def test_compatible_to_vector():
v = Vec3(Vec2((1, 2)))
assert v == (1, 2, 0)
v = Vec2(Vec3(1, 2, 3))
assert v.x == 1
assert v.y == 2
def test_iadd_vector():
# Vec3 supports this operation but is immutable
v = Vec2((2, 3))
v1 = v
v += Vec2((7, 7))
assert v == (9, 10)
assert v1 == (9, 10)
assert v1 is v
def test_isub_vector():
# Vec3 supports this operation but is immutable
v = Vec2((2, 3))
v1 = v
v -= Vec2((7, 7))
assert v == (-5, -4)
assert v1 == (-5, -4)
assert v1 is v
def test_isub_scalar():
v = Vec2((2, 3))
v1 = v
v -= 3
assert v == (-1, 0)
assert v1 == (-1, 0)
assert v1 is v
def test_iadd_scalar():
v = Vec2((2, 3))
v1 = v
v += 3
assert v == (5, 6)
assert v1 == (5, 6)
assert v is v1
def test_idiv_scalar():
# Vec3 supports this operation but is immutable
v = Vec2(2, 3)
v1 = v
v /= 2
assert v == (1, 1.5)
assert v1 == (1, 1.5)
assert v1 is v
def test_imul_scalar():
# Vec3 supports this operation but is immutable
v = Vec2((2, 3))
v1 = v
v *= 2
assert v == (4, 6)
assert v1 == (4, 6)
assert v1 is v
def test_round():
v = Vec2((1.123, 2.123))
v2 = v.round(1)
assert v2 == (1.1, 2.1)
def test_vec3():
v = Vec2((1, 2))
assert len(v) == 2
v3 = v.vec3
assert len(v3) == 3
assert v3 == (1, 2, 0)
def test_det():
assert Vec2((1, 0)).det(Vec2((0, 1))) == 1
assert Vec2((0, 1)).det(Vec2((1, 0))) == -1
def test_rdiv_scalar():
# Vec3 => div by 0
assert 2 / Vec2(2, 3) == (1, 0.66666666667)
def test_init_vec2(vcls):
v = Vec2(vcls((2, 3)))
assert v.x == 2
assert v.y == 3
def test_rdiv_scalar():
# Vector => div by 0
v = Vec2((2, 3))
assert 2 / v == (1, 0.66666666667)
def test_rsub_scalar_vector():
v = Vec2((2, 3))
if len(v) == 2:
assert 7 - v == (5, 4)
else:
assert 7 - v == (5, 4, 7)
def test_radd_vector():
v = Vec2((2, 3))
if len(v) == 2:
assert 7 + v == (9, 10)
else:
assert 7 + v == (9, 10, 7)
