def test_is_active_fails(self):
"""
This method tests the functionality of the over-arching is_active method. The expected result of this test
is for the display mode to be inactive.
"""
dm = DisplayMode("---\n---\n---")
# Assert that the display mode is inactive.
assert dm.is_active() == False
def test_get_display_pattern(self):
"""
This method tests the ability of the display mode to communicate with the game engine. The expected result of
this test is for the get_display_pattern method to first of all return its given pattern, and then the correctly
calculated next generation of the Game of life.
"""
dm = DisplayMode("-*-\n-*-\n-*-")
# Assert the display mode can return its given pattern.
assert dm.get_display_pattern() == "-*-\n-*-\n-*-"
# Assert the display mode can use the game engine to return the next calculated pattern.
assert dm.get_display_pattern() == "***\n***\n***"
