def test_calculate_distance(self):
# arrange
test_point_a = Point(2, 4)
test_point_b = Point(8, 9)
expected_distance = 7.810249675906654
# act
actual_distance = calculate_distance(test_point_a, test_point_b)
# assert
self.assertEqual(expected_distance, actual_distance)
def test_is_point_in_terrain_out_east(self):
# arrange
test_x = len(test_terrain[0]) + 20
test_y = 3
test_point = Point(test_x, test_y)
# act
test_path_finder = PathFinder(test_terrain, test_initial_point,
test_final_point)
# assert
self.assertFalse(test_path_finder.is_point_in_terrain(test_point))
def test_update_current_location(self):
# arrange
expected_location = Point(5, 5)
# act
test_path_finder = PathFinder(test_terrain, test_initial_point,
test_final_point)
test_path_finder.update_current_location(expected_location)
# assert
self.assertEqual(expected_location, test_path_finder.current_location)
def test_is_on_southeast_corner(self):
# arrange
test_x = 9
test_y = 15
test_point = Point(test_x, test_y)
# act
test_path_finder = PathFinder(test_terrain, test_initial_point,
test_final_point)
# assert
self.assertTrue(test_path_finder.is_on_southeast_corner(test_point))
def test_is_on_north_edge(self):
# arrange
test_x = 3
test_y = 0
test_point = Point(test_x, test_y)
# act
test_path_finder = PathFinder(test_terrain, test_initial_point,
test_final_point)
# assert
self.assertTrue(test_path_finder.is_on_north_edge(test_point))
def test_mark_as_visited(self):
# arrange
test_x = 2
test_y = 3
test_visted_point = Point(test_x, test_y)
# act
test_path_finder = PathFinder(test_terrain, test_initial_point,
test_final_point)
test_path_finder.mark_as_visited(test_visted_point)
# assert
self.assertTrue(test_path_finder.visited_points[test_x][test_y])
[2, 1, 3, 0, 0, 2, 9, 1, 2, 0],
[9, 2, 1, 5, 5, 2, 3, 1, 1, 1],
[2, 1, 3, 0, 0, 2, 9, 1, 2, 0],
[2, 1, 4, 6, 6, 3, 2, 4, 2, 1],
[2, 1, 3, 0, 0, 2, 9, 1, 2, 0],
[9, 2, 1, 5, 5, 2, 3, 1, 1, 1],
[2, 1, 3, 0, 0, 2, 9, 1, 2, 0],
[2, 1, 4, 6, 6, 3, 2, 4, 2, 1],
[2, 1, 3, 0, 0, 2, 9, 1, 2, 0],
[9, 2, 1, 5, 5, 2, 3, 1, 1, 1],
[2, 1, 3, 0, 0, 2, 9, 1, 2, 0],
[2, 1, 4, 6, 6, 3, 2, 4, 2, 1],
[2, 1, 3, 0, 0, 2, 9, 1, 2, 0],
[9, 2, 1, 5, 5, 2, 3, 1, 1, 1],
]
test_initial_point = Point(0, 0)
test_final_point = Point(10, 10)
class Test_PathFinder(unittest.TestCase):
def test_update_current_location(self):
# arrange
expected_location = Point(5, 5)
# act
test_path_finder = PathFinder(
test_terrain, test_initial_point, test_final_point
)
test_path_finder.update_current_location(expected_location)