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Versions: 11
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Contents
u = up.util
$ = jQuery
describe 'up.ScrollMotion', ->
beforeEach ->
@$viewport = $fixture('.viewport').css
height: '100px'
overflowY: 'scroll'
@$content = @$viewport.affix('.content').css
height: '10000px'
describe 'constructor', ->
it 'does not start scrolling', ->
motion = new up.ScrollMotion(@$viewport[0], 530)
expect(@$viewport.scrollTop()).toEqual(0)
describe '#start()', ->
describe '(without { behavior } option)', ->
it 'abruptly scrolls the given element to the given y-position', ->
motion = new up.ScrollMotion(@$viewport[0], 530)
motion.start()
expect(@$viewport.scrollTop()).toEqual(530)
describe '(with { behavior: "scroll" } option)', ->
it 'animates the scrolling to the given y-position', asyncSpec (next) ->
motion = new up.ScrollMotion(@$viewport[0], 2050, { behavior: 'smooth' })
scrollDone = motion.start()
next.after 100, =>
expect(@$viewport.scrollTop()).toBeAround(1, 500)
next.await(scrollDone)
next =>
expect(@$viewport.scrollTop())
it "aborts the scrolling animation if the user or another script changes the viewport's scrollTop during the animation"
describe '#finish()', ->
it 'abruptly finishes the scrolling animation by setting the target y-position'
Version data entries
11 entries across 11 versions & 1 rubygems