def test_yaml_loading_empty_config(yaml_path):
"""Test loading for empty config fails like setting non existing attributes."""
config = Configuration()
with pytest.raises(ConfigurationError) as exc:
config.load_yaml(yaml_path)
assert "Configuration does not have an attribute 'test'." in str(exc.value)
def test_yaml_precedence(yaml_path):
"""Test that yaml definition has precedence over default values"""
config = Configuration()
config.add_option('test', option_type=str, default="voici_voila", env_var="TOP_SECRET_MESSAGE")
assert config.test == "voici_voila"
config.load_yaml(yaml_path)
assert config.test == "from my yaml!"
def test_load_yaml_unknown_option(broken_yaml_path):
"""Test error message when yaml config contains unknown options"""
config = Configuration()
config.add_option("test", option_type=str, default="hello")
assert config.test == "hello"
with pytest.raises(ConfigurationError) as exc:
config.load_yaml(broken_yaml_path)
assert exc.match("Configuration does not have an attribute 'coucou'")
def test_load_yaml_with_dict_items(subdict_yaml_path):
"""Test that yaml config with items assigned with dicts is supported"""
config = Configuration()
default = {"default": "sub-dict"}
config.add_option("test", option_type=dict, default=default)
assert config.test == default
config.test2 = Configuration()
config.test2.add_option("test", option_type=dict, default=default)
assert config.test2.test == default
config.load_yaml(subdict_yaml_path)
assert config.test == {"i am": "a sub-dict"}
assert config.test2.test == {"me is": "sub-conf sub-dict"}
def test_env_var_precedence(yaml_path):
"""Test that env_var has precedence over yaml values"""
config = Configuration()
config.add_option('test', option_type=str, default="voici_voila", env_var="TOP_SECRET_MESSAGE")
assert config.test == "voici_voila"
config.load_yaml(yaml_path)
assert config.test == "from my yaml!"
os.environ['TOP_SECRET_MESSAGE'] = 'coussi_coussa'
assert config.test == "coussi_coussa"
del os.environ['TOP_SECRET_MESSAGE']
assert config.test == "from my yaml!"
def test_local_precedence(yaml_path):
"""Test local setting has precedence over env var values"""
config = Configuration()
config.add_option("test",
option_type=str,
default="voici_voila",
env_var="TOP_SECRET_MESSAGE")
assert config.test == "voici_voila"
config.load_yaml(yaml_path)
assert config.test == "from my yaml!"
os.environ["TOP_SECRET_MESSAGE"] = "coussi_coussa"
assert config.test == "coussi_coussa"
config.test = "comme_ci_comme_ca"
assert config.test == "comme_ci_comme_ca"
del os.environ["TOP_SECRET_MESSAGE"]
