JezK
Edit File: eval-introduced-closure.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. // Test that functions introduced by eval work both when there are // strict mode and non-strict mode eval in scopes. // Flags: --allow-natives-syntax var x = 27; function f() { return x; } assertEquals(27, f()); function do_eval(str) { "use strict"; return eval(str); } var eval_f = do_eval('(' + f + ')'); for (var i = 0; i < 5; i++) assertEquals(27, eval_f()); %OptimizeFunctionOnNextCall(eval_f); assertEquals(27, eval_f()); function do_eval_local(str) { "use strict"; var x = 42; return eval(str); } eval_f = do_eval_local('(' + f + ')'); for (var i = 0; i < 5; i++) assertEquals(42, eval_f()); %OptimizeFunctionOnNextCall(eval_f); assertEquals(42, eval_f()); function do_eval_with_other_eval_call(str) { "use strict"; var f = eval(str); eval('var x = 1'); return f; } eval_f = do_eval_with_other_eval_call('(' + f + ')'); for (var i = 0; i < 5; i++) assertEquals(27, eval_f()); %OptimizeFunctionOnNextCall(eval_f); assertEquals(27, eval_f()); function test_non_strict_outer_eval() { function strict_eval(str) { "use strict"; return eval(str); } var eval_f = strict_eval('(' + f + ')'); for (var i = 0; i < 5; i++) assertEquals(27, eval_f()); %OptimizeFunctionOnNextCall(eval_f); assertEquals(27, eval_f()); eval("var x = 3"); assertEquals(3, eval_f()); } test_non_strict_outer_eval(); function test_strict_outer_eval() { "use strict"; function strict_eval(str) { "use strict"; return eval(str); } var eval_f = strict_eval('(' + f + ')'); for (var i = 0; i < 5; i++) assertEquals(27, eval_f()); %OptimizeFunctionOnNextCall(eval_f); assertEquals(27, eval_f()); eval("var x = 3"); assertEquals(27, eval_f()); } test_non_strict_outer_eval();