def test_queue_play(event_loop):
"""Test putting a single sound on the queue and then starting the player."""
source = procedural.WhiteNoise(1.0)
player = Player()
player.on_player_eos = event_loop.interrupt_event_loop
player.queue(source)
player.play()
event_loop.run_event_loop()
event_loop.ask_question('Did you hear white noise for 1 second?', screenshot=False)
def test_pause_queue(event_loop):
"""Test the queue is not played when player is paused."""
source = procedural.WhiteNoise(1.0)
player = Player()
player.pause()
player.queue(source)
# Run for the duration of the sound
event_loop.run_event_loop(1.0)
event_loop.ask_question('Did you not hear any sound?', screenshot=False)
def test_static_source_wrapping(event_loop):
"""Test that a sound can be recursively wrappend inside a static source."""
source = procedural.WhiteNoise(1.0)
source = StaticSource(source)
source = StaticSource(source)
player = Player()
player.on_player_eos = event_loop.interrupt_event_loop
player.queue(source)
player.play()
event_loop.run_event_loop()
event_loop.ask_question('Did you hear white noise for 1 seconds?', screenshot=False)
def test_next_on_end_of_stream(event_loop):
"""Test that multiple items on the queue are played after each other."""
source1 = procedural.WhiteNoise(1.0)
source2 = procedural.Sine(1.0)
player = Player()
player.on_player_eos = event_loop.interrupt_event_loop
player.queue(source1)
player.queue(source2)
player.play()
event_loop.run_event_loop()
event_loop.ask_question('Did you hear white noise for 1 second and then a tone at 440 Hz'
'(A above middle C)?', screenshot=False)
def test_pause_sound(event_loop):
"""Test that a playing sound can be paused."""
source = procedural.WhiteNoise(60.0)
player = Player()
player.queue(source)
player.play()
event_loop.run_event_loop(1.0)
player.pause()
event_loop.ask_question('Did you hear white noise for 1 second and is it now silent?',
screenshot=False)
player.play()
event_loop.ask_question('Do you hear white noise again?', screenshot=False)
player.delete()
event_loop.ask_question('Is it silent again?', screenshot=False)