197 lines
7.8 KiB
JavaScript
197 lines
7.8 KiB
JavaScript
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const MixerCommunicator = require('../lib/MixerCommunicator.js')
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const Configuration = require('../lib/Configuration.js')
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const EventEmitter = require('events')
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describe('MixerCommunicator', () => {
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describe('notifyProgramChanged', () => {
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test('sends an event and fills getters', () => {
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const emitter = new EventEmitter()
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let eventSeen = 0
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let expectedPrograms = [1]
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let expectedPreviews = [2]
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emitter.on("program.changed", (programs, previews) => {
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eventSeen++
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expect(programs).toEqual(expectedPrograms)
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expect(previews).toEqual(expectedPreviews)
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})
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const config = new Configuration("does_not_exist.json", emitter)
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const communicator = new MixerCommunicator(config, emitter)
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expect(eventSeen).toEqual(0)
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communicator.notifyProgramChanged([1], [2])
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expect(eventSeen).toEqual(1)
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expect(communicator.getCurrentPrograms()).toEqual([1])
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expect(communicator.getCurrentPreviews()).toEqual([2])
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expectedPreviews = null
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expectedPrograms = null
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communicator.notifyProgramChanged(null, null)
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expect(eventSeen).toEqual(2)
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expect(communicator.getCurrentPrograms()).toEqual(null)
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expect(communicator.getCurrentPreviews()).toEqual(null)
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})
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test('debounces', () => {
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const emitter = new EventEmitter()
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let eventSeen = 0
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emitter.on("program.changed", _ => eventSeen++)
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const config = new Configuration("does_not_exist.json", emitter)
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const communicator = new MixerCommunicator(config, emitter)
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expect(eventSeen).toEqual(0)
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communicator.notifyProgramChanged([1], [2])
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expect(eventSeen).toEqual(1)
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// same settings again
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communicator.notifyProgramChanged([1], [2])
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expect(eventSeen).toEqual(1)
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// preview has changed
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communicator.notifyProgramChanged([1], [3])
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expect(eventSeen).toEqual(2)
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// program has changed
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communicator.notifyProgramChanged([2], [3])
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expect(eventSeen).toEqual(3)
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// preview added
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communicator.notifyProgramChanged([2], [3,4])
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expect(eventSeen).toEqual(4)
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// same settings again
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communicator.notifyProgramChanged([2], [3,4])
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expect(eventSeen).toEqual(4)
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// program removed
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communicator.notifyProgramChanged([], [3,4])
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expect(eventSeen).toEqual(5)
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// same settings again
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communicator.notifyProgramChanged([], [3,4])
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expect(eventSeen).toEqual(5)
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})
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})
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describe('notifyChannels', () => {
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test('sends an event', () => {
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const emitter = new EventEmitter()
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let eventSeen = 0
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emitter.on("config.changed", () => eventSeen++)
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const config = new Configuration("does_not_exist.json", emitter)
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config.save = () => {} // mock it away
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const communicator = new MixerCommunicator(config, emitter)
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expect(eventSeen).toEqual(0)
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communicator.notifyChannels(3)
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expect(eventSeen).toEqual(1)
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expect(config.getChannelCount()).toEqual(3)
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communicator.notifyChannels(3, {1: "foobar", 2: "baz", 3: "bar"})
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expect(eventSeen).toEqual(2)
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expect(config.getChannelCount()).toEqual(3)
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expect(config.getChannelNames()).toEqual({1: "foobar", 2: "baz", 3: "bar"})
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// can be nulled
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communicator.notifyChannels(null, null)
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expect(eventSeen).toEqual(3)
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expect(config.getChannelCount()).not.toEqual(3)
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expect(config.getChannelNames()).toEqual({})
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})
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test('debounces', () => {
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const emitter = new EventEmitter()
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let eventSeen = 0
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emitter.on("config.changed", () => eventSeen++)
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const config = new Configuration("does_not_exist.json", emitter)
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config.save = () => {} // mock it away
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const communicator = new MixerCommunicator(config, emitter)
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expect(eventSeen).toEqual(0)
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communicator.notifyChannels(3)
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expect(eventSeen).toEqual(1)
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// do it again
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communicator.notifyChannels(3)
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expect(eventSeen).toEqual(1)
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// add channels
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communicator.notifyChannels(3, {1: "foobar", 2: "baz", 3: "bar"})
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expect(eventSeen).toEqual(2)
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// do it again
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communicator.notifyChannels(3, {1: "foobar", 2: "baz", 3: "bar"})
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expect(eventSeen).toEqual(2)
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// change in name
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communicator.notifyChannels(3, {1: "blubber", 2: "baz", 3: "bar"})
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expect(eventSeen).toEqual(3)
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// do it again
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communicator.notifyChannels(3, {1: "blubber", 2: "baz", 3: "bar"})
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expect(eventSeen).toEqual(3)
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// remove channel
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communicator.notifyChannels(2, {1: "blubber", 2: "baz"})
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expect(eventSeen).toEqual(4)
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// add channels
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communicator.notifyChannels(4, {1: "blubber", 2: "baz", 3: "bar", 4: "bluna"})
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expect(eventSeen).toEqual(5)
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})
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})
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describe('notifyMixerIsConnected/Disconnected', () => {
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test('sends an event', () => {
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const emitter = new EventEmitter()
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let connectEventSeen = 0
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let disconnectEventSeen = 0
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emitter.on("mixer.connected", () => connectEventSeen++)
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emitter.on("mixer.disconnected", () => disconnectEventSeen++)
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const config = new Configuration("does_not_exist.json", emitter)
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config.save = () => {} // mock it away
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const communicator = new MixerCommunicator(config, emitter)
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expect(connectEventSeen).toEqual(0)
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expect(disconnectEventSeen).toEqual(0)
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communicator.notifyMixerIsConnected()
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expect(connectEventSeen).toEqual(1)
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expect(disconnectEventSeen).toEqual(0)
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communicator.notifyMixerIsDisconnected()
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expect(connectEventSeen).toEqual(1)
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expect(disconnectEventSeen).toEqual(1)
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})
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test('debounces', () => {
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const emitter = new EventEmitter()
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let connectEventSeen = 0
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let disconnectEventSeen = 0
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emitter.on("mixer.connected", () => connectEventSeen++)
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emitter.on("mixer.disconnected", () => disconnectEventSeen++)
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const config = new Configuration("does_not_exist.json", emitter)
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config.save = () => {} // mock it away
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const communicator = new MixerCommunicator(config, emitter)
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expect(connectEventSeen).toEqual(0)
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expect(disconnectEventSeen).toEqual(0)
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communicator.notifyMixerIsConnected()
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expect(connectEventSeen).toEqual(1)
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expect(disconnectEventSeen).toEqual(0)
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communicator.notifyMixerIsConnected()
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expect(connectEventSeen).toEqual(1)
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expect(disconnectEventSeen).toEqual(0)
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communicator.notifyMixerIsConnected()
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expect(connectEventSeen).toEqual(1)
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expect(disconnectEventSeen).toEqual(0)
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communicator.notifyMixerIsDisconnected()
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expect(connectEventSeen).toEqual(1)
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expect(disconnectEventSeen).toEqual(1)
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communicator.notifyMixerIsDisconnected()
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expect(connectEventSeen).toEqual(1)
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expect(disconnectEventSeen).toEqual(1)
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communicator.notifyMixerIsConnected()
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expect(connectEventSeen).toEqual(2)
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expect(disconnectEventSeen).toEqual(1)
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})
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})
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})
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