mirror of https://github.com/tc39/test262.git
32 lines
805 B
JavaScript
32 lines
805 B
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es6id: 9.5.5
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description: >
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Throws a TypeError exception if trap result and target property descriptors
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are not compatible.
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info: >
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[[GetOwnProperty]] (P)
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...
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20. Let valid be IsCompatiblePropertyDescriptor (extensibleTarget,
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resultDesc, targetDesc).
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21. If valid is false, throw a TypeError exception.
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---*/
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var target = {};
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var p = new Proxy(target, {
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getOwnPropertyDescriptor: function(t, prop) {
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var foo = { bar: 1 };
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return Object.getOwnPropertyDescriptor(foo, "bar");
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}
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});
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Object.preventExtensions(target);
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assert.throws(TypeError, function() {
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Object.getOwnPropertyDescriptor(p, "bar");
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});
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