зеркало из https://github.com/mozilla/gecko-dev.git
78 строки
2.9 KiB
JavaScript
78 строки
2.9 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const observers = require("sdk/deprecated/observer-service");
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const { Cc, Ci } = require("chrome");
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const { LoaderWithHookedConsole2 } = require("sdk/test/loader");
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exports.testUnloadAndErrorLogging = function(test) {
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let { loader, messages } = LoaderWithHookedConsole2(module);
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var sbobsvc = loader.require("sdk/deprecated/observer-service");
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var timesCalled = 0;
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var cb = function(subject, data) {
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timesCalled++;
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};
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var badCb = function(subject, data) {
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throw new Error("foo");
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};
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sbobsvc.add("blarg", cb);
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observers.notify("blarg", "yo yo");
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test.assertEqual(timesCalled, 1);
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sbobsvc.add("narg", badCb);
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observers.notify("narg", "yo yo");
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var lines = messages[0].split("\n");
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test.assertEqual(lines[0], "error: " + require("sdk/self").name + ": An exception occurred.");
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test.assertEqual(lines[0], "error: " + require("sdk/self").name + ": An exception occurred.");
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test.assertEqual(lines[1], "Error: foo");
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// Keep in mind to update "18" to the line of "throw new Error("foo")"
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test.assertEqual(lines[2], module.uri + " 18");
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test.assertEqual(lines[3], "Traceback (most recent call last):");
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loader.unload();
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observers.notify("blarg", "yo yo");
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test.assertEqual(timesCalled, 1);
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};
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exports.testObserverService = function(test) {
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var ios = Cc['@mozilla.org/network/io-service;1']
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.getService(Ci.nsIIOService);
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var service = Cc["@mozilla.org/observer-service;1"].
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getService(Ci.nsIObserverService);
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var uri = ios.newURI("http://www.foo.com", null, null);
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var timesCalled = 0;
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var lastSubject = null;
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var lastData = null;
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var cb = function(subject, data) {
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timesCalled++;
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lastSubject = subject;
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lastData = data;
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};
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observers.add("blarg", cb);
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service.notifyObservers(uri, "blarg", "some data");
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test.assertEqual(timesCalled, 1,
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"observer-service.add() should call callback");
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test.assertEqual(lastSubject, uri,
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"observer-service.add() should pass subject");
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test.assertEqual(lastData, "some data",
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"observer-service.add() should pass data");
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function customSubject() {}
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function customData() {}
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observers.notify("blarg", customSubject, customData);
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test.assertEqual(timesCalled, 2,
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"observer-service.notify() should work");
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test.assertEqual(lastSubject, customSubject,
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"observer-service.notify() should pass+wrap subject");
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test.assertEqual(lastData, customData,
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"observer-service.notify() should pass data");
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observers.remove("blarg", cb);
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service.notifyObservers(null, "blarg", "some data");
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test.assertEqual(timesCalled, 2,
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"observer-service.remove() should work");
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};
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