mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-07 20:31:06 -05:00
67 lines
1.7 KiB
CoffeeScript
67 lines
1.7 KiB
CoffeeScript
define ['utils/EventEmitter'], (EventEmitter) ->
|
|
describe 'EventEmitter', () ->
|
|
beforeEach () ->
|
|
@eventEmitter = new EventEmitter
|
|
|
|
it 'calls listeners', () ->
|
|
cb1 = sinon.stub()
|
|
cb2 = sinon.stub()
|
|
@eventEmitter.on 'foo', cb1
|
|
@eventEmitter.on 'bar', cb2
|
|
|
|
@eventEmitter.trigger 'foo'
|
|
|
|
expect(cb1).to.have.been.called
|
|
expect(cb2).to.not.have.been.called
|
|
|
|
it 'calls multiple listeners', () ->
|
|
cb1 = sinon.stub()
|
|
cb2 = sinon.stub()
|
|
@eventEmitter.on 'foo', cb1
|
|
@eventEmitter.on 'foo', cb2
|
|
|
|
@eventEmitter.trigger 'foo'
|
|
|
|
expect(cb1).to.have.been.called
|
|
expect(cb2).to.have.been.called
|
|
|
|
it 'calls listeners with namespace', () ->
|
|
cb1 = sinon.stub()
|
|
cb2 = sinon.stub()
|
|
@eventEmitter.on 'foo', cb1
|
|
@eventEmitter.on 'foo.bar', cb2
|
|
|
|
@eventEmitter.trigger 'foo'
|
|
|
|
expect(cb1).to.have.been.called
|
|
expect(cb2).to.have.been.called
|
|
|
|
it 'removes listeners', () ->
|
|
cb = sinon.stub()
|
|
@eventEmitter.on 'foo', cb
|
|
@eventEmitter.off 'foo'
|
|
|
|
@eventEmitter.trigger 'foo'
|
|
|
|
expect(cb).to.not.have.been.called
|
|
|
|
it 'removes namespaced listeners', () ->
|
|
cb = sinon.stub()
|
|
@eventEmitter.on 'foo.bar', cb
|
|
@eventEmitter.off 'foo.bar'
|
|
|
|
@eventEmitter.trigger 'foo'
|
|
|
|
expect(cb).to.not.have.been.called
|
|
|
|
it 'does not remove unnamespaced listeners if off called with namespace', () ->
|
|
cb1 = sinon.stub()
|
|
cb2 = sinon.stub()
|
|
@eventEmitter.on 'foo', cb1
|
|
@eventEmitter.on 'foo.bar', cb2
|
|
@eventEmitter.off 'foo.bar'
|
|
|
|
@eventEmitter.trigger 'foo'
|
|
|
|
expect(cb1).to.have.been.called
|
|
expect(cb2).to.not.have.been.called
|