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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/DataView/prototype/getUint8/detached-buffer-after-toindex-byteoffset.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getUint8/detached-buffer-after-toindex-byteoffset.js b/js/src/tests/test262/built-ins/DataView/prototype/getUint8/detached-buffer-after-toindex-byteoffset.js new file mode 100644 index 0000000000..db6e261aa1 --- /dev/null +++ b/js/src/tests/test262/built-ins/DataView/prototype/getUint8/detached-buffer-after-toindex-byteoffset.js @@ -0,0 +1,38 @@ +// 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.getuint8 +description: > + Detached buffer is only checked after ToIndex(requestIndex) +info: | + 24.2.4.10 DataView.prototype.getUint8 ( byteOffset ) + + 1. Let v be the this value. + 2. Return ? GetViewValue(v, byteOffset, true, "Uint8"). + + 24.2.1.1 GetViewValue ( view, requestIndex, isLittleEndian, type ) + + ... + 4. Let getIndex be ? ToIndex(requestIndex). + ... + 6. Let buffer be view.[[ViewedArrayBuffer]]. + 7. If IsDetachedBuffer(buffer) is true, throw a TypeError exception. + ... +includes: [detachArrayBuffer.js] +---*/ + +var buffer = new ArrayBuffer(8); +var sample = new DataView(buffer, 0); + +$DETACHBUFFER(buffer); + +assert.throws(RangeError, function() { + sample.getUint8(Infinity); +}, "Infinity"); + +assert.throws(RangeError, function() { + sample.getUint8(-1); +}); + +reportCompare(0, 0); |