| /* -*- 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 = 326466; |
| var summary = 'Implement Pythonic generators and iteration protocol support'; |
| var actual; |
| var expect; |
| |
| printBugNumber(BUGNUMBER); |
| printStatus (summary); |
| |
| function fib() |
| { |
| var a = 0, b = 1; |
| |
| while (true) |
| { |
| yield a; |
| var t = a; |
| a = b; |
| b += t; |
| } |
| } |
| |
| var g = fib(); |
| |
| expect = '[object Generator]'; |
| actual = g.toString(); |
| reportCompare(expect, actual, summary); |
| |
| var actual = []; |
| var expect = [0, 1, 1, 2, 3, 5, 8, 13]; |
| actual.push(g.next()); |
| actual.push(g.next()); |
| actual.push(g.next()); |
| actual.push(g.next()); |
| actual.push(g.next()); |
| actual.push(g.next()); |
| actual.push(g.next()); |
| actual.push(g.next()); |
| reportCompare(expect.join(), actual.join(), summary); |
| |