def test_random_distance_positions_three_by_five(self):
m = MusicMaze(7, 5, 3, 1)
m_str = "O - O O - O - O\n" \
"| | |\n" \
"O - O O - X O\n" \
" | | |\n" \
"O - O - O - O O"
self.assertEqual(m_str, str(m))
# solution path should all be zero
self.assertEqual(0, m.distance_from_path(1, 3))
self.assertEqual(0, m.distance_from_path(1, 2))
self.assertEqual(0, m.distance_from_path(0, 2))
self.assertEqual(0, m.distance_from_path(0, 3))
self.assertEqual(0, m.distance_from_path(0, 4))
self.assertEqual(0, m.distance_from_path(1, 4))
self.assertEqual(0, m.distance_from_path(2, 4))
self.assertEqual(1, m.distance_from_path(2, 2))
self.assertEqual(2, m.distance_from_path(2, 3))
self.assertEqual(2, m.distance_from_path(2, 1))
self.assertEqual(3, m.distance_from_path(2, 0))
self.assertEqual(3, m.distance_from_path(1, 1))
self.assertEqual(4, m.distance_from_path(1, 0))
self.assertEqual(5, m.distance_from_path(0, 0))
self.assertEqual(6, m.distance_from_path(0, 1))
def test_out_of_bounds_col_distance_check(self):
m = MusicMaze(7, 5, 3)
try:
m.distance_from_path(0, 6)
self.fail("Should not be able to check out of bounds distances")
except ValueError as e:
self.assertEqual("Given invalid position", str(e))
def test_negative_col_distance_check(self):
m = MusicMaze(3, 2, 2)
try:
m.distance_from_path(0, -1)
self.fail("Should not be able to check negative distances")
except ValueError as e:
self.assertEqual("Given invalid position", str(e))
def test_random_distance_positions_four_by_four(self):
m = MusicMaze(7, 4, 4, 1)
m_str = "X - O O - O\n" \
"| | \n" \
"O - O - O O\n" \
"| | |\n" \
"O O O - O\n" \
" | | |\n" \
"O - O - O O"
self.assertEqual(m_str, str(m))
# solution path should all be zero
self.assertEqual(0, m.distance_from_path(0, 0))
self.assertEqual(0, m.distance_from_path(1, 0))
self.assertEqual(0, m.distance_from_path(1, 1))
self.assertEqual(0, m.distance_from_path(1, 2))
self.assertEqual(0, m.distance_from_path(2, 2))
self.assertEqual(0, m.distance_from_path(2, 3))
self.assertEqual(0, m.distance_from_path(3, 3))
self.assertEqual(1, m.distance_from_path(0, 1))
self.assertEqual(1, m.distance_from_path(2, 0))
self.assertEqual(1, m.distance_from_path(0, 2))
self.assertEqual(1, m.distance_from_path(3, 2))
self.assertEqual(1, m.distance_from_path(1, 3))
self.assertEqual(2, m.distance_from_path(0, 3))
self.assertEqual(2, m.distance_from_path(3, 1))
self.assertEqual(3, m.distance_from_path(3, 0))
self.assertEqual(3, m.distance_from_path(2, 1))