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authorMatt A. Tobin <email@mattatobin.com>2018-02-09 06:46:43 -0500
committerMatt A. Tobin <email@mattatobin.com>2018-02-09 06:46:43 -0500
commitac46df8daea09899ce30dc8fd70986e258c746bf (patch)
tree2750d3125fc253fd5b0671e4bd268eff1fd97296 /addon-sdk/source/test/test-system-events.js
parent8cecf8d5208f3945b35f879bba3015bb1a11bec6 (diff)
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Move Add-on SDK source to toolkit/jetpack
Diffstat (limited to 'addon-sdk/source/test/test-system-events.js')
-rw-r--r--addon-sdk/source/test/test-system-events.js278
1 files changed, 0 insertions, 278 deletions
diff --git a/addon-sdk/source/test/test-system-events.js b/addon-sdk/source/test/test-system-events.js
deleted file mode 100644
index 9b216ecc9..000000000
--- a/addon-sdk/source/test/test-system-events.js
+++ /dev/null
@@ -1,278 +0,0 @@
-/* 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/. */
-
-const events = require("sdk/system/events");
-const self = require("sdk/self");
-const { Cc, Ci, Cu } = require("chrome");
-const { setTimeout } = require("sdk/timers");
-const { Loader, LoaderWithHookedConsole2 } = require("sdk/test/loader");
-const nsIObserverService = Cc["@mozilla.org/observer-service;1"].
- getService(Ci.nsIObserverService);
-
-var isConsoleEvent = (topic) =>
- !!~["console-api-log-event", "console-storage-cache-event"].indexOf(topic)
-
-exports["test basic"] = function(assert) {
- let type = Date.now().toString(32);
-
- let timesCalled = 0;
- function handler({subject, data}) { timesCalled++; };
-
- events.on(type, handler);
- events.emit(type, { data: "yo yo" });
-
- assert.equal(timesCalled, 1, "event handler was called");
-
- events.off(type, handler);
- events.emit(type, { data: "no way" });
-
- assert.equal(timesCalled, 1, "removed handler is no longer called");
-
- events.once(type, handler);
- events.emit(type, { data: "and we meet again" });
- events.emit(type, { data: "it's always hard to say bye" });
-
- assert.equal(timesCalled, 2, "handlers added via once are triggered once");
-}
-
-exports["test simple argument passing"] = function (assert) {
- let type = Date.now().toString(32);
-
- let lastArg;
- function handler({data}) { lastArg = data; }
- events.on(type, handler);
-
- [true, false, 100, 0, 'a string', ''].forEach(arg => {
- events.emit(type, arg);
- assert.strictEqual(lastArg, arg + '',
- 'event emitted for ' + arg + ' has correct data value');
-
- events.emit(type, { data: arg });
- assert.strictEqual(lastArg, arg + '',
- 'event emitted for ' + arg + ' has correct data value when a property on an object');
- });
-
- [null, undefined, {}].forEach(arg => {
- events.emit(type, arg);
- assert.strictEqual(lastArg, null,
- 'emitting ' + arg + ' gets null data');
- });
-
- events.off(type, handler);
-};
-
-exports["test error reporting"] = function(assert) {
- let { loader, messages } = LoaderWithHookedConsole2(module);
-
- let events = loader.require("sdk/system/events");
- function brokenHandler(subject, data) { throw new Error("foo"); };
-
- let lineNumber;
- try { brokenHandler() } catch (error) { lineNumber = error.lineNumber }
-
- let errorType = Date.now().toString(32);
-
- events.on(errorType, brokenHandler);
- events.emit(errorType, { data: "yo yo" });
-
- assert.equal(messages.length, 2, "Got an exception");
- assert.equal(messages[0], "console.error: " + self.name + ": \n",
- "error is logged");
- let text = messages[1];
- assert.ok(text.indexOf("Error: foo") >= 0, "error message is logged");
- assert.ok(text.indexOf(module.uri) >= 0, "module uri is logged");
- assert.ok(text.indexOf(lineNumber) >= 0, "error line is logged");
-
- events.off(errorType, brokenHandler);
-
- loader.unload();
-};
-
-exports["test listeners are GC-ed"] = function(assert, done) {
- let receivedFromWeak = [];
- let receivedFromStrong = [];
- let loader = Loader(module);
- let events = loader.require('sdk/system/events');
-
- let type = 'test-listeners-are-garbage-collected';
- function handler(event) { receivedFromStrong.push(event); }
- function weakHandler(event) { receivedFromWeak.push(event); }
-
- events.on(type, handler, true);
- events.on(type, weakHandler);
-
- events.emit(type, { data: 1 });
- assert.equal(receivedFromStrong.length, 1, "strong listener invoked");
- assert.equal(receivedFromWeak.length, 1, "weak listener invoked");
-
- handler = weakHandler = null;
-
- Cu.schedulePreciseGC(function() {
- events.emit(type, { data: 2 });
-
- assert.equal(receivedFromWeak.length, 1, "weak listener was GC-ed");
- assert.equal(receivedFromStrong.length, 2, "strong listener was invoked");
-
- loader.unload();
- done();
- });
-};
-
-exports["test alive listeners are removed on unload"] = function(assert) {
- let receivedFromWeak = [];
- let receivedFromStrong = [];
- let loader = Loader(module);
- let events = loader.require('sdk/system/events');
-
- let type = 'test-alive-listeners-are-removed';
