def test_neighbor_flags(self):
state = GameState(Field((4, 4), {(0, 0)}))
for cell in ((0, 0), (2, 0), (1, 2)):
state.set_flag(cell)
for (cell, ans) in (((0, 0), 0), ((1, 1), 3), ((1, 0), 2)):
self.assertEqual(ans, state.neighbor_flags(cell))
def test_handler_remove(self):
state = GameState(Field.generate((2, 2), 2))
callargs = []
handler = lambda *args: callargs.append(args)
state.add_cell_handler(handler)
state.set_flag((0, 0))
self.assertEqual(1, len(callargs))
state.remove_cell_handler(handler)
state.set_flag((1, 1))
self.assertEqual(1, len(callargs))
def test_handler_flag(self):
state = GameState(Field.generate((5, 5), 8))
callargs = []
state.add_cell_handler(lambda *args: callargs.append(args))
state.set_flag((2, 4))
self.assertEqual(1, len(callargs))
self.assertEqual(((2, 4), CellState.FLAG), callargs[-1])
state.set_flag((2, 4))
self.assertEqual(1, len(callargs))
state.unset_flag((2, 4))
self.assertEqual(2, len(callargs))
self.assertEqual(((2, 4), CellState.UNKNOWN), callargs[-1])
def test_save_and_load(self):
field = Field((4, 4), {(0, 2), (3, 1), (1, 1), (2, 3), (0, 1), (1, 0)})
state = GameState(field)
state.open_cell((0, 0))
for cell in ((1, 0), (0, 1), (1, 1)):
state.set_flag(cell)
self.assertEqual(state, GameState.fromstr(str(state), field))
def test_handler_open(self):
state = GameState(Field((3, 3), {(1, 0)}))
callargs = []
state.add_cell_handler(lambda *args: callargs.append(args))
state.open_cell((0, 0))
self.assertEqual(1, len(callargs))
self.assertEqual(((0, 0), CellState.OPENED), callargs[-1])
state.open_cell((2, 2))
self.assertEqual(7, len(callargs))
self.assertSetEqual(
{((x, y), CellState.OPENED) for x in (0, 1, 2) for y in (1, 2)},
set(callargs[1:]))
def test_init_state(self):
field = Field((2, 2), {(0, 0), (1, 1)})
state = GameState(field)
self.assertEqual(0, state.flags())
self.assertEqual(4, state.unmarked_cells())
for cell in ((0, 0), (1, 0), (0, 1), (1, 1)):
self.assertEqual(CellState.UNKNOWN, state.get_state(cell))
self.assertFalse(state.check_win())
def test_handler_load(self):
field = Field((3, 3), {(1, 0)})
state = GameState(field)
state.set_flag((0, 0))
state.open_cell((2, 2))
callargs = []
loaded = GameState.fromstr(str(state), field,
lambda *args: callargs.append(args))
self.assertEqual(7, len(callargs))
self.assertSetEqual(
{((x, y), CellState.OPENED) for x in (0, 1, 2) for y in (1, 2)} |
{((0, 0), CellState.FLAG)},
set(callargs))
def test_clone(self):
calls = 0
def handler(*args):
nonlocal calls
calls += 1
state = GameState(Field.generate((10, 15), 21))
state.add_cell_handler(handler)
state2 = copy.copy(state)
self.assertEqual(state, state2)
state2.set_flag((0, 0))
self.assertNotEqual(state, state2)
self.assertEqual(1, calls)
state2.remove_cell_handler(handler)
state2.set_flag((1, 0))
self.assertEqual(1, calls)
state.set_flag((5, 0))
self.assertEqual(2, calls)
def test_win(self):
state = GameState(Field((4, 3), {(0, 0), (2, 0)}))
self.assertFalse(state.check_win())
state.set_flag((0, 0))
state.set_flag((2, 0))
self.assertFalse(state.check_win())
state.unset_flag((0, 0))
state.unset_flag((2, 0))
