def test_from_string(self):
descriptor = Descriptor.from_string(None)
assert descriptor is None
descriptor = Descriptor.from_string(
"pip-dummies:controller:default:default:1.0")
assert descriptor.exact_match(
Descriptor("pip-dummies", "controller", "default", "default",
"1.0"))
with pytest.raises(ConfigException) as ex:
Descriptor.from_string('xxx')
def from_config(config: ConfigParams) -> 'ComponentConfig':
"""
Creates a new instance of ComponentConfig based on section from container configuration.
:param config: component parameters from container configuration
:return: a newly created ComponentConfig
"""
descriptor = Descriptor.from_string(config.get_as_nullable_string("descriptor"))
type = TypeDescriptor.from_string(config.get_as_nullable_string("type"))
if descriptor is None and type is None:
raise ConfigException(None, "BAD_CONFIG", "Component configuration must have descriptor or type")
return ComponentConfig(descriptor, type, config)
