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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/DataView/prototype/byteLength/this-has-no-dataview-internal-sab.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/byteLength/this-has-no-dataview-internal-sab.js b/js/src/tests/test262/built-ins/DataView/prototype/byteLength/this-has-no-dataview-internal-sab.js new file mode 100644 index 0000000000..57b138db7a --- /dev/null +++ b/js/src/tests/test262/built-ins/DataView/prototype/byteLength/this-has-no-dataview-internal-sab.js @@ -0,0 +1,44 @@ +// |reftest| skip-if(!this.hasOwnProperty('SharedArrayBuffer')) -- SharedArrayBuffer is not enabled unconditionally +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// Copyright (C) 2017 Mozilla Corporation. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-get-dataview.prototype.bytelength +description: > + Throws a TypeError exception when `this` does not have a [[DataView]] internal + slot +info: | + 24.2.4.2 get DataView.prototype.byteLength + + 1. Let O be the this value. + 2. If Type(O) is not Object, throw a TypeError exception. + 3. If O does not have a [[DataView]] internal slot, throw a TypeError + exception. + ... +features: [SharedArrayBuffer] +---*/ + +var getter = Object.getOwnPropertyDescriptor( + DataView.prototype, "byteLength" +).get; + +assert.throws(TypeError, function() { + getter.call({}); +}, "{}"); + +assert.throws(TypeError, function() { + getter.call([]); +}, "[]"); + +var ab = new SharedArrayBuffer(8); +assert.throws(TypeError, function() { + getter.call(ab); +}, "ArrayBuffer"); + +var ta = new Int8Array(); +assert.throws(TypeError, function() { + getter.call(ta); +}, "TypedArray"); + +reportCompare(0, 0); |