104 lines
4.9 KiB
JavaScript
104 lines
4.9 KiB
JavaScript
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// Copyright 2013 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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var realms = [Realm.current(), Realm.create()];
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globals = [Realm.global(0), Realm.global(1)];
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Realm.shared = {}
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function install(name, value) {
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Realm.shared[name] = value;
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for (i in realms) {
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Realm.eval(realms[i], name + " = Realm.shared['" + name + "'];");
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}
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}
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install('return_this', function() { return this; });
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install('return_this_strict', function () { 'use strict'; return this; });
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// test behaviour of 'with' scope
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for (i in realms) {
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Realm.shared.results = [];
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// in the second case, 'this' is found in the with scope,
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// so the receiver is 'this'
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Realm.eval(realms[i]," \
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with('irrelevant') { \
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Realm.shared.results.push(return_this()); \
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Realm.shared.results.push(return_this_strict()); \
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} \
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with(this) { \
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Realm.shared.results.push(return_this()); \
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Realm.shared.results.push(return_this_strict()); \
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} \
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");
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assertSame(globals[0], Realm.shared.results[0]);
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assertSame(undefined, Realm.shared.results[1]);
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assertSame(globals[i], Realm.shared.results[2]);
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assertSame(globals[i], Realm.shared.results[3]);
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}
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// test 'apply' and 'call'
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for (i in realms) {
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// 'apply' without a receiver is a contextual call
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assertSame(globals[0], Realm.eval(realms[i],'return_this.apply()')) ;
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assertSame(undefined, Realm.eval(realms[i],'return_this_strict.apply()'));
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assertSame(globals[0], Realm.eval(realms[i],'return_this.apply(null)')) ;
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assertSame(null, Realm.eval(realms[i],'return_this_strict.apply(null)'));
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// 'call' without a receiver is a contextual call
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assertSame(globals[0], Realm.eval(realms[i],'return_this.call()')) ;
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assertSame(undefined, Realm.eval(realms[i],'return_this_strict.call()'));
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assertSame(globals[0], Realm.eval(realms[i],'return_this.call(null)')) ;
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assertSame(null, Realm.eval(realms[i],'return_this_strict.call(null)'));
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}
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// test ics
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for (var i = 0; i < 4; i++) {
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assertSame(globals[0], return_this());
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assertSame(undefined, return_this_strict());
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}
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// BUG(1547)
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Realm.eval(realms[0], "var name = 'o'");
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Realm.eval(realms[1], "var name = 'i'");
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install('f', function() { return this.name; });
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install('g', function() { "use strict"; return this ? this.name : "u"; });
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for (i in realms) {
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result = Realm.eval(realms[i], " \
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(function(){return f();})() + \
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(function(){return (1,f)();})() + \
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(function(){'use strict'; return f();})() + \
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(function(){'use strict'; return (1,f)();})() + \
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(function(){return g();})() + \
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(function(){return (1,g)();})() + \
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(function(){'use strict'; return g();})() + \
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(function(){'use strict'; return (1,g)();})(); \
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");
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assertSame("oooouuuu", result);
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}
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