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Edit File: proxies-hash.js
// Copyright 2011 the V8 project authors. All rights reserved. // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following // disclaimer in the documentation and/or other materials provided // with the distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // Flags: --harmony-proxies --harmony-collections // Helper. function TestWithProxies(test, construct, handler) { test(construct, handler, Proxy.create) test(construct, handler, function(h) { return Proxy.createFunction(h, function() {}) }) } // Sets. function TestSet(construct, fix) { TestWithProxies(TestSet2, construct, fix) } function TestSet2(construct, fix, create) { var handler = {fix: function() { return {} }} var p1 = create(handler) var p2 = create(handler) var p3 = create(handler) fix(p3) var s = construct(); s.add(p1); s.add(p2); assertTrue(s.has(p1)); assertTrue(s.has(p2)); assertFalse(s.has(p3)); fix(p1) fix(p2) assertTrue(s.has(p1)); assertTrue(s.has(p2)); assertFalse(s.has(p3)); s.delete(p2); assertTrue(s.has(p1)); assertFalse(s.has(p2)); assertFalse(s.has(p3)); } TestSet(Set, Object.seal) TestSet(Set, Object.freeze) TestSet(Set, Object.preventExtensions) // Maps and weak maps. function TestMap(construct, fix) { TestWithProxies(TestMap2, construct, fix) } function TestMap2(construct, fix, create) { var handler = {fix: function() { return {} }} var p1 = create(handler) var p2 = create(handler) var p3 = create(handler) fix(p3) var m = construct(); m.set(p1, 123); m.set(p2, 321); assertTrue(m.has(p1)); assertTrue(m.has(p2)); assertFalse(m.has(p3)); assertSame(123, m.get(p1)); assertSame(321, m.get(p2)); fix(p1) fix(p2) assertTrue(m.has(p1)); assertTrue(m.has(p2)); assertFalse(m.has(p3)); assertSame(123, m.get(p1)); assertSame(321, m.get(p2)); m.delete(p2); assertTrue(m.has(p1)); assertFalse(m.has(p2)); assertFalse(m.has(p3)); assertSame(123, m.get(p1)); assertSame(undefined, m.get(p2)); } TestMap(Map, Object.seal) TestMap(Map, Object.freeze) TestMap(Map, Object.preventExtensions) TestMap(WeakMap, Object.seal) TestMap(WeakMap, Object.freeze) TestMap(WeakMap, Object.preventExtensions)