The Tor Browser / file comparison
comparison: js/src/tests/js1_7/extensions/basic-for-in.js
js/src/tests/js1_7/extensions/basic-for-in.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:ddea2e476d90 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 //----------------------------------------------------------------------------- | |
| 7 var BUGNUMBER = "346582"; | |
| 8 var summary = "Basic support for iterable objects and for-in"; | |
| 9 var actual, expect; | |
| 10 | |
| 11 printBugNumber(BUGNUMBER); | |
| 12 printStatus(summary); | |
| 13 | |
| 14 /************** | |
| 15 * BEGIN TEST * | |
| 16 **************/ | |
| 17 | |
| 18 var failed = false; | |
| 19 | |
| 20 var iterable = { persistedProp: 17 }; | |
| 21 | |
| 22 try | |
| 23 { | |
| 24 // nothing unusual so far -- verify basic properties | |
| 25 for (var i in iterable) | |
| 26 { | |
| 27 if (i != "persistedProp") | |
| 28 throw "no persistedProp!"; | |
| 29 if (iterable[i] != 17) | |
| 30 throw "iterable[\"persistedProp\"] == 17"; | |
| 31 } | |
| 32 | |
| 33 var keys = ["foo", "bar", "baz"]; | |
| 34 var vals = [6, 5, 14]; | |
| 35 | |
| 36 iterable.__iterator__ = | |
| 37 function(keysOnly) | |
| 38 { | |
| 39 var gen = | |
| 40 function() | |
| 41 { | |
| 42 for (var i = 0; i < keys.length; i++) | |
| 43 { | |
| 44 if (keysOnly) | |
| 45 yield keys[i]; | |
| 46 else | |
| 47 yield [keys[i], vals[i]]; | |
| 48 } | |
| 49 }; | |
| 50 return gen(); | |
| 51 }; | |
| 52 | |
| 53 // for in sets keysOnly==true | |
| 54 var index = 0; | |
| 55 for (var k in iterable) | |
| 56 { | |
| 57 if (k != keys[index]) | |
| 58 throw "for-in iteration failed on keys[\"" + index + "\"]"; | |
| 59 index++; | |
| 60 } | |
| 61 if (index != keys.length) | |
| 62 throw "not everything iterated! index=" + index + | |
| 63 ", keys.length=" + keys.length; | |
| 64 | |
| 65 if (iterable.persistedProp != 17) | |
| 66 throw "iterable.persistedProp not persisted!"; | |
| 67 } | |
| 68 catch (e) | |
| 69 { | |
| 70 failed = e; | |
| 71 } | |
| 72 | |
| 73 | |
| 74 | |
| 75 expect = false; | |
| 76 actual = failed; | |
| 77 | |
| 78 reportCompare(expect, actual, summary); |
