mirror of https://github.com/tc39/test262.git
76 lines
2.2 KiB
JavaScript
76 lines
2.2 KiB
JavaScript
// Copyright (C) 2016 Jordan Harband. 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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description: allowProxyTraps helper should default throw on all the proxy trap named methods being invoked
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esid: pending
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author: Jordan Harband
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includes: [proxyTrapsHelper.js]
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---*/
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var overrides = {
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getPrototypeOf: function () {},
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setPrototypeOf: function () {},
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isExtensible: function () {},
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preventExtensions: function () {},
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getOwnPropertyDescriptor: function () {},
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has: function () {},
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get: function () {},
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set: function () {},
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deleteProperty: function () {},
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defineProperty: function () {},
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enumerate: function () {},
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ownKeys: function () {},
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apply: function () {},
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construct: function () {},
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};
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var traps = allowProxyTraps(overrides);
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function assertTrapSucceeds(trap) {
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if (typeof traps[trap] !== 'function') {
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throw new Test262Error('trap ' + trap + ' is not a function');
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}
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if (traps[trap] !== overrides[trap]) {
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throw new Test262Error('trap ' + trap + ' was not overriden in allowProxyTraps');
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}
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var threw = false;
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try {
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traps[trap]();
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} catch (e) {
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threw = true;
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}
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if (threw) {
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throw new Test262Error('trap ' + trap + ' threw an error');
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}
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}
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function assertTrapThrows(trap) {
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if (typeof traps[trap] !== 'function') {
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throw new Test262Error('trap ' + trap + ' is not a function');
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}
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var failedToThrow = false;
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try {
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traps[trap]();
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failedToThrow = true;
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} catch (e) {}
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if (failedToThrow) {
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throw new Test262Error('trap ' + trap + ' did not throw an error');
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}
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}
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assertTrapSucceeds('getPrototypeOf');
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assertTrapSucceeds('setPrototypeOf');
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assertTrapSucceeds('isExtensible');
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assertTrapSucceeds('preventExtensions');
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assertTrapSucceeds('getOwnPropertyDescriptor');
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assertTrapSucceeds('has');
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assertTrapSucceeds('get');
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assertTrapSucceeds('set');
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assertTrapSucceeds('deleteProperty');
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assertTrapSucceeds('defineProperty');
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assertTrapSucceeds('ownKeys');
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assertTrapSucceeds('apply');
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assertTrapSucceeds('construct');
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// enumerate should always throw because the trap has been removed
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assertTrapThrows('enumerate');
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