def test_press_key_down():
browser = Browser()
grid_orig = browser.read_grid()
browser.press_key(Keys.DOWN)
grid = browser.read_grid()
browser.finish()
grid_ref = create_new_grid_with_move(grid_orig, Keys.DOWN)
assert_at_most_one_different_element(grid_ref, grid)
def _solve_rec_boot(grid, eval_leaf, eval_rec, max_depth, max_child, curr_depth):
scores = []
for key in POSSIBLE_MOVES:
new_grid = create_new_grid_with_move(grid, key)
if new_grid == grid:
continue
_, score = _solve_rec(new_grid, eval_leaf, eval_rec, max_depth, max_child, curr_depth + 1)
scores.append((key, score))
if not scores:
raise SolverExcetpion("Game Over")
return max(scores, key=lambda (_, s): s)
