/* -*- 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/. */ //----------------------------------------------------------------------------- var BUGNUMBER = "346582"; var summary = "Basic support for iterable objects and for-in"; var actual, expect; printBugNumber(BUGNUMBER); printStatus(summary); /************** * BEGIN TEST * **************/ var failed = false; var iterable = { persistedProp: 17 }; try { // nothing unusual so far -- verify basic properties for (var i in iterable) { if (i != "persistedProp") throw "no persistedProp!"; if (iterable[i] != 17) throw "iterable[\"persistedProp\"] == 17"; } var keys = ["foo", "bar", "baz"]; var vals = [6, 5, 14]; iterable.__iterator__ = function(keysOnly) { var gen = function() { for (var i = 0; i < keys.length; i++) { if (keysOnly) yield keys[i]; else yield [keys[i], vals[i]]; } }; return gen(); }; // for in sets keysOnly==true var index = 0; for (var k in iterable) { if (k != keys[index]) throw "for-in iteration failed on keys[\"" + index + "\"]"; index++; } if (index != keys.length) throw "not everything iterated! index=" + index + ", keys.length=" + keys.length; if (iterable.persistedProp != 17) throw "iterable.persistedProp not persisted!"; } catch (e) { failed = e; } expect = false; actual = failed; reportCompare(expect, actual, summary);