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Diffstat (limited to 'test/built-ins/TypedArrays/ctors/typedarray-arg/typedarray-arg-other-ctor-buffer-ctor-species-access-throws.js')
-rw-r--r-- | test/built-ins/TypedArrays/ctors/typedarray-arg/typedarray-arg-other-ctor-buffer-ctor-species-access-throws.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/test/built-ins/TypedArrays/ctors/typedarray-arg/typedarray-arg-other-ctor-buffer-ctor-species-access-throws.js b/test/built-ins/TypedArrays/ctors/typedarray-arg/typedarray-arg-other-ctor-buffer-ctor-species-access-throws.js new file mode 100644 index 000000000..4b0b19aca --- /dev/null +++ b/test/built-ins/TypedArrays/ctors/typedarray-arg/typedarray-arg-other-ctor-buffer-ctor-species-access-throws.js @@ -0,0 +1,45 @@ +// 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-typedarray-typedarray +description: > + Return abrupt from getting typedArray argument's buffer.constructor.@@species +info: | + 22.2.4.3 TypedArray ( typedArray ) + + This description applies only if the TypedArray function is called with at + least one argument and the Type of the first argument is Object and that + object has a [[TypedArrayName]] internal slot. + + ... + 18. Else, + a. Let bufferConstructor be ? SpeciesConstructor(srcData, %ArrayBuffer%). + ... + + 7.3.20 SpeciesConstructor ( O, defaultConstructor ) + + ... + 5. Let S be ? Get(C, @@species). + ... +includes: [testTypedArray.js] +features: [Symbol.species, TypedArray] +---*/ + +var sample1 = new Int8Array(); +var sample2 = new Int16Array(); + +testWithTypedArrayConstructors(function(TA) { + var sample = TA === Int8Array ? sample2 : sample1; + var ctor = {}; + + sample.buffer.constructor = ctor; + Object.defineProperty(ctor, Symbol.species, { + get: function() { + throw new Test262Error(); + } + }); + + assert.throws(Test262Error, function() { + new TA(sample); + }); +}); |