62 lines
2.4 KiB
JavaScript
62 lines
2.4 KiB
JavaScript
(function (root, factory) {
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define(["mock", "converse-api", "test_utils"], factory);
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} (this, function (mock, converse_api, test_utils) {
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return describe("The Converse Event Emitter", function() {
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it("allows you to subscribe to emitted events", mock.initConverse(function (converse) {
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this.callback = function () {};
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spyOn(this, 'callback');
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converse.on('connected', this.callback);
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converse.emit('connected');
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expect(this.callback).toHaveBeenCalled();
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converse.emit('connected');
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expect(this.callback.callCount, 2);
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converse.emit('connected');
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expect(this.callback.callCount, 3);
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}));
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it("allows you to listen once for an emitted event", mock.initConverse(function (converse) {
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this.callback = function () {};
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spyOn(this, 'callback');
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converse.once('connected', this.callback);
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converse.emit('connected');
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expect(this.callback).toHaveBeenCalled();
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converse.emit('connected');
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expect(this.callback.callCount, 1);
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converse.emit('connected');
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expect(this.callback.callCount, 1);
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}));
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it("allows you to stop listening or subscribing to an event", mock.initConverse(function (converse) {
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this.callback = function () {};
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this.anotherCallback = function () {};
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this.neverCalled = function () {};
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spyOn(this, 'callback');
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spyOn(this, 'anotherCallback');
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spyOn(this, 'neverCalled');
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converse.on('connected', this.callback);
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converse.on('connected', this.anotherCallback);
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converse.emit('connected');
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expect(this.callback).toHaveBeenCalled();
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expect(this.anotherCallback).toHaveBeenCalled();
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converse.off('connected', this.callback);
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converse.emit('connected');
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expect(this.callback.callCount, 1);
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expect(this.anotherCallback.callCount, 2);
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converse.once('connected', this.neverCalled);
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converse.off('connected', this.neverCalled);
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converse.emit('connected');
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expect(this.callback.callCount, 1);
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expect(this.anotherCallback.callCount, 3);
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expect(this.neverCalled).not.toHaveBeenCalled();
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}));
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});
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}));
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