Class: Rx::ColdObservable

Inherits:
Object
  • Object
show all
Defined in:
lib/rx/testing/cold_observable.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(scheduler, *args) ⇒ ColdObservable

Returns a new instance of ColdObservable.



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# File 'lib/rx/testing/cold_observable.rb', line 13

def initialize(scheduler, *args)
  raise 'scheduler cannot be nil' unless scheduler

  @scheduler = scheduler
  @messages = args
  @subscriptions = []
end

Instance Attribute Details

#messagesObject (readonly)

Returns the value of attribute messages.



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# File 'lib/rx/testing/cold_observable.rb', line 11

def messages
  @messages
end

#subscriptionsObject (readonly)

Returns the value of attribute subscriptions.



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# File 'lib/rx/testing/cold_observable.rb', line 11

def subscriptions
  @subscriptions
end

Instance Method Details

#subscribe(observer) ⇒ Object



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# File 'lib/rx/testing/cold_observable.rb', line 21

def subscribe(observer)
  raise 'observer cannot be nil' unless observer

  subscriptions.push(TestSubscription.new @scheduler.clock)
  index = subscriptions.length - 1

  d = CompositeSubscription.new

  messages.each do |message|
    notification = message.value

    d.push(@scheduler.schedule_at_relative_with_state(nil, message.time, lambda {|scheduler1, state1|
      notification.accept observer
      Subscription.empty
    }))
  end

  return Subscription.create do
    subscriptions[index] = TestSubscription.new(subscriptions[index].subscribe, @scheduler.clock)
    d.unsubscribe
  end
end