v8/test/mjsunit/harmony/proxies-hash.js
rossberg@chromium.org d938560d59 Implement identity hashes for proxies.
R=mstarzinger@chromium.org
BUG=v8:1543,v8:1565
TEST=

Review URL: http://codereview.chromium.org/7754015

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9396 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2011-09-22 13:54:53 +00:00

67 lines
2.3 KiB
JavaScript

// 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-weakmaps
// Helper.
function TestWithProxies(test, handler) {
test(handler, Proxy.create)
test(handler, function(h) {return Proxy.createFunction(h, function() {})})
}
// Weak maps.
function TestWeakMap(fix) {
TestWithProxies(TestWeakMap2, fix)
}
function TestWeakMap2(fix, create) {
var handler = {fix: function() { return {} }}
var p1 = create(handler)
var p2 = create(handler)
var p3 = create(handler)
fix(p3)
var m = new WeakMap
m.set(p1, 123);
m.set(p2, 321);
assertSame(123, m.get(p1));
assertSame(321, m.get(p2));
fix(p1)
fix(p2)
assertSame(123, m.get(p1));
assertSame(321, m.get(p2));
}
TestWeakMap(Object.seal)
TestWeakMap(Object.freeze)
TestWeakMap(Object.preventExtensions)