def test_reset_value(self):
attribs = GfxAttribs(rgb=(10, 20, 30))
attribs.rgb = None
assert attribs.rgb is None
def test_set_invalid_value_raises_exception(self):
attribs = GfxAttribs()
with pytest.raises(ezdxf.DXFValueError):
attribs.rgb = (-1, 0, 0)
def test_set_value(self):
attribs = GfxAttribs()
attribs.rgb = (10, 20, 30)
assert attribs.rgb == (10, 20, 30)