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Diffstat (limited to 'test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-custom-ctor-same-targettype.js')
-rw-r--r-- | test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-custom-ctor-same-targettype.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-custom-ctor-same-targettype.js b/test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-custom-ctor-same-targettype.js new file mode 100644 index 000000000..a5e64a7d1 --- /dev/null +++ b/test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-custom-ctor-same-targettype.js @@ -0,0 +1,34 @@ +// 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%.prototype.slice +description: Throws a TypeError buffer is detached on Get custom constructor. +info: | + 22.2.3.24 %TypedArray%.prototype.slice ( start, end ) + + ... + 9. Let A be ? TypedArraySpeciesCreate(O, « count »). + ... + 14. If SameValue(srcType, targetType) is false, then + ... + 15. Else if count > 0, then + a. Let srcBuffer be the value of O's [[ViewedArrayBuffer]] internal slot. + b. If IsDetachedBuffer(srcBuffer) is true, throw a TypeError exception. + ... +includes: [testBigIntTypedArray.js, detachArrayBuffer.js] +features: [BigInt, Symbol.species, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA(1); + + sample.constructor = {}; + sample.constructor[Symbol.species] = function(count) { + $DETACHBUFFER(sample.buffer); + return new TA(count); + }; + + assert.throws(TypeError, function() { + sample.slice(); + }, "step 15.b, IsDetachedBuffer(srcBuffer) is true"); +}); |