def test_load_with_configs(self):
os.environ['key'] = 'value'
config = ChainConfig(EnvironmentConfig())
config.load()
self.assertEqual('value', config['key'])
def test_get_value_with_overridden_key(self):
config = ChainConfig(
MemoryConfig(data={'key': 1}),
MemoryConfig(data={'key': 2})
)
self.assertEqual(2, config.get_value('key', int))
def test_resolve_with_variable_in_a_composite_config(self):
config = MemoryConfig()
root = ChainConfig(MemoryConfig(data={'key': 'value'}),
ChainConfig(config))
self.assertEqual('value',
self._interpolator.resolve('${key}', config.lookup))
def test_updated_trigger(self):
child = MemoryConfig()
config = ChainConfig(child)
passed = []
config.updated.add(lambda: passed.append(True))
child.set('key', 'value')
self.assertEqual(1, len(passed))
def _create_base_config(self, load_data=False):
if load_data:
config = ChainConfig(
MemoryConfig(data={
'key_str': 'value',
'key_int': 1,
'key_int_as_str': '1',
'key_dict': {'key_str': 'value'},
'key_dict_as_str': 'item_key=value',
'key_list_as_str': 'item1,item2'}),
MemoryConfig(data={
'key_interpolated': '${key_str}',
'key_ignore_case': 'value',
'key_IGNORE_case': 'value1',
'key_delimited': {'key_str': 'value'}})
)
config.load()
else:
config = ChainConfig()
return config
def test_child_lookup(self):
child = MemoryConfig()
config = ChainConfig(child)
self.assertEqual(config.lookup, child.lookup)
def test_configs_with_list_of_str_as_value(self):
with self.assertRaises(TypeError):
ChainConfig(['non config'])
def test_configs_with_list_of_configs_as_value(self):
child = MemoryConfig()
config = ChainConfig(child)
self.assertEqual(id(child), id(config.configs[0]))
def test_configs_with_none_as_value(self):
with self.assertRaises(TypeError):
ChainConfig(None)