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Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/species-is-undefined.js')
-rw-r--r-- | js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/species-is-undefined.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/species-is-undefined.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/species-is-undefined.js new file mode 100644 index 0000000000..402ae770e0 --- /dev/null +++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/species-is-undefined.js @@ -0,0 +1,34 @@ +// Copyright (C) 2015 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-arraybuffer.prototype.slice +description: > + Uses default constructor is species constructor is undefined. +info: | + ArrayBuffer.prototype.slice ( start, end ) + + ... + 13. Let ctor be SpeciesConstructor(O, %ArrayBuffer%). + 14. ReturnIfAbrupt(ctor). + ... + + 7.3.20 SpeciesConstructor ( O, defaultConstructor ) + ... + 6. Let S be Get(C, @@species). + 7. ReturnIfAbrupt(S). + 8. If S is either undefined or null, return defaultConstructor. + ... +features: [Symbol.species] +---*/ + +var speciesConstructor = {}; +speciesConstructor[Symbol.species] = undefined; + +var arrayBuffer = new ArrayBuffer(8); +arrayBuffer.constructor = speciesConstructor; + +var result = arrayBuffer.slice(); +assert.sameValue(Object.getPrototypeOf(result), ArrayBuffer.prototype); + +reportCompare(0, 0); |