def test_commander_constructor():
com = Commander(
rover=Rover(
pos=Vector(x=12, y=27), planet_size=Vector(x=100, y=100), dir=Direction.WEST
)
)
assert (
com.rover.pos == Vector(x=12, y=27)
and com.rover.planet_size == Vector(x=100, y=100)
and com.rover.dir == Direction.WEST
)
def test_commander_have_rover_start_on_obstacle():
with pytest.raises(ValidationError):
_ = Commander(obstacles=[Vector()])
def test_commander_command_with_obstacles():
com = Commander(obstacles=[Vector(x=1, y=0), Vector(x=1, y=2)])
with pytest.raises(ObstacleError):
com.parse_execute("FFRF")
assert com.rover == Rover(pos=Vector(x=0, y=2), dir=Direction.EAST)
def test_commander_unknown_command():
com = Commander()
with pytest.raises(ValueError):
com.parse_execute("A")
def test_commander_complex_command():
com = Commander()
com.parse_execute("FRFRFLB")
assert com.rover == Rover(dir=Direction.EAST)
def test_commmander_can_parse_backward():
com = Commander(rover=Rover(pos=Vector(x=0, y=1)))
com.parse_execute("B")
assert com.rover == Rover()
def test_commmander_can_parse_forward():
com = Commander()
com.parse_execute("F")
assert com.rover == Rover(pos=Vector(x=0, y=1))
def test_commander_can_parse_right():
com = Commander()
com.parse_execute("R")
assert com.rover == Rover(dir=Direction.EAST)
def test_commander_can_parse_left():
com = Commander()
com.parse_execute("L")
assert com.rover == Rover(dir=Direction.WEST)
def test_commander_default_values():
com = Commander()
assert com.rover == Rover()