def test_rover_can_go_forward_twice_going_north():
rov = Rover(
pos=Vector(x=0, y=0), planet_size=Vector(x=10, y=10), dir=Direction.NORTH
)
rov.forward()
rov.forward()
assert rov.pos == Vector(x=0, y=2)
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_rover_can_wrap_over_north_south():
rov = Rover(
pos=Vector(x=0, y=9), planet_size=Vector(x=10, y=10), dir=Direction.NORTH
)
rov.forward()
assert rov.pos == Vector(x=0, y=0)
def test_rover_can_go_forward_going_west():
rov = Rover(
pos=Vector(x=1, y=0), planet_size=Vector(x=10, y=10), dir=Direction.WEST
)
rov.forward()
assert rov.pos == Vector(x=0, y=0)
def test_rover_can_go_forward_going_south():
rov = Rover(
pos=Vector(x=0, y=1), planet_size=Vector(x=10, y=10), dir=Direction.SOUTH
)
rov.forward()
assert rov.pos == Vector(x=0, y=0)
def test_rover_constructor():
rov = Rover(pos={"x": 0, "y": 0}, planet_size={"x": 100, "y": 100})
assert rov.pos == Vector(x=0, y=0) and rov.planet_size == Vector(x=100, y=100)
def test_commander_have_rover_start_on_obstacle():
with pytest.raises(ValidationError):
_ = Commander(obstacles=[Vector()])
def test_rover_can_go_backward_east():
rov = Rover(
pos=Vector(x=1, y=0), planet_size=Vector(x=10, y=10), dir=Direction.EAST
)
rov.backward()
assert rov.pos == Vector(x=0, y=0)
def test_rover_negative_y_construction():
with pytest.raises(ValidationError):
_ = Rover(pos=Vector(x=0, y=-1))
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_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_rover_can_go_backward_wrapping_over_east_west():
rov = Rover(
pos=Vector(x=9, y=0), planet_size=Vector(x=10, y=10), dir=Direction.WEST
)
rov.backward()
assert rov.pos == Vector(x=0, y=0)
def test_rover_can_go_backward_wrapping_over_north_south():
rov = Rover(
pos=Vector(x=0, y=9), planet_size=Vector(x=10, y=10), dir=Direction.SOUTH
)
rov.backward()
assert rov.pos == Vector(x=0, y=0)
def test_rover_can_wrap_over_east_west():
rov = Rover(
pos=Vector(x=9, y=0), planet_size=Vector(x=10, y=10), dir=Direction.EAST
)
rov.forward()
assert rov.pos == Vector(x=0, y=0)
def test_rover_oversize_y_construction():
with pytest.raises(ValidationError):
_ = Rover(pos=Vector(x=0, y=11), planet_size=Vector(x=10, y=10))
def test_rover_can_go_backward_north():
rov = Rover(
pos=Vector(x=0, y=1), planet_size=Vector(x=10, y=10), dir=Direction.NORTH
)
rov.backward()
assert rov.pos == Vector(x=0, y=0)
def test_rover_default_values():
rov = Rover()
assert rov.pos == Vector(x=0, y=0) and rov.planet_size == Vector(x=100, y=100)