def test_can_place_tile_if_rotated_correct(self):
puzzle = Puzzle([])
puzzle.grid[1] = Tile([
Professor('lower', 'green'),
Professor('lower', 'green'),
Professor('upper', 'green'),
Professor('upper', 'green')
])
puzzle.grid[6] = Tile([
Professor('lower', 'blue'),
Professor('lower', 'blue'),
Professor('upper', 'blue'),
Professor('upper', 'blue')
])
puzzle.grid[9] = Tile([
Professor('lower', 'purple'),
Professor('lower', 'purple'),
Professor('upper', 'purple'),
Professor('upper', 'purple')
])
puzzle.grid[4] = Tile([
Professor('lower', 'brown'),
Professor('lower', 'brown'),
Professor('upper', 'brown'),
Professor('upper', 'brown')
])
tile = Tile([
Professor('lower', 'blue'),
Professor('upper', 'purple'),
Professor('upper', 'brown'),
Professor('lower', 'green')
])
self.assertFalse(puzzle._can_place_tile(tile, 5))
tile.rotate()
self.assertTrue(puzzle._can_place_tile(tile, 5))
def test_can_place_tile_raises_when_position_is_occupied(self):
tile = Tile([
Professor('lower', 'green'),
Professor('lower', 'green'),
Professor('upper', 'green'),
Professor('upper', 'green')
])
puzzle = Puzzle([])
puzzle.grid[0] = tile
with (self.assertRaisesRegex(ValueError, 'Index.*is not empty')):
puzzle._can_place_tile(tile, 0)
def test_can_place_tile_if_all_neighboring_tiles_match(self):
puzzle = Puzzle([])
puzzle.grid[1] = Tile([
Professor('lower', 'green'),
Professor('lower', 'green'),
Professor('upper', 'green'),
Professor('upper', 'green')
])
puzzle.grid[6] = Tile([
Professor('lower', 'blue'),
Professor('lower', 'blue'),
Professor('upper', 'blue'),
Professor('upper', 'blue')
])
puzzle.grid[9] = Tile([
Professor('lower', 'purple'),
Professor('lower', 'purple'),
Professor('upper', 'purple'),
Professor('upper', 'purple')
])
puzzle.grid[4] = Tile([
Professor('lower', 'brown'),
Professor('lower', 'brown'),
Professor('upper', 'brown'),
Professor('upper', 'brown')
])
matching_tile = Tile([
Professor('lower', 'green'),
Professor('lower', 'blue'),
Professor('upper', 'purple'),
Professor('upper', 'brown')
])
self.assertTrue(puzzle._can_place_tile(matching_tile, 5))
def test_can_place_tile_when_grid_is_empty(self):
tile = Tile([
Professor('lower', 'green'),
Professor('lower', 'green'),
Professor('upper', 'green'),
Professor('upper', 'green')
])
puzzle = Puzzle([])
self.assertTrue(puzzle._can_place_tile(tile, 0))
def test_can_place_tile_false_when_color_mismatch(self):
all_green_tile = Tile([
Professor('lower', 'green'),
Professor('lower', 'green'),
Professor('upper', 'green'),
Professor('upper', 'green')
])
all_blue_tile = Tile([
Professor('lower', 'blue'),
Professor('lower', 'blue'),
Professor('upper', 'blue'),
Professor('upper', 'blue')
])
puzzle = Puzzle([])
puzzle.grid[0] = all_green_tile
self.assertFalse(puzzle._can_place_tile(all_blue_tile, 1))
def test_can_place_tile_false_when_body_mismatch(self):
first_tile = Tile([
Professor('lower', 'green'),
Professor('lower', 'green'),
Professor('upper', 'green'),
Professor('upper', 'green')
])
second_tile = Tile([
Professor('upper', 'green'),
Professor('upper', 'green'),
Professor('lower', 'green'),
Professor('lower', 'green')
])
puzzle = Puzzle([])
puzzle.grid[0] = first_tile
self.assertFalse(puzzle._can_place_tile(second_tile, 1))