Side by Side Diff: chrome/content/tests/filterNotifier.js
Issue 29355735:
Issue 4223 - Remove tests migrated to adblockpluscore (Closed)
Patch Set: Restored elemhide.js
Created Oct. 4, 2016, 2:19 p.m.
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|---|---|
| (Empty) | |
| 1 (function() | |
| 2 { | |
| 3 module("Filter notifier", {setup: prepareFilterComponents, teardown: restoreFi lterComponents}); | |
| 4 | |
| 5 let triggeredListeners = []; | |
| 6 let listeners = [ | |
| 7 (action, item) => triggeredListeners.push(["listener1", action, item]), | |
| 8 (action, item) => triggeredListeners.push(["listener2", action, item]), | |
| 9 (action, item) => triggeredListeners.push(["listener3", action, item]) | |
| 10 ]; | |
| 11 | |
| 12 function compareListeners(test, list) | |
| 13 { | |
| 14 let result1 = triggeredListeners = []; | |
| 15 FilterNotifier.triggerListeners("foo", {bar: true}); | |
| 16 | |
| 17 let result2 = triggeredListeners = []; | |
| 18 for (let observer of list) | |
| 19 observer("foo", {bar: true}); | |
| 20 | |
| 21 deepEqual(result1, result2, test); | |
| 22 } | |
| 23 | |
| 24 test("Adding/removing listeners", function() | |
| 25 { | |
| 26 let [listener1, listener2, listener3] = listeners; | |
| 27 | |
| 28 compareListeners("No listeners", []); | |
| 29 | |
| 30 FilterNotifier.addListener(listener1); | |
| 31 compareListeners("addListener(listener1)", [listener1]); | |
| 32 | |
| 33 FilterNotifier.addListener(listener1); | |
| 34 compareListeners("addListener(listener1) again", [listener1]); | |
| 35 | |
| 36 FilterNotifier.addListener(listener2); | |
| 37 compareListeners("addListener(listener2)", [listener1, listener2]); | |
| 38 | |
| 39 FilterNotifier.removeListener(listener1); | |
| 40 compareListeners("removeListener(listener1)", [listener2]); | |
| 41 | |
| 42 FilterNotifier.removeListener(listener1); | |
| 43 compareListeners("removeListener(listener1) again", [listener2]); | |
| 44 | |
| 45 FilterNotifier.addListener(listener3); | |
| 46 compareListeners("addListener(listener3)", [listener2, listener3]); | |
| 47 | |
| 48 FilterNotifier.addListener(listener1); | |
| 49 compareListeners("addListener(listener1)", [listener2, listener3, listener1] ); | |
| 50 | |
| 51 FilterNotifier.removeListener(listener3); | |
| 52 compareListeners("removeListener(listener3)", [listener2, listener1]); | |
| 53 | |
| 54 FilterNotifier.removeListener(listener1); | |
| 55 compareListeners("removeListener(listener1)", [listener2]); | |
| 56 | |
| 57 FilterNotifier.removeListener(listener2); | |
| 58 compareListeners("removeListener(listener2)", []); | |
| 59 }); | |
| 60 | |
| 61 test("Removing listeners while being called", function() | |
| 62 { | |
| 63 let listener1 = function() | |
| 64 { | |
| 65 listeners[0].apply(this, arguments); | |
| 66 FilterNotifier.removeListener(listener1); | |
| 67 }; | |
| 68 let listener2 = listeners[1]; | |
| 69 FilterNotifier.addListener(listener1); | |
| 70 FilterNotifier.addListener(listener2); | |
| 71 | |
| 72 compareListeners("Initial call", [listener1, listener2]); | |
| 73 compareListeners("Subsequent calls", [listener2]); | |
| 74 }); | |
| 75 })(); | |
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