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Diffstat (limited to 'js/src/tests/test262/built-ins/TypedArrayConstructors/internals/HasProperty/BigInt/key-is-not-canonical-index.js')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/internals/HasProperty/BigInt/key-is-not-canonical-index.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/HasProperty/BigInt/key-is-not-canonical-index.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/HasProperty/BigInt/key-is-not-canonical-index.js new file mode 100644 index 0000000000..828aa9b570 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/HasProperty/BigInt/key-is-not-canonical-index.js @@ -0,0 +1,55 @@ +// 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-integer-indexed-exotic-objects-hasproperty-p +description: > + Return boolean from numeric keys that are not a CanonicalNumericIndexString +info: | + 9.4.5.2 [[HasProperty]](P) + + ... + 3. If Type(P) is String, then + a. Let numericIndex be ! CanonicalNumericIndexString(P). + b. If numericIndex is not undefined, then + ... + 4. Return ? OrdinaryHasProperty(O, P). + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, Reflect, TypedArray] +---*/ + +var keys = [ + "1.0", + "+1", + "1000000000000000000000", + "0.0000001" +]; + +testWithBigIntTypedArrayConstructors(function(TA) { + keys.forEach(function(key) { + var sample = new TA(1); + + assert.sameValue( + Reflect.has(sample, key), false, + "returns false without key [" + key + "]" + ); + + TypedArray.prototype[key] = 42; + + assert.sameValue( + Reflect.has(sample, key), true, + "returns true with inherited key [" + key + "]" + ); + + delete TypedArray.prototype[key]; + + Object.defineProperty(sample, key, {value: 42n}); + + assert.sameValue( + Reflect.has(sample, key), true, + "returns true with own key [" + key + "]" + ); + }); +}); + +reportCompare(0, 0); |