def test_register_a_second_defaults_overrides_existing_one(self):
env_adapter = Env()
defaults_adapter = Defaults({"abc": "123"})
config = Config()
config.adapters = [defaults_adapter, env_adapter]
new_defaults = Defaults({"easy as": "do re mi"})
config.register(new_defaults)
assert config.defaults == new_defaults
def test_adapters_setter_raises_if_defaults_is_not_first(self):
defaults_adapter = Defaults({"abc": "123"})
env_adapter = Env()
config = Config()
with pytest.raises(ValueError):
# defaults_adapter should always be first
config.adapters = [env_adapter, defaults_adapter]
def test_register_sets_defaults_adapter_as_first_with_empty_adapters(self):
defaults_adapter = Defaults({"abc": "123"})
config = Config()
config.adapters = []
config.register(defaults_adapter)
assert len(config.adapters) == 1
assert config.adapters[0] == defaults_adapter
def test_load_method_loads_values_from_adapters(self):
defaults = Defaults({"abc": "123"})
config = Config()
config.register(defaults)
config.load()
assert "ABC" in config
assert config["ABC"] == "123"
def test_register_a_second_defaults_raises(self):
env_adapter = Env()
defaults_adapter = Defaults({"abc": "123"})
config = Config()
config.adapters = [defaults_adapter, env_adapter]
with pytest.raises(ValueError):
config.register(defaults_adapter)
def test_register_sets_defaults_adapter_as_first_with_existing_adapters(
self):
env_adapter = Env()
defaults_adapter = Defaults({"abc": "123"})
config = Config()
config.adapters = [env_adapter]
config.register(defaults_adapter)
assert config.adapters[0] == defaults_adapter
assert config.adapters[1] == env_adapter
def __init__(self, defaults=None, adapters=None):
self.adapters = adapters or []
if defaults is not None:
if not isinstance(defaults, (Defaults, dict)):
raise TypeError("defaults has to be of Defaults type")
if isinstance(defaults, dict):
self.register(Defaults(data=defaults))
else:
self.register(defaults)
def test_register_multiple_adapters(self):
config = Config()
defaults_adapter = Defaults()
env_adapter = Env()
file_adapter = File('/tmp/test')
config.register(defaults_adapter, env_adapter, file_adapter)
assert len(config.adapters) == 3
assert config.adapters[0] == defaults_adapter
assert config.adapters[1] == env_adapter
assert config.adapters[2] == file_adapter
def test_load(self):
d = Defaults({"abc": "123"})
d.load()
assert "ABC" in d.data
assert d.data["ABC"] == "123"
def test_init_with_defaults_provided(self):
defaults_adapter = Defaults({"abc": "123"})
config = Config(defaults_adapter)
assert len(config.adapters) == 1
assert config.adapters[0] == defaults_adapter