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_base_lock_update(mocker):
"""
Test that only one update is running at a time by widget
"""
disable_spawn_bar(Panel)
p = Panel(instance_per_screen=False, keep_unplugged_screens=True)
w = SubprocessWidget(cmd="echo Test", refresh=0.2)
for i in range(0, 4):
s = Screen()
s.add_widget("l", w)
p.add_screen(s)
mocker.spy(w, "continuous_update")
try:
threading.Thread(target=p.start).start()
time.sleep(0.3)
assert w.continuous_update.call_count == 1
finally:
p.stop()
