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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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57 return 8; | 57 return 8; |
58 default: | 58 default: |
59 assertUnreachable(func); | 59 assertUnreachable(func); |
60 } | 60 } |
61 } | 61 } |
62 | 62 |
63 function checkGet(func, index, expected, littleEndian) { | 63 function checkGet(func, index, expected, littleEndian) { |
64 function doGet() { | 64 function doGet() { |
65 return view["get" + func](index, littleEndian); | 65 return view["get" + func](index, littleEndian); |
66 } | 66 } |
67 if (index < 0) index = 0; | 67 if (index >=0 && index + getElementSize(func) - 1 < view.byteLength) |
68 if (index + getElementSize(func) - 1 < view.byteLength) | |
69 assertSame(expected, doGet()); | 68 assertSame(expected, doGet()); |
70 else | 69 else |
71 assertThrows(doGet, RangeError); | 70 assertThrows(doGet, RangeError); |
72 } | 71 } |
73 | 72 |
74 function checkSet(func, index, value, littleEndian) { | 73 function checkSet(func, index, value, littleEndian) { |
75 function doSet() { | 74 function doSet() { |
76 view["set" + func](index, value, littleEndian); | 75 view["set" + func](index, value, littleEndian); |
77 } | 76 } |
78 actualIndex = index < 0 ? 0 : index; | 77 if (index >= 0 && |
79 if (actualIndex >= 0 && | 78 index + getElementSize(func) - 1 < view.byteLength) { |
80 actualIndex + getElementSize(func) - 1 < view.byteLength) { | |
81 assertSame(undefined, doSet()); | 79 assertSame(undefined, doSet()); |
82 checkGet(func, index, value, littleEndian); | 80 checkGet(func, index, value, littleEndian); |
83 } else { | 81 } else { |
84 assertThrows(doSet, RangeError); | 82 assertThrows(doSet, RangeError); |
85 } | 83 } |
86 } | 84 } |
87 | 85 |
88 function test(isTestingGet, func, index, value, littleEndian) { | 86 function test(isTestingGet, func, index, value, littleEndian) { |
89 if (isTestingGet) | 87 if (isTestingGet) |
90 checkGet(func, index, value, littleEndian); | 88 checkGet(func, index, value, littleEndian); |
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303 CheckAccessor("setUint32"); | 301 CheckAccessor("setUint32"); |
304 CheckAccessor("getInt32"); | 302 CheckAccessor("getInt32"); |
305 CheckAccessor("setInt32"); | 303 CheckAccessor("setInt32"); |
306 CheckAccessor("getFloat32"); | 304 CheckAccessor("getFloat32"); |
307 CheckAccessor("setFloat32"); | 305 CheckAccessor("setFloat32"); |
308 CheckAccessor("getFloat64"); | 306 CheckAccessor("getFloat64"); |
309 CheckAccessor("setFloat64"); | 307 CheckAccessor("setFloat64"); |
310 } | 308 } |
311 | 309 |
312 TestGeneralAccessors(); | 310 TestGeneralAccessors(); |
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