def test_vec2d_magic_math():
import operator
params = (
(cy.Vec2d(2.1, 7), 3.2),
(cy.Vec2d(2.3, 7), (3., 5.7)),
(cy.Vec2d(-2.3, 7), cy.Vec2d(0.3, 5.7)),
)
ops = (
operator.add,
operator.sub,
operator.mul,
operator.div,
operator.floordiv,
operator.truediv,
operator.mod,
)
for left, right in params:
tright = right if hasattr(right, '__getitem__') else (right, right)
for op in ops:
# test op(left, right)
msg = "%s( %s , %s )" % (op.__name__, left, right)
tres = (op(left.x, tright[0]), op(left.y, tright[1]))
res = op(left, right)
assert tuple(res) == pytest.approx(tres), msg
# test op(right, left)
msg = "%s( %s , %s )" % (op.__name__, right, left)
tres = (op(tright[0], left.x), op(tright[1], left.y))
res = op(right, left)
assert tuple(res) == pytest.approx(tres), msg
def test_vec2d_magic_math_inplace():
import operator
params = ((cy.Vec2d(2.1, 7), 3.2), (cy.Vec2d(2.3, 7), (3., 5.7)),
(cy.Vec2d(-2.3, 7), cy.Vec2d(0.3, 5.7)))
ops = (operator.iadd, operator.isub, operator.imul, operator.idiv,
operator.ifloordiv, operator.itruediv, operator.imod)
for left, right in params:
tright = right if hasattr(right, '__getitem__') else (right, right)
for op in ops:
left = cy.Vec2d(left)
tres = (op(left.x, tright[0]), op(left.y, tright[1]))
op(left, right)
msg = "%s( %s , %s )" % (op.__name__, left, right)
assert tuple(left) == pytest.approx(tres), msg
def test_vec2d():
v = cy.Vec2d(1, 2)
assert (v is not None)
assert (v.x == 1)
assert (v.y == 2)
assert (v[0] == 1)
assert (v[1] == 2)
v.x = 3
v.y = 4
assert (v.x == 3)
assert (v.y == 4)
assert (v[0] == 3)
assert (v[1] == 4)
v[0] = 5
assert (v.x == 5)
assert (v.y == 4)
assert (v[0] == 5)
assert (v[1] == 4)
v[1] = 6
assert (v.x == 5)
assert (v.y == 6)
assert (v[0] == 5)
assert (v[1] == 6)
def test_vec2d():
v = cy.Vec2d(1, 2)
assert (v is not None)
assert (v.x == 1)
assert (v.y == 2)
assert (v[0] == 1)
assert (v[1] == 2)
v.x = 3
v.y = 4
assert (v.x == 3)
assert (v.y == 4)
assert (v[0] == 3)
assert (v[1] == 4)
v[0] = 5
assert (v.x == 5)
assert (v.y == 4)
assert (v[0] == 5)
assert (v[1] == 4)
v[1] = 6
assert (v.x == 5)
assert (v.y == 6)
assert (v[0] == 5)
assert (v[1] == 6)
assert v == (5, 6)
assert (5, 6) == v
assert v != (3, 6)
assert (3, 6) != v
def test_space_gravity():
space = cy.Space()
assert (space.gravity.x == 0.)
assert (space.gravity.y == 0.)
space.gravity = (5, 10)
assert (space.gravity.x == 5)
assert (space.gravity.y == 10)
space.gravity = cy.Vec2d(25, 50)
assert (space.gravity.x == 25)
assert (space.gravity.y == 50)
def init_physics(self):
# create the space for physics simulation
self.space = space = cy.Space()
space.iterations = 30
space.gravity = (0, -700)
space.sleep_time_threshold = 0.5
space.collision_slop = 0.5
# create 4 segments that will act as a bounds
for x in range(4):
seg = cy.Segment(space.static_body, cy.Vec2d(0, 0), cy.Vec2d(0, 0),
0)
seg.elasticity = 0.6
#seg.friction = 1.0
self.cbounds.append(seg)
space.add_static(seg)
# update bounds with good positions
self.update_bounds()
def test_vec2d_indexerror():
v = cy.Vec2d(1, 2)
with pytest.raises(IndexError):
v[2] = 1
def test_vec2d_magic_unary():
import operator
assert tuple(operator.neg(cy.Vec2d(-1, 1))) == pytest.approx((1, -1))
assert tuple(operator.pos(cy.Vec2d(-1, 1))) == pytest.approx((-1, 1))
assert tuple(operator.abs(cy.Vec2d(-1, 1))) == pytest.approx((1, 1))