def test_transform_invalid():
state = TransformState.make_invalid()
assert not state.is_identity()
assert state.is_invalid()
assert state.is_singular()
assert not state.is_2d()
assert not state.has_components()
assert not state.components_given()
assert not state.hpr_given()
assert not state.quat_given()
assert not state.has_pos()
assert not state.has_hpr()
assert not state.has_quat()
assert not state.has_scale()
assert not state.has_identity_scale()
assert not state.has_uniform_scale()
assert not state.has_shear()
assert not state.has_nonzero_shear()
assert not state.has_mat()
state2 = TransformState.make_invalid()
assert state.this == state2.this
