def test_card_next_card_with_string():
"""
Ensure the string value set as the auto_target is used to transition the
screen manager.
"""
card = Card("title")
card.data_store = {}
card.form_value = mock.MagicMock(return_value=None)
card.auto_target = "AnotherCard"
card.screen_manager = mock.MagicMock()
card._next_card(0.1)
assert card.screen_manager.current == "AnotherCard"
def test_card_button_click_with_string():
"""
Ensure the function returned from the _button_click method works by
transitioning the screen manager to the string value it returns.
"""
card = Card("title")
card.data_store = {}
card.form_value = mock.MagicMock(return_value=None)
card.screen_manager = mock.MagicMock()
handler = card._button_click("AnotherCard")
assert callable(handler)
handler(None)
assert card.screen_manager.current == "AnotherCard"
def test_card_next_card_with_callable():
"""
Ensure the string return value of the function set as the auto_target is
used to transition the screen manager.
"""
def fn(data_store, form_value):
return "AnotherCard"
card = Card("title")
card.data_store = {}
card.form_value = mock.MagicMock(return_value=None)
card.auto_target = fn
card.screen_manager = mock.MagicMock()
card._next_card(0.1)
assert card.screen_manager.current == "AnotherCard"
