diff options
Diffstat (limited to 'tools/addon-sdk-1.7/packages/api-utils/tests/test-observer-service.js')
-rw-r--r-- | tools/addon-sdk-1.7/packages/api-utils/tests/test-observer-service.js | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.7/packages/api-utils/tests/test-observer-service.js b/tools/addon-sdk-1.7/packages/api-utils/tests/test-observer-service.js new file mode 100644 index 0000000..222ae22 --- /dev/null +++ b/tools/addon-sdk-1.7/packages/api-utils/tests/test-observer-service.js @@ -0,0 +1,77 @@ +/* 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 observers = require("api-utils/observer-service"); +var {Cc,Ci} = require("chrome"); +const { Loader } = require("./helpers"); + +exports.testUnloadAndErrorLogging = function(test) { + var prints = []; + var loader = Loader(module, { dump: function print(message) { + prints.push(message); + }}); + var sbobsvc = loader.require("api-utils/observer-service"); + + var timesCalled = 0; + var cb = function(subject, data) { + timesCalled++; + }; + var badCb = function(subject, data) { + throw new Error("foo"); + }; + sbobsvc.add("blarg", cb); + observers.notify("blarg", "yo yo"); + test.assertEqual(timesCalled, 1); + sbobsvc.add("narg", badCb); + observers.notify("narg", "yo yo"); + var lines = prints[0].split("\n"); + test.assertEqual(lines[0], "error: An exception occurred."); + test.assertEqual(lines[1], "Traceback (most recent call last):"); + test.assertEqual(lines.slice(-2)[0], "Error: foo"); + + loader.unload(); + observers.notify("blarg", "yo yo"); + test.assertEqual(timesCalled, 1); +}; + +exports.testObserverService = function(test) { + var ios = Cc['@mozilla.org/network/io-service;1'] + .getService(Ci.nsIIOService); + var service = Cc["@mozilla.org/observer-service;1"]. + getService(Ci.nsIObserverService); + var uri = ios.newURI("http://www.foo.com", null, null); + var timesCalled = 0; + var lastSubject = null; + var lastData = null; + + var cb = function(subject, data) { + timesCalled++; + lastSubject = subject; + lastData = data; + }; + + observers.add("blarg", cb); + service.notifyObservers(uri, "blarg", "some data"); + test.assertEqual(timesCalled, 1, + "observer-service.add() should call callback"); + test.assertEqual(lastSubject, uri, + "observer-service.add() should pass subject"); + test.assertEqual(lastData, "some data", + "observer-service.add() should pass data"); + + function customSubject() {} + function customData() {} + observers.notify("blarg", customSubject, customData); + test.assertEqual(timesCalled, 2, + "observer-service.notify() should work"); + test.assertEqual(lastSubject, customSubject, + "observer-service.notify() should pass+wrap subject"); + test.assertEqual(lastData, customData, + "observer-service.notify() should pass data"); + + observers.remove("blarg", cb); + service.notifyObservers(null, "blarg", "some data"); + test.assertEqual(timesCalled, 2, + "observer-service.remove() should work"); +}; |