- const handler = (event) => receivedFromStrong.push(event);
- const weakHandler = (event) => receivedFromWeak.push(event);
-
- events.on(type, handler, true);
- events.on(type, weakHandler);
-
- events.emit(type, { data: 1 });
- assert.equal(receivedFromStrong.length, 1, "strong listener invoked");
- assert.equal(receivedFromWeak.length, 1, "weak listener invoked");
-
- loader.unload();
- events.emit(type, { data: 2 });
-
- assert.equal(receivedFromWeak.length, 1, "weak listener was removed");
- assert.equal(receivedFromStrong.length, 1, "strong listener was removed");
-};
-
-exports["test handle nsIObserverService notifications"] = function(assert) {
- let ios = Cc['@mozilla.org/network/io-service;1']
- .getService(Ci.nsIIOService);
-
- let uri = ios.newURI("http://www.foo.com", null, null);
-
- let type = Date.now().toString(32);
- let timesCalled = 0;
- let lastSubject = null;
- let lastData = null;
- let lastType = null;
-
- function handler({ subject, data, type }) {
- // Ignores internal console events
- if (isConsoleEvent(type))
- return;
- timesCalled++;
- lastSubject = subject;
- lastData = data;
- lastType = type;
- };
-
- events.on(type, handler);
- nsIObserverService.notifyObservers(uri, type, "some data");
-
- assert.equal(timesCalled, 1, "notification invokes handler");
- assert.equal(lastType, type, "event.type is notification topic");
- assert.equal(lastSubject, uri, "event.subject is notification subject");
- assert.equal(lastData, "some data", "event.data is notification data");
-
- function customSubject() {}
- function customData() {}
-
- events.emit(type, { data: customData, subject: customSubject });
-
- assert.equal(timesCalled, 2, "notification invokes handler");
- assert.equal(lastType, type, "event.type is notification topic");
- assert.equal(lastSubject, customSubject,
- "event.subject is wrapped & unwrapped");
- assert.equal(lastData, customData, "event.data is wrapped & unwrapped");
-
- events.off(type, handler);
-
- nsIObserverService.notifyObservers(null, type, "some data");
-
- assert.equal(timesCalled, 2, "event handler is removed");
-
- events.on("*", handler);
-
- nsIObserverService.notifyObservers(null, type, "more data");
-
- assert.equal(timesCalled, 3, "notification invokes * handler");
- assert.equal(lastType, type, "event.type is notification topic");
- assert.equal(lastSubject, null,
- "event.subject is notification subject");
- assert.equal(lastData, "more data", "event.data is notification data");
-
- events.off("*", handler);
-
- nsIObserverService.notifyObservers(null, type, "last data");
-
- assert.equal(timesCalled, 3, "* event handler is removed");
-};
-
-exports["test emit to nsIObserverService observers"] = function(assert) {
- let ios = Cc['@mozilla.org/network/io-service;1']
- .getService(Ci.nsIIOService);
-
- let uri = ios.newURI("http://www.foo.com", null, null);
- let timesCalled = 0;
- let lastSubject = null;
- let lastData = null;
- let lastTopic = null;
-
- var topic = Date.now().toString(32)
- let nsIObserver = {
- QueryInterface: function() {
- return nsIObserver;
- },
- observe: function(subject, topic, data) {
- // Ignores internal console events
- if (isConsoleEvent(topic))
- return;
- timesCalled = timesCalled + 1;
- lastSubject = subject;
- lastData = data;
- lastTopic = topic;
- }
- };
-
- nsIObserverService.addObserver(nsIObserver, topic, false);
-
- events.emit(topic, { subject: uri, data: "some data" });
-
- assert.equal(timesCalled, 1, "emit notifies observers");
- assert.equal(lastTopic, topic, "event type is notification topic");
- assert.equal(lastSubject.wrappedJSObject.object, uri,
- "event.subject is notification subject");
- assert.equal(lastData, "some data", "event.data is notification data");
- function customSubject() {}
- function customData() {}
- events.emit(topic, { subject: customSubject, data: customData });
-
- assert.equal(timesCalled, 2, "emit notifies observers");
- assert.equal(lastTopic, topic, "event.type is notification");
- assert.equal(lastSubject.wrappedJSObject.object, customSubject,
- "event.subject is notification subject");
- assert.equal(lastData, customData, "event.data is notification data");
-
- nsIObserverService.removeObserver(nsIObserver, topic);
-
- events.emit(topic, { data: "more data" });
-
- assert.equal(timesCalled, 2, "removed observers no longer invoked");
-
- nsIObserverService.addObserver(nsIObserver, "*", false);
-
- events.emit(topic, { data: "data again" });
-
- assert.equal(timesCalled, 3, "emit notifies * observers");
-
- assert.equal(lastTopic, topic, "event.type is notification");
- assert.equal(lastSubject, null,
- "event.subject is notification subject");
- assert.equal(lastData, "data again", "event.data is notification data");
-
- nsIObserverService.removeObserver(nsIObserver, "*");
-
- events.emit(topic, { data: "last data" });
- assert.equal(timesCalled, 3, "removed observers no longer invoked");
-}
-
-require("sdk/test").run(exports);