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Diffstat (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/return-this.js')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/return-this.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/return-this.js b/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/return-this.js new file mode 100644 index 0000000000..2ff0381574 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/return-this.js @@ -0,0 +1,38 @@ +// 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.copywithin +description: > + Returns `this`. +info: | + 22.2.3.5 %TypedArray%.prototype.copyWithin (target, start [ , end ] ) + + %TypedArray%.prototype.copyWithin is a distinct function that implements the + same algorithm as Array.prototype.copyWithin as defined in 22.1.3.3 except + that the this object's [[ArrayLength]] internal slot is accessed in place of + performing a [[Get]] of "length" and the actual copying of values in step 12 + must be performed in a manner that preserves the bit-level encoding of the + source data. + + ... + + 22.1.3.3 Array.prototype.copyWithin (target, start [ , end ] ) + + 13. Return O. +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample1 = new TA(); + var result1 = sample1.copyWithin(0, 0); + + assert.sameValue(result1, sample1); + + var sample2 = new TA([1, 2, 3]); + var result2 = sample2.copyWithin(1, 0); + + assert.sameValue(result2, sample2); +}); + +reportCompare(0, 0); |