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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Proxy/defineProperty/return-boolean-and-define-target.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/defineProperty/return-boolean-and-define-target.js b/js/src/tests/test262/built-ins/Proxy/defineProperty/return-boolean-and-define-target.js new file mode 100644 index 0000000000..51d25a03fa --- /dev/null +++ b/js/src/tests/test262/built-ins/Proxy/defineProperty/return-boolean-and-define-target.js @@ -0,0 +1,48 @@ +// Copyright (C) 2015 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 9.5.6 +description: > + If a property has a corresponding target object property then applying the + Property Descriptor of the property to the target object using + [[DefineOwnProperty]] will not throw an exception. +features: [Proxy, Reflect] +includes: [propertyHelper.js] +---*/ + +var target = {}; +var p = new Proxy(target, { + defineProperty: function(t, prop, desc) { + return Object.defineProperty(t, prop, desc); + } +}); + +var result = Reflect.defineProperty(p, "attr", { + configurable: true, + enumerable: true, + writable: true, + value: 1 +}); + +assert.sameValue(result, true, "result === true"); + +verifyEqualTo(target, "attr", 1); +verifyWritable(target, "attr"); +verifyEnumerable(target, "attr"); +verifyConfigurable(target, "attr"); + +result = Reflect.defineProperty(p, "attr", { + configurable: false, + enumerable: false, + writable: false, + value: 2 +}); + +assert.sameValue(result, true, "result === true"); + +verifyEqualTo(target, "attr", 2); +verifyNotWritable(target, "attr"); +verifyNotEnumerable(target, "attr"); +verifyNotConfigurable(target, "attr"); + +reportCompare(0, 0); |