Files
edx-platform/lms/static/coffee/spec/modules/video_spec.coffee
2012-07-03 14:53:57 -04:00

150 lines
4.6 KiB
CoffeeScript

describe 'Video', ->
beforeEach ->
loadFixtures 'video.html'
jasmine.stubRequests()
@videosDefinition = '.75:slowerSpeedYoutubeId,1.0:normalSpeedYoutubeId'
@slowerSpeedYoutubeId = 'slowerSpeedYoutubeId'
@normalSpeedYoutubeId = 'normalSpeedYoutubeId'
afterEach ->
window.player = undefined
window.onYouTubePlayerAPIReady = undefined
describe 'constructor', ->
beforeEach ->
@stubVideoPlayer = jasmine.createSpy('VideoPlayer')
$.cookie.andReturn '0.75'
window.player = 100
describe 'by default', ->
beforeEach ->
@video = new Video 'example', @videosDefinition
it 'reset the current video player', ->
expect(window.player).toBeNull()
it 'set the elements', ->
expect(@video.el).toBe '#video_example'
it 'parse the videos', ->
expect(@video.videos).toEqual
'0.75': @slowerSpeedYoutubeId
'1.0': @normalSpeedYoutubeId
it 'fetch the video metadata', ->
expect(@video.metadata).toEqual
slowerSpeedYoutubeId:
id: @slowerSpeedYoutubeId
duration: 300
normalSpeedYoutubeId:
id: @normalSpeedYoutubeId
duration: 200
it 'parse available video speeds', ->
expect(@video.speeds).toEqual ['0.75', '1.0']
it 'set current video speed via cookie', ->
expect(@video.speed).toEqual '0.75'
it 'store a reference for this video player in the element', ->
expect($('.video').data('video')).toEqual @video
describe 'when the Youtube API is already available', ->
beforeEach ->
@originalYT = window.YT
window.YT = { Player: true }
spyOn(window, 'VideoPlayer').andReturn(@stubVideoPlayer)
@video = new Video 'example', @videosDefinition
afterEach ->
window.YT = @originalYT
it 'create the Video Player', ->
expect(window.VideoPlayer).toHaveBeenCalledWith(video: @video)
expect(@video.player).toEqual @stubVideoPlayer
describe 'when the Youtube API is not ready', ->
beforeEach ->
@originalYT = window.YT
window.YT = {}
@video = new Video 'example', @videosDefinition
afterEach ->
window.YT = @originalYT
it 'set the callback on the window object', ->
expect(window.onYouTubePlayerAPIReady).toEqual jasmine.any(Function)
describe 'when the Youtube API becoming ready', ->
beforeEach ->
@originalYT = window.YT
window.YT = {}
spyOn(window, 'VideoPlayer').andReturn(@stubVideoPlayer)
@video = new Video 'example', @videosDefinition
window.onYouTubePlayerAPIReady()
afterEach ->
window.YT = @originalYT
it 'create the Video Player for all video elements', ->
expect(window.VideoPlayer).toHaveBeenCalledWith(video: @video)
expect(@video.player).toEqual @stubVideoPlayer
describe 'youtubeId', ->
beforeEach ->
$.cookie.andReturn '1.0'
@video = new Video 'example', @videosDefinition
describe 'with speed', ->
it 'return the video id for given speed', ->
expect(@video.youtubeId('0.75')).toEqual @slowerSpeedYoutubeId
expect(@video.youtubeId('1.0')).toEqual @normalSpeedYoutubeId
describe 'without speed', ->
it 'return the video id for current speed', ->
expect(@video.youtubeId()).toEqual @normalSpeedYoutubeId
describe 'setSpeed', ->
beforeEach ->
@video = new Video 'example', @videosDefinition
describe 'when new speed is available', ->
beforeEach ->
@video.setSpeed '0.75'
it 'set new speed', ->
expect(@video.speed).toEqual '0.75'
it 'save setting for new speed', ->
expect($.cookie).toHaveBeenCalledWith 'video_speed', '0.75', expires: 3650, path: '/'
describe 'when new speed is not available', ->
beforeEach ->
@video.setSpeed '1.75'
it 'set speed to 1.0x', ->
expect(@video.speed).toEqual '1.0'
describe 'getDuration', ->
beforeEach ->
@video = new Video 'example', @videosDefinition
it 'return duration for current video', ->
expect(@video.getDuration()).toEqual 200
describe 'log', ->
beforeEach ->
@video = new Video 'example', @videosDefinition
@video.setSpeed '1.0'
spyOn Logger, 'log'
@video.player = { currentTime: 25 }
@video.log 'someEvent'
it 'call the logger with valid parameters', ->
expect(Logger.log).toHaveBeenCalledWith 'someEvent',
id: 'example'
code: @normalSpeedYoutubeId
currentTime: 25
speed: '1.0'