/* -*- 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/. */ /* * * Date: 25 Nov 2002 * SUMMARY: Calling a user-defined superconstructor * See http://bugzilla.mozilla.org/show_bug.cgi?id=181914, esp. Comment 10. * */ //----------------------------------------------------------------------------- var UBound = 0; var BUGNUMBER = '181914'; var summary = 'Calling a user-defined superconstructor'; var status = ''; var statusitems = []; var actual = ''; var actualvalues = []; var expect= ''; var expectedvalues = []; var EMPTY_STRING = ''; var EXPECTED_FORMAT = 0; // make a user-defined version of the Error constructor function _Error(msg) { this.message = msg; } _Error.prototype = new Error(); _Error.prototype.name = '_Error'; // derive MyApplyError from _Error function MyApplyError(msg) { if(this instanceof MyApplyError) _Error.apply(this, arguments); else return new MyApplyError(msg); } MyApplyError.prototype = new _Error(); MyApplyError.prototype.name = "MyApplyError"; // derive MyCallError from _Error function MyCallError(msg) { if(this instanceof MyCallError) _Error.call(this, msg); else return new MyCallError(msg); } MyCallError.prototype = new _Error(); MyCallError.prototype.name = "MyCallError"; function otherScope(msg) { return MyApplyError(msg); } status = inSection(1); var err1 = new MyApplyError('msg1'); actual = examineThis(err1, 'msg1'); expect = EXPECTED_FORMAT; addThis(); status = inSection(2); var err2 = new MyCallError('msg2'); actual = examineThis(err2, 'msg2'); expect = EXPECTED_FORMAT; addThis(); status = inSection(3); var err3 = MyApplyError('msg3'); actual = examineThis(err3, 'msg3'); expect = EXPECTED_FORMAT; addThis(); status = inSection(4); var err4 = MyCallError('msg4'); actual = examineThis(err4, 'msg4'); expect = EXPECTED_FORMAT; addThis(); status = inSection(5); var err5 = otherScope('msg5'); actual = examineThis(err5, 'msg5'); expect = EXPECTED_FORMAT; addThis(); status = inSection(6); var err6 = otherScope(); actual = examineThis(err6, EMPTY_STRING); expect = EXPECTED_FORMAT; addThis(); status = inSection(7); var err7 = eval("MyApplyError('msg7')"); actual = examineThis(err7, 'msg7'); expect = EXPECTED_FORMAT; addThis(); status = inSection(8); var err8; try { throw MyApplyError('msg8'); } catch(e) { if(e instanceof Error) err8 = e; } actual = examineThis(err8, 'msg8'); expect = EXPECTED_FORMAT; addThis(); //----------------------------------------------------------------------------- test(); //----------------------------------------------------------------------------- // Searches |err.toString()| for |err.name + ':' + err.message| function examineThis(err, msg) { var pattern = err.name + '\\s*:?\\s*' + msg; return err.toString().search(RegExp(pattern)); } function addThis() { statusitems[UBound] = status; actualvalues[UBound] = actual; expectedvalues[UBound] = expect; UBound++; } function test() { printBugNumber(BUGNUMBER); printStatus (summary); for (var i = 0; i < UBound; i++) { reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]); } }