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Diffstat (limited to 'js/src/tests/test262/built-ins/Object/prototype/hasOwnProperty/topropertykey_before_toobject.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Object/prototype/hasOwnProperty/topropertykey_before_toobject.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/prototype/hasOwnProperty/topropertykey_before_toobject.js b/js/src/tests/test262/built-ins/Object/prototype/hasOwnProperty/topropertykey_before_toobject.js new file mode 100644 index 0000000000..76ba785ec3 --- /dev/null +++ b/js/src/tests/test262/built-ins/Object/prototype/hasOwnProperty/topropertykey_before_toobject.js @@ -0,0 +1,47 @@ +// Copyright (C) 2020 Alexey Shvayka. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-object.prototype.hasownproperty +description: > + ToPropertyKey is performed before ToObject. +info: | + Object.prototype.hasOwnProperty ( V ) + + 1. Let P be ? ToPropertyKey(V). + 2. Let O be ? ToObject(this value). + + ToPropertyKey ( argument ) + + 1. Let key be ? ToPrimitive(argument, hint String). +features: [Symbol.toPrimitive] +---*/ + +var coercibleKey1 = { + get toString() { + this.hint = "string"; + throw new Test262Error(); + }, + get valueOf() { + this.hint = "defaultOrNumber"; + throw new Test262Error(); + }, +}; + +assert.throws(Test262Error, function() { + Object.prototype.hasOwnProperty.call(null, coercibleKey1); +}); +assert.sameValue(coercibleKey1.hint, "string"); + + +var coercibleKey2 = {}; +coercibleKey2[Symbol.toPrimitive] = function(hint) { + this.hint = hint; + throw new Test262Error(); +}; + +assert.throws(Test262Error, function() { + Object.prototype.hasOwnProperty.call(undefined, coercibleKey2); +}); +assert.sameValue(coercibleKey2.hint, "string"); + +reportCompare(0, 0); |