def test_panel_gather_no_screen(fixture_useful_screens):
p = Panel(instance_per_screen=False, keep_unplugged_screens=True)
disable_spawn_bar(p)
p.gather()
try:
threading.Thread(target=p.start).start()
time.sleep(0.1)
assert p.gather() == ""
finally:
p.stop()
def test_panel_gather_one_screen():
p = Panel(instance_per_screen=False, keep_unplugged_screens=True)
w = TextWidget(text="test")
s = Screen()
p.add_screen(s)
s.add_widget("l", w)
w.update()
assert p.gather() == "%{l}test"
