| /* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ |
| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| //----------------------------------------------------------------------------- |
| var BUGNUMBER = 383674; |
| var summary = 'Statement that implicitly calls toString should not be optimized away as a "useless expression"'; |
| var actual = ''; |
| var expect = ''; |
| |
| |
| //----------------------------------------------------------------------------- |
| test(); |
| //----------------------------------------------------------------------------- |
| |
| function test() |
| { |
| enterFunc ('test'); |
| printBugNumber(BUGNUMBER); |
| printStatus (summary); |
| |
| options("strict"); |
| options("werror"); |
| |
| expect = 'toString called'; |
| actual = 'toString not called'; |
| try |
| { |
| var x = {toString: function() { |
| actual = 'toString called'; |
| print(actual); |
| } |
| }; |
| var f = function() { var j = x; j + ""; } |
| f(); |
| reportCompare(expect, actual, summary + ': 1'); |
| } |
| catch(ex) |
| { |
| reportCompare("No Error", ex + "", summary + ': 1'); |
| } |
| |
| actual = 'toString not called'; |
| try |
| { |
| (function() { var a = |
| ({toString: function(){ |
| actual = 'toString called'; print(actual)} }); a += ""; })(); |
| reportCompare(expect, actual, summary + ': 2'); |
| } |
| catch(ex) |
| { |
| reportCompare("No Error", ex + "", summary + ': 2'); |
| } |
| |
| exitFunc ('test'); |
| } |