def test_register(self):
category, key, value = "backbone_class", "test_key", 0
REGISTRY.register(category=category, name=key, cls=value)
assert REGISTRY._dict[(category, key)] == value
assert REGISTRY.get(category, key) == value
def test_register_err(self, category, key, err_msg):
with pytest.raises(ValueError) as err_info:
REGISTRY.register(category=category, name=key, cls=0)
assert err_msg in str(err_info.value)
