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Diffstat (limited to 'test/built-ins/TypedArrays/ctors/buffer-arg/custom-proto-access-throws-sab.js')
-rw-r--r-- | test/built-ins/TypedArrays/ctors/buffer-arg/custom-proto-access-throws-sab.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/test/built-ins/TypedArrays/ctors/buffer-arg/custom-proto-access-throws-sab.js b/test/built-ins/TypedArrays/ctors/buffer-arg/custom-proto-access-throws-sab.js new file mode 100644 index 000000000..b3ff8c56e --- /dev/null +++ b/test/built-ins/TypedArrays/ctors/buffer-arg/custom-proto-access-throws-sab.js @@ -0,0 +1,48 @@ +// 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-typedarray-buffer-byteoffset-length +description: > + Return abrupt completion getting newTarget's prototype +info: | + 22.2.4.5 TypedArray ( buffer [ , byteOffset [ , length ] ] ) + + 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 an [[ArrayBufferData]] internal slot. + + ... + 4. Let O be ? AllocateTypedArray(constructorName, NewTarget, + %TypedArrayPrototype%). + ... + + 22.2.4.2.1 Runtime Semantics: AllocateTypedArray (constructorName, newTarget, + defaultProto [ , length ]) + + 1. Let proto be ? GetPrototypeFromConstructor(newTarget, defaultProto). + ... + + 9.1.15 GetPrototypeFromConstructor ( constructor, intrinsicDefaultProto ) + + ... + 3. Let proto be ? Get(constructor, "prototype"). + ... +includes: [testTypedArray.js] +features: [Reflect, SharedArrayBuffer, TypedArray] +---*/ + +var buffer = new SharedArrayBuffer(8); + +var newTarget = function() {}.bind(null); +Object.defineProperty(newTarget, "prototype", { + get() { + throw new Test262Error(); + } +}); + +testWithTypedArrayConstructors(function(TA) { + assert.throws(Test262Error, function() { + Reflect.construct(TA, [buffer], newTarget); + }); +}); |