def test_register_a_second_overrides_replaces_existing_one(self):
env_adapter = Env()
overrides_adapter = Overrides({"abc": "123"})
config = Config()
config.adapters = [env_adapter, overrides_adapter]
new_overrides = Overrides({"easy as": "do re mi"})
config.register(new_overrides)
assert config.overrides == new_overrides
def test_adapters_setter_raises_if_overrides_is_not_last(self):
overrides_adapter = Overrides({"abc": "123"})
env_adapter = Env()
config = Config()
with pytest.raises(ValueError):
# overrides_adapter should always be last
config.adapters = [overrides_adapter, env_adapter]
def test_register_sets_overrides_adapter_as_last_with_empty_adapters(self):
overrides_adapter = Overrides({"abc": "123"})
config = Config()
config.adapters = []
config.register(overrides_adapter)
assert len(config.adapters) == 1
assert config.adapters[0] == overrides_adapter
def test_register_a_second_overrides_raises(self):
env_adapter = Env()
overrides_adapter = Overrides({"abc": "123"})
config = Config()
config.adapters = [env_adapter]
config.register(overrides_adapter)
with pytest.raises(ValueError):
config.register(overrides_adapter)
def test_register_sets_overrides_adapter_as_last_with_existing_adapters(
self):
env_adapter = Env()
overrides_adapter = Overrides({"abc": "123"})
config = Config()
config.adapters = [env_adapter]
config.register(overrides_adapter)
assert config.adapters[0] == env_adapter
assert config.adapters[1] == overrides_adapter
def test_register_non_special_adapters_with_overrides(self):
env_adapter = Env()
overrides_adapter = Overrides()
file_adapter = File('/tmp/test')
config = Config()
config.adapters = [overrides_adapter]
config.register(env_adapter)
config.register(file_adapter)
assert len(config.adapters) == 3
assert config.adapters[0] == env_adapter
assert config.adapters[1] == file_adapter
assert config.adapters[2] == overrides_adapter