/* -*- tab-width: 2; 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: 23 Nov 2002 * SUMMARY: Calling toString for an object derived from the Error class * results in an TypeError (Rhino only) * See http://bugzilla.mozilla.org/show_bug.cgi?id=181654 */ //----------------------------------------------------------------------------- var UBound = 0; var BUGNUMBER = '181654'; var summary = 'Calling toString for an object derived from the Error class should be possible.'; var status = ''; var statusitems = []; var actual = ''; var actualvalues = []; var expect= ''; var expectedvalues = []; var EMPTY_STRING = ''; var EXPECTED_FORMAT = 0; // derive MyError from Error function MyError( msg ) { this.message = msg; } MyError.prototype = new Error(); MyError.prototype.name = "MyError"; status = inSection(1); var err1 = new MyError('msg1'); actual = examineThis(err1, 'msg1'); expect = EXPECTED_FORMAT; addThis(); status = inSection(2); var err2 = new MyError(String(err1)); actual = examineThis(err2, err1); expect = EXPECTED_FORMAT; addThis(); status = inSection(3); var err3 = new MyError(); actual = examineThis(err3, EMPTY_STRING); expect = EXPECTED_FORMAT; addThis(); status = inSection(4); var err4 = new MyError(EMPTY_STRING); actual = examineThis(err4, EMPTY_STRING); expect = EXPECTED_FORMAT; addThis(); // now generate an error - status = inSection(5); try { throw new MyError("thrown"); } catch(err5) { actual = examineThis(err5, "thrown"); } expect = EXPECTED_FORMAT; addThis(); //----------------------------------------------------------------------------- test(); //----------------------------------------------------------------------------- /* * Searches err.toString() for err.name + ':' + err.message, * with possible whitespace on each side of the colon sign. * * We allow for no colon in case err.message was not provided by the user. * In such a case, SpiderMonkey and Rhino currently set err.message = '', * as allowed for by ECMA 15.11.4.3. This makes |pattern| work in this case. * * If this is ever changed to a non-empty string, e.g. 'undefined', * you may have to modify |pattern| to take that into account - * */ 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() { enterFunc ('test'); printBugNumber(BUGNUMBER); printStatus (summary); for (var i = 0; i < UBound; i++) { reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]); } exitFunc ('test'); }