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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-start.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-start.js')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-start.js | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-start.js b/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-start.js new file mode 100644 index 0000000000..9eb1399586 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-start.js @@ -0,0 +1,94 @@ +// 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: > + start argument is coerced to an integer value. +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 ] ) + + ... + 5. Let relativeStart be ? ToInteger(start). + ... +includes: [compareArray.js, testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + assert( + compareArray( + new TA([0, 1, 2, 3]).copyWithin(1, undefined), + [0, 0, 1, 2] + ), + 'undefined value coerced to 0' + ); + + assert( + compareArray( + new TA([0, 1, 2, 3]).copyWithin(1, false), + [0, 0, 1, 2] + ), + 'false value coerced to 0' + ); + + assert( + compareArray( + new TA([0, 1, 2, 3]).copyWithin(1, NaN), + [0, 0, 1, 2] + ), + 'NaN value coerced to 0' + ); + + assert( + compareArray( + new TA([0, 1, 2, 3]).copyWithin(1, null), + [0, 0, 1, 2] + ), + 'null value coerced to 0' + ); + + assert( + compareArray( + new TA([0, 1, 2, 3]).copyWithin(0, true), + [1, 2, 3, 3] + ), + 'true value coerced to 1' + ); + + assert( + compareArray( + new TA([0, 1, 2, 3]).copyWithin(0, '1'), + [1, 2, 3, 3] + ), + 'string "1" value coerced to 1' + ); + + assert( + compareArray( + new TA([0, 1, 2, 3]).copyWithin(1, 0.5), + [0, 0, 1, 2] + ), + '0.5 float value coerced to integer 0' + ); + + assert( + compareArray( + new TA([0, 1, 2, 3]).copyWithin(0, 1.5), + [1, 2, 3, 3] + ), + '1.5 float value coerced to integer 1' + ); +}); + +reportCompare(0, 0); |