How to use the cjio.errors.InvalidOperation function in cjio

def test_update_textures_none(dummy_noappearance):
    with pytest.raises(errors.InvalidOperation):
        dummy_noappearance.update_textures_location('somepath', relative=True)

t["image"] = os.path.join(apath, f)
            else:
                apath = os.path.abspath(new_loc)
                if not os.path.isdir(apath):
                    raise NotADirectoryError("%s does not exits" % apath)
                elif relative:
                    rpath = os.path.relpath(apath, os.path.dirname(self.path))
                    for t in self.j["appearance"]["textures"]:
                        f = os.path.basename(t["image"])
                        t["image"] = os.path.join(rpath, f)
                else:
                    for t in self.j["appearance"]["textures"]:
                        f = os.path.basename(t["image"])
                        t["image"] = os.path.join(apath, f)
        else:
            raise InvalidOperation("Cannot update textures in a city model without textures")

curr_path = self.path
            try:
                self.path = jpath
                for t in self.j["appearance"]["textures"]:
                    f = os.path.basename(t["image"])
                    curr_path = os.path.join(curr_loc, f)
                    shutil.copy(curr_path, apath)
                # update the location relative to the CityJSON file
                self.update_textures_location(apath, relative=True)
                print("Textures copied to", apath)
            except IOError:
                raise
            finally:
                self.path = curr_path
        else:
            raise InvalidOperation("Cannot copy textures from a city model without textures")