def test_load_args():
"""Can args override config and default."""
config = io.BytesIO("bar.baz: 12.34")
args = {'bar.baz': "7.8", 'foo': '9.0'}
values = settings.load(args, config, DEFINITIONS)
assert values['foo'] == 9.0
assert values['bar.baz'] == 7.8
def test_load_key_error_arg():
"""Throw SettingKeyError if arg contains a key without a definition."""
args = {'foobar': '1'}
with pytest.raises(settings.SettingKeyError):
settings.load(args, None, DEFINITIONS)
def test_load_key_error_config():
"""Throw SettingKeyError if a setting in the config file is not defined."""
config = io.BytesIO("foobar: 1")
with pytest.raises(settings.SettingKeyError):
settings.load(None, config, DEFINITIONS)
def test_load_syntax_error():
"""Throw ConfigSyntaxError if config's syntax is invalid."""
config = io.BytesIO("foobar")
with pytest.raises(settings.ConfigSyntaxError):
settings.load(None, config, DEFINITIONS)
def test_load_config():
"""Can load settings from config file."""
config = io.BytesIO("bar.baz: 1234.56")
values = settings.load(None, config, DEFINITIONS)
assert values['foo'] == float(DEFAULT_FOO)
assert values['bar.baz'] == 1234.56
def test_load_default_values():
"""Can load default values."""
values = settings.load(None, None, DEFINITIONS)
assert len(values) == 2
assert values['foo'] == float(DEFAULT_FOO)
assert values['bar.baz'] == float(DEFAULT_BAZ)