The Tor Browser / file comparison
comparison: js/src/tests/js1_7/geniter/multiple-close.js
js/src/tests/js1_7/geniter/multiple-close.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:89ac74796d6c |
|---|---|
| 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 = "(none)"; | |
| 8 var summary = "calling it.close multiple times is harmless"; | |
| 9 var actual, expect; | |
| 10 | |
| 11 printBugNumber(BUGNUMBER); | |
| 12 printStatus(summary); | |
| 13 | |
| 14 /************** | |
| 15 * BEGIN TEST * | |
| 16 **************/ | |
| 17 | |
| 18 function fib() | |
| 19 { | |
| 20 yield 0; // 0 | |
| 21 yield 1; // 1 | |
| 22 yield 1; // 2 | |
| 23 yield 2; // 3 | |
| 24 yield 3; // 4 | |
| 25 yield 5; // 5 | |
| 26 yield 8; // 6 | |
| 27 } | |
| 28 | |
| 29 var failed = false; | |
| 30 var it = fib(); | |
| 31 | |
| 32 try | |
| 33 { | |
| 34 if (it.next() != 0) | |
| 35 throw "0 failed"; | |
| 36 | |
| 37 // closing an already-closed generator is a no-op | |
| 38 it.close(); | |
| 39 it.close(); | |
| 40 it.close(); | |
| 41 | |
| 42 var stopPassed = false; | |
| 43 try | |
| 44 { | |
| 45 it.next(); | |
| 46 } | |
| 47 catch (e) | |
| 48 { | |
| 49 if (e === StopIteration) | |
| 50 stopPassed = true; | |
| 51 } | |
| 52 if (!stopPassed) | |
| 53 throw "a closed iterator throws StopIteration on next"; | |
| 54 } | |
| 55 catch (e) | |
| 56 { | |
| 57 failed = e; | |
| 58 } | |
| 59 | |
| 60 | |
| 61 | |
| 62 expect = false; | |
| 63 actual = failed; | |
| 64 | |
| 65 reportCompare(expect, actual, summary); |
