", |
| 56 Object.prototype.toString.call(ab)); |
55 } | 57 } |
56 | 58 |
57 TestArrayBufferCreation(); | 59 TestArrayBufferCreation(); |
58 | 60 |
59 function TestByteLengthNotWritable() { | 61 function TestByteLengthNotWritable() { |
60 var ab = new ArrayBuffer(1024); | 62 var ab = new ArrayBuffer(1024); |
61 assertSame(1024, ab.byteLength); | 63 assertSame(1024, ab.byteLength); |
62 | 64 |
63 assertThrows(function() { "use strict"; ab.byteLength = 42; }, TypeError); | 65 assertThrows(function() { "use strict"; ab.byteLength = 42; }, TypeError); |
64 } | 66 } |
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116 TestArrayBufferSlice(); | 118 TestArrayBufferSlice(); |
117 | 119 |
118 // Typed arrays | 120 // Typed arrays |
119 | 121 |
120 function TestTypedArray(constr, elementSize, typicalElement) { | 122 function TestTypedArray(constr, elementSize, typicalElement) { |
121 assertSame(elementSize, constr.BYTES_PER_ELEMENT); | 123 assertSame(elementSize, constr.BYTES_PER_ELEMENT); |
122 | 124 |
123 var ab = new ArrayBuffer(256*elementSize); | 125 var ab = new ArrayBuffer(256*elementSize); |
124 | 126 |
125 var a0 = new constr(30); | 127 var a0 = new constr(30); |
| 128 assertEquals("[object " + constr.name + "]", |
| 129 Object.prototype.toString.call(a0)); |
| 130 |
126 assertTrue(ArrayBuffer.isView(a0)); | 131 assertTrue(ArrayBuffer.isView(a0)); |
127 assertSame(elementSize, a0.BYTES_PER_ELEMENT); | 132 assertSame(elementSize, a0.BYTES_PER_ELEMENT); |
128 assertSame(30, a0.length); | 133 assertSame(30, a0.length); |
129 assertSame(30*elementSize, a0.byteLength); | 134 assertSame(30*elementSize, a0.byteLength); |
130 assertSame(0, a0.byteOffset); | 135 assertSame(0, a0.byteOffset); |
131 assertSame(30*elementSize, a0.buffer.byteLength); | 136 assertSame(30*elementSize, a0.buffer.byteLength); |
132 | 137 |
133 var aLen0 = new constr(0); | 138 var aLen0 = new constr(0); |
134 assertSame(elementSize, aLen0.BYTES_PER_ELEMENT); | 139 assertSame(elementSize, aLen0.BYTES_PER_ELEMENT); |
135 assertSame(0, aLen0.length); | 140 assertSame(0, aLen0.length); |
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580 TestArbitrary(new ArrayBuffer(256)); | 585 TestArbitrary(new ArrayBuffer(256)); |
581 for(i = 0; i < typedArrayConstructors.lenght; i++) { | 586 for(i = 0; i < typedArrayConstructors.lenght; i++) { |
582 TestArbitary(new typedArrayConstructors[i](10)); | 587 TestArbitary(new typedArrayConstructors[i](10)); |
583 } | 588 } |
584 TestArbitrary(new DataView(new ArrayBuffer(256))); | 589 TestArbitrary(new DataView(new ArrayBuffer(256))); |
585 | 590 |
586 | 591 |
587 // Test direct constructor call | 592 // Test direct constructor call |
588 assertThrows(function() { ArrayBuffer(); }, TypeError); | 593 assertThrows(function() { ArrayBuffer(); }, TypeError); |
589 assertThrows(function() { DataView(new ArrayBuffer()); }, TypeError); | 594 assertThrows(function() { DataView(new ArrayBuffer()); }, TypeError); |
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