def test_we_cannot_remove_first_miner_if_there_is_a_second_miner(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
MinerPlaced(0, 0),
MinerPlaced(0, 1),
])
game = MagnumSal(events)
self.assertRaises(ApplicationException,
lambda: game.miner_removal_service.remove_miner(0, 0))
def test_we_cannot_place_a_miner_somewhere_without_neighbors(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
ChamberAdded(0, 2),
MinerPlaced(0, 0),
])
game = MagnumSal(events)
self.assertRaises(
ApplicationException, lambda: game.miner_placement_service.place_miner(0, 2))
self.assertNotIn(MinerPlaced(0, 2), events)
def test_we_cannot_remove_a_previously_removed_miner(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
MinerPlaced(0, 0),
MinerPlaced(0, 1),
MinerRemoved(0, 1),
])
game = MagnumSal(events)
self.assertRaises(ApplicationException,
lambda: game.miner_removal_service.remove_miner(0, 1))
self.assertEqual([MinerRemoved(0, 1)], events.filter(MinerRemoved))
def test_we_place_a_miner_deeply_in_the_shaft_next_to_a_neighbor(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
ChamberAdded(0, 2),
ChamberAdded(1, 2),
MinerPlaced(0, 1),
MinerPlaced(0, 2),
])
game = MagnumSal(events)
game.miner_placement_service.place_miner(1, 2)
self.assertIn(MinerPlaced(1, 2), events)
def test_cannot_place_a_miner_after_a_chamber_where_the_last_miner_was_removed(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
ChamberAdded(0, 2),
MinerPlaced(0, 0),
MinerPlaced(0, 1),
MinerRemoved(0, 1),
])
game = MagnumSal(events)
self.assertRaises(ApplicationException,
lambda: game.miner_placement_service.place_miner(0, 2))
def test_we_can_remove_a_removed_and_readded_miner(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
MinerPlaced(0, 0),
MinerPlaced(0, 1),
MinerRemoved(0, 1),
MinerPlaced(0, 1),
])
game = MagnumSal(events)
game.miner_removal_service.remove_miner(0, 1)
self.assertEqual([MinerRemoved(0, 1), MinerRemoved(0, 1)], events.filter(MinerRemoved))
def test_can_place_a_miner_after_a_chamber_where_the_last_miner_was_replaced(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
ChamberAdded(0, 2),
MinerPlaced(0, 0),
MinerPlaced(0, 1),
MinerRemoved(0, 1),
MinerPlaced(0, 1),
])
game = MagnumSal(events)
game.miner_placement_service.place_miner(0, 2)
self.assertIn(MinerPlaced(0, 2), events)
def test_we_can_remove_a_neighbor_in_the_middle_of_a_chain_if_the_chain_does_not_break(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
ChamberAdded(0, 2),
MinerPlaced(0, 0),
MinerPlaced(0, 1),
MinerPlaced(0, 1),
MinerPlaced(0, 2),
])
game = MagnumSal(events)
game.miner_removal_service.remove_miner(0, 1)
self.assertEqual([MinerRemoved(0, 1)], events.filter(MinerRemoved))
def test_we_cannot_remove_a_neighbor_in_the_middle_of_a_chain(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
ChamberAdded(0, 2),
MinerPlaced(0, 0),
MinerPlaced(0, 1),
MinerPlaced(0, 2),
])
game = MagnumSal(events)
self.assertRaises(ApplicationException,
lambda: game.miner_removal_service.remove_miner(0, 1))
self.assertNotIn(MinerRemoved(0, 1), events.filter(MinerRemoved))
def test_we_can_remove_the_last_miner_in_a_chain(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
ChamberAdded(0, 2),
MinerPlaced(0, 0),
MinerPlaced(0, 1),
MinerPlaced(-1, 1),
MinerPlaced(0, 2),
])
game = MagnumSal(events)
game.miner_removal_service.remove_miner(-1, 1)
self.assertIn(MinerRemoved(-1, 1), events.filter(MinerRemoved))
def test_we_cannot_remove_a_neighbor_in_the_middle_of_a_chain_if_the_chain_breaks_with_removals_taken_into_account(
self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
ChamberAdded(0, 2),
MinerPlaced(0, 0),
MinerPlaced(0, 1),
MinerPlaced(0, 1),
MinerPlaced(0, 2),
MinerRemoved(0, 1),
])
game = MagnumSal(events)
self.assertRaises(ApplicationException,
lambda: game.miner_removal_service.remove_miner(0, 1))
self.assertEqual([MinerRemoved(0, 1)], events.filter(MinerRemoved))
def test_we_can_remove_the_first_miner(self):
events = Events([
ChamberAdded(0, 0),
MinerPlaced(0, 0),
])
game = MagnumSal(events)
game.miner_removal_service.remove_miner(0, 0)
self.assertIn(MinerRemoved(0, 0), events)
def test_we_cannot_place_a_miner_outside_of_a_chamber(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
])
game = MagnumSal(events)
self.assertRaises(ApplicationException, lambda: game.miner_placement_service.place_miner(-1, 0))
self.assertNotIn(MinerPlaced(-1, 0), events)
self.assertEqual([], events.filter(MinerPlaced))
def test_place_miner_at_start_of_mine(self):
events = Events([
ChamberAdded(0, 0),
ChamberAdded(0, 1),
])
game = MagnumSal(events)
game.miner_placement_service.place_miner(0, 0)
self.assertIn(MinerPlaced(0, 0), events)
def place_miner(self, x, y):
# is there a chamber at x, y?
chambers = self.events.filter(ChamberAdded, x=x, y=y)
if not chambers:
raise ApplicationException(
"There was no chamber at %s, %s, so you cannot place a miner there" % (x, y)
)
# if not at start, is there a neighboring miner near x, y?
neighbors = self.neighbor_view.get_neighbors(x, y)
if (x, y) != (0, 0) and not neighbors:
raise ApplicationException(
"You cannot place a miner at [%s, %s] because there are no neighbors there" % (x, y)
)
self.events.append(MinerPlaced(x, y))