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Issue 19230002: Use V8 implementation of TypedArrays and DataView in Blink (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Rebased for relanding Created 7 years, 4 months ago
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1 <html> 1 <html>
2 <head> 2 <head>
3 <script src="../../js/resources/js-test-pre.js"></script> 3 <script src="../../js/resources/js-test-pre.js"></script>
4 <script src="resources/webgl-test.js"></script> 4 <script src="resources/webgl-test.js"></script>
5 </head> 5 </head>
6 <body> 6 <body>
7 <div id="description"></div> 7 <div id="description"></div>
8 <div id="console"></div> 8 <div id="console"></div>
9 9
10 <script> 10 <script>
(...skipping 26 matching lines...) Expand all
37 var buffer = new ArrayBuffer(4); 37 var buffer = new ArrayBuffer(4);
38 var array; 38 var array;
39 try { 39 try {
40 array = new type(buffer, 4, -2147483648); 40 array = new type(buffer, 4, -2147483648);
41 testFailed("Construction of " + name + " with negative out-of-range valu es should throw exception"); 41 testFailed("Construction of " + name + " with negative out-of-range valu es should throw exception");
42 } catch (e) { 42 } catch (e) {
43 testPassed("Construction of " + name + " with negative out-of-range valu es threw exception"); 43 testPassed("Construction of " + name + " with negative out-of-range valu es threw exception");
44 } 44 }
45 } 45 }
46 46
47 function testConstructionOfHugeArray(type, name, sz) {
48 if (sz == 1)
49 return;
50 try {
51 // Construction of huge arrays must fail because byteLength is
52 // an unsigned long
53 array = new type(3000000000);
54 testFailed("Construction of huge " + name + " should throw exception");
55 } catch (e) {
56 testPassed("Construction of huge " + name + " threw exception");
57 }
58 }
59
60 // These need to be global for shouldBe to see them 47 // These need to be global for shouldBe to see them
61 var array; 48 var array;
62 var typeSize; 49 var typeSize;
63 50
64 function testSubarrayWithOutOfRangeValues(type, name, sz) { 51 function testSubarrayWithOutOfRangeValues(type, name, sz) {
65 debug("Testing subarray of " + name); 52 debug("Testing subarray of " + name);
66 try { 53 try {
67 var buffer = new ArrayBuffer(32); 54 var buffer = new ArrayBuffer(32);
68 array = new type(buffer); 55 array = new type(buffer);
69 typeSize = sz; 56 typeSize = sz;
(...skipping 61 matching lines...) Expand 10 before | Expand all | Expand 10 after
131 118
132 for (var i = 0; i < typeNames.length; i++) { 119 for (var i = 0; i < typeNames.length; i++) {
133 var name = typeNames[i]; 120 var name = typeNames[i];
134 var type = window[name]; 121 var type = window[name];
135 if (!type) { 122 if (!type) {
136 testFailed("Could not find array type " + name); 123 testFailed("Could not find array type " + name);
137 } else { 124 } else {
138 testConstructionWithNullBuffer(type, name); 125 testConstructionWithNullBuffer(type, name);
139 testConstructionWithOutOfRangeValues(type, name); 126 testConstructionWithOutOfRangeValues(type, name);
140 testConstructionWithNegativeOutOfRangeValues(type, name); 127 testConstructionWithNegativeOutOfRangeValues(type, name);
141 testConstructionOfHugeArray(type, name, typeSizes[i]);
142 testSubarrayWithOutOfRangeValues(type, name, typeSizes[i]); 128 testSubarrayWithOutOfRangeValues(type, name, typeSizes[i]);
143 testSettingFromArrayWithOutOfRangeOffset(type, name); 129 testSettingFromArrayWithOutOfRangeOffset(type, name);
144 testSettingFromFakeArrayWithOutOfRangeLength(type, name); 130 testSettingFromFakeArrayWithOutOfRangeLength(type, name);
145 testSettingFromWebGLArrayWithOutOfRangeOffset(type, name); 131 testSettingFromWebGLArrayWithOutOfRangeOffset(type, name);
146 } 132 }
147 } 133 }
148 134
149 buffer = new ArrayBuffer(40); 135 buffer = new ArrayBuffer(40);
150 ints = new Int32Array(buffer, 0, 10); 136 ints = new Int32Array(buffer, 0, 10);
151 floats = new Float32Array(buffer, 0, 10); 137 floats = new Float32Array(buffer, 0, 10);
152 // Plant a NaN into the buffer 138 // Plant a NaN into the buffer
153 ints[0]=-0x7ffff; 139 ints[0]=-0x7ffff;
154 // Read the NaN out as a float 140 // Read the NaN out as a float
155 shouldBeTrue("isNaN(floats[0])"); 141 shouldBeTrue("isNaN(floats[0])");
156 142
157 </script> 143 </script>
158 <script src="../../js/resources/js-test-post.js"></script> 144 <script src="../../js/resources/js-test-post.js"></script>
159 145
160 </body> 146 </body>
161 </html> 147 </html>
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