diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/copyWithin/negative-end.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/copyWithin/negative-end.js | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/copyWithin/negative-end.js b/js/src/tests/test262/built-ins/Array/prototype/copyWithin/negative-end.js new file mode 100644 index 0000000000..3bea4299b5 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/copyWithin/negative-end.js @@ -0,0 +1,60 @@ +// Copyright (C) 2015 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-array.prototype.copywithin +description: > + Set values with negative end argument. +info: | + 22.1.3.3 Array.prototype.copyWithin (target, start [ , end ] ) + + ... + 11. If end is undefined, let relativeEnd be len; else let relativeEnd be + ToInteger(end). + 12. ReturnIfAbrupt(relativeEnd). + 13. If relativeEnd < 0, let final be max((len + relativeEnd),0); else let + final be min(relativeEnd, len). + ... +includes: [compareArray.js] +---*/ + +assert.compareArray( + [0, 1, 2, 3].copyWithin(0, 1, -1), [1, 2, 2, 3], + '[0, 1, 2, 3].copyWithin(0, 1, -1) must return [1, 2, 2, 3]' +); + +assert.compareArray( + [0, 1, 2, 3, 4].copyWithin(2, 0, -1), [0, 1, 0, 1, 2], + '[0, 1, 2, 3, 4].copyWithin(2, 0, -1) must return [0, 1, 0, 1, 2]' +); + +assert.compareArray( + [0, 1, 2, 3, 4].copyWithin(1, 2, -2), [0, 2, 2, 3, 4], + '[0, 1, 2, 3, 4].copyWithin(1, 2, -2) must return [0, 2, 2, 3, 4]' +); + +assert.compareArray( + [0, 1, 2, 3].copyWithin(0, -2, -1), [2, 1, 2, 3], + '[0, 1, 2, 3].copyWithin(0, -2, -1) must return [2, 1, 2, 3]' +); + +assert.compareArray( + [0, 1, 2, 3, 4].copyWithin(2, -2, -1), [0, 1, 3, 3, 4], + '[0, 1, 2, 3, 4].copyWithin(2, -2, -1) must return [0, 1, 3, 3, 4]' +); + +assert.compareArray( + [0, 1, 2, 3].copyWithin(-3, -2, -1), [0, 2, 2, 3], + '[0, 1, 2, 3].copyWithin(-3, -2, -1) must return [0, 2, 2, 3]' +); + +assert.compareArray( + [0, 1, 2, 3, 4].copyWithin(-2, -3, -1), [0, 1, 2, 2, 3], + '[0, 1, 2, 3, 4].copyWithin(-2, -3, -1) must return [0, 1, 2, 2, 3]' +); + +assert.compareArray( + [0, 1, 2, 3, 4].copyWithin(-5, -2, -1), [3, 1, 2, 3, 4], + '[0, 1, 2, 3, 4].copyWithin(-5, -2, -1) must return [3, 1, 2, 3, 4]' +); + +reportCompare(0, 0); |