def test_mult():
v1 = Transform2D()
v2 = Transform2D()
v3 = v1 * v2
assert isinstance(v3, Transform2D)
v2 *= v1
assert v3 == v2
def test_init():
v = Transform2D()
assert type(v) == Transform2D
args = (Vector2(1, 2), Vector2(3, 4), Vector2(5, 6))
v2 = Transform2D(*args)
assert type(v) == Transform2D
assert v2 == Transform2D(*args)
assert v != v2
def test_methods(field, ret_type, params):
v = Transform2D()
# Don't test methods' validity but bindings one
assert hasattr(v, field)
method = getattr(v, field)
assert callable(method)
ret = method(*params)
assert type(ret) == ret_type
def test_methods_call_with_none(field, params):
v = Transform2D()
method = getattr(v, field)
with pytest.raises(TypeError):
method(*params)
def test_bad_init_from_rot_pos(args):
with pytest.raises(TypeError):
Transform2D.from_rot_pos(*args)
def test_init_from_rot_pos():
v = Transform2D.from_rot_pos(1, Vector2())
assert isinstance(v, Transform2D)
def test_repr():
v = Transform2D()
assert repr(v).startswith("<Transform2D(")
def test_bad_init(args):
with pytest.raises(TypeError):
Transform2D(*args)
def test_not_equal(arg):
arr = Transform2D(Vector2(1, 2), Vector2(3, 4), Vector2(5, 6))
assert arr != arg
assert not arr != arr # Force use of __ne__
def test_equal():
arr = Transform2D(Vector2(1, 2), Vector2(3, 4), Vector2(5, 6))
other = Transform2D(Vector2(1, 2), Vector2(3, 4), Vector2(5, 6))
assert arr == other
bad = Transform2D(Vector2(0, 2), Vector2(3, 4), Vector2(5, 6))
assert not arr == bad # Force use of __eq__
def test_bad_mult(arg):
with pytest.raises(TypeError):
Transform2D(2, 3) * arg
["inverse", Transform2D, ()],
["affine_inverse", Transform2D, ()],
["get_rotation", float, ()],
# ["get_origin", Vector2, ()],
["get_scale", Vector2, ()],
["orthonormalized", Transform2D, ()],
["rotated", Transform2D, (1.0,)],
["scaled", Transform2D, (Vector2(),)],
["translated", Transform2D, (Vector2(),)],
["xform", Vector2, (Vector2(),)],
["xform_inv", Vector2, (Vector2(),)],
["xform", Rect2, (Rect2(),)],
["xform_inv", Rect2, (Rect2(),)],
["basis_xform", Vector2, (Vector2(),)],
["basis_xform_inv", Vector2, (Vector2(),)],
["interpolate_with", Transform2D, (Transform2D(), 1.0)],
],
ids=lambda x: x[0],
)
def test_methods(field, ret_type, params):
v = Transform2D()
# Don't test methods' validity but bindings one
assert hasattr(v, field)
method = getattr(v, field)
assert callable(method)
ret = method(*params)
assert type(ret) == ret_type
@pytest.mark.parametrize(
"field,params",
