def test_transform():
c = Circle((1, 1), 2)
assert c.scale(-1) == Circle((-1, 1), 2)
assert c.scale(y=-1) == Circle((1, -1), 2)
assert c.scale(2) == Ellipse((2, 1), 4, 2)
assert Ellipse((0, 0), 2,
3).scale(2, 3, (4, 5)) == Ellipse(Point(-4, -10), 4, 9)
assert Circle((0, 0), 2).scale(2, 3,
(4, 5)) == Ellipse(Point(-4, -10), 4, 6)
assert Ellipse((0, 0), 2,
3).scale(3, 3, (4, 5)) == Ellipse(Point(-8, -10), 6, 9)
assert Circle((0, 0), 2).scale(3, 3, (4, 5)) == Circle(Point(-8, -10), 6)
assert Circle(Point(-8, -10), 6).scale(Rational(1, 3), Rational(1, 3),
(4, 5)) == Circle((0, 0), 2)
assert Circle((0, 0), 2).translate(4, 5) == Circle((4, 5), 2)
assert Circle((0, 0), 2).scale(3, 3) == Circle((0, 0), 6)
def test_transform():
c = Circle((1, 1), 2)
assert c.scale(-1) == Circle((-1, 1), 2)
assert c.scale(y=-1) == Circle((1, -1), 2)
assert c.scale(2) == Ellipse((2, 1), 4, 2)
assert Ellipse((0, 0), 2, 3).scale(2, 3, (4, 5)) == \
Ellipse(Point(-4, -10), 4, 9)
assert Circle((0, 0), 2).scale(2, 3, (4, 5)) == \
Ellipse(Point(-4, -10), 4, 6)
assert Ellipse((0, 0), 2, 3).scale(3, 3, (4, 5)) == \
Ellipse(Point(-8, -10), 6, 9)
assert Circle((0, 0), 2).scale(3, 3, (4, 5)) == \
Circle(Point(-8, -10), 6)
assert Circle(Point(-8, -10), 6).scale(S(1)/3, S(1)/3, (4, 5)) == \
Circle((0, 0), 2)
assert Circle((0, 0), 2).translate(4, 5) == \
Circle((4, 5), 2)
assert Circle((0, 0), 2).scale(3, 3) == \
Circle((0, 0), 6)
