def test_with_given_non_different_dots_should_return_zero(self):
#ASSER
coordinates = (0, 0)
dot_1 = Dot(coordinates)
dot_2 = Dot(coordinates)
expected_distance = 0
#ACT
result_distance = dot_1.distance_to_dot(dot_2)
#ASSERT
self.assertEqual(result_distance, expected_distance)
def test_with_given_different_dots_should_return_correct_distance(self):
#ASSET
coordinates_for_dot_1 = (0, 1)
coordinates_for_dot_2 = (2, 0)
dot_1 = Dot(coordinates_for_dot_1)
dot_2 = Dot(coordinates_for_dot_2)
expected_distance = 2.24
#ACT
result_distance = dot_1.distance_to_dot(dot_2)
#ASSERT
self.assertEqual(result_distance, expected_distance)