state.open_cell((2, 2))
self.assertFalse(state.check_win())
state.set_flag((0, 0))
state.open_cell((1, 0))
state.open_cell((3, 0))
self.assertFalse(state.check_win())
state.set_flag((2, 0))
self.assertTrue(state.check_win())
def test_open_cell(self):
field = Field((4, 3), {(0, 0), (2, 0)})
state1 = GameState(field)
self.assertTrue(state1.open_cell((10, 10)))
self.assertEqual(GameState(field), state1)
self.assertTrue(state1.open_cell((3, 2)))
self.assertEqual(4, state1.unmarked_cells())
self.assertSetEqual(
{state1.get_state((x, y)) for x in (0, 1, 2, 3) for y in (1, 2)},
{CellState.OPENED})
self.assertFalse(state1.open_cell((0, 0)))
self.assertEqual(4, state1.unmarked_cells())
state2 = GameState(field)
state2.set_flag((2, 2))
self.assertTrue(state2.open_cell((3, 2)))
self.assertEqual(8, state2.unmarked_cells())
self.assertSetEqual(
{state2.get_state((x, y)) for x in (2, 3) for y in (1, 2)},
{CellState.OPENED, CellState.FLAG})
self.assertTrue(state2.open_cell((2, 2)))
self.assertEqual(8, state2.unmarked_cells())
def test_handler_bad(self):
state = GameState(Field.generate((2, 2), 1))
with self.assertRaises(TypeError):
state.add_cell_handler([])
def test_flags(self):
def check_state(state, flags, unmarked, cells=()):
self.assertEqual(flags, state.flags())
self.assertEqual(unmarked, state.unmarked_cells())
for cell in cells:
self.assertEqual(cell[1], state.get_state(cell[0]))
state = GameState(Field((5, 4), {(1, 0), (1, 2), (3, 2)}))
check_state(state, 0, 20, [((2, 2), CellState.UNKNOWN)])
self.assertFalse(state.unset_flag((2, 2)))
check_state(state, 0, 20, [((2, 2), CellState.UNKNOWN)])
self.assertTrue(state.set_flag((2, 2)))
check_state(state, 1, 19, [((2, 2), CellState.FLAG)])
self.assertFalse(state.set_flag((2, 2)))
check_state(state, 1, 19, [((2, 2), CellState.FLAG)])
self.assertTrue(state.unset_flag((2, 2)))
check_state(state, 0, 20, [((2, 2), CellState.UNKNOWN)])
self.assertFalse(state.set_flag((10, 10)))
check_state(state, 0, 20)
self.assertFalse(state.unset_flag((10, 10)))
check_state(state, 0, 20)
state.open_cell((4, 0))
check_state(state, 0, 14)
self.assertFalse(state.set_flag((4, 1)))
check_state(state, 0, 14)
def test_init_bad(self):
with self.assertRaises(TypeError):
GameState([])
def test_eq_operator(self):
field = Field((3, 3), {(0, 1), (1, 0), (1, 1)})
state0 = GameState(field)
state1 = GameState(field)
self.assertEqual(state0, state1)
state0.set_flag((1, 1))
self.assertNotEqual(state0, state1)
state0.unset_flag((1, 1))
self.assertEqual(state0, state1)
state2 = GameState(field)
state2.open_cell((0, 0))
self.assertNotEqual(state1, state2)
state3 = GameState(field)
state3.open_cell((2, 2))
self.assertNotEqual(state1, state3)
self.assertNotEqual(state0, [])
self.assertNotEqual(GameState(Field.generate((2, 2), 1)),
GameState(Field.generate((2, 2), 2)))
def test_load_bad(self):
with self.assertRaises(ValueError):
GameState.fromstr('1,1,0:2;0,0:1', Field((3, 3), {}))
def test_str(self):
field = Field((4, 4), {(0, 0), (3, 3)})
state = GameState(field)
self.assertEqual(state, GameState.fromstr(str(state), field))