def test_bad_layer():
clac = CLAC()
clac.remove_layer('none')
with raises(MissingLayer):
clac.remove_layer('none', error_ok=False)
with raises(MissingLayer):
clac.get('key', layer_name='none')
def test_mutate_existing_key(mutable_layers):
mutable_clac = CLAC(*mutable_layers)
unique = object()
assert mutable_clac.get('test_key') == 'test_value_alpha'
assert mutable_clac.get('test_key', layer_name='beta') == 'test_value_beta'
mutable_clac['test_key'] = unique
assert mutable_clac.get('test_key') == 'test_value_alpha'
assert mutable_clac.get('test_key', layer_name='beta') is unique
def test_get_from_one_layer(clac_layers):
alpha = clac_layers[0]
simple_clac = CLAC(alpha)
assert 'alpha' in simple_clac
assert 'test_key' in simple_clac.names
result1 = simple_clac['test_key']
result2 = simple_clac.get('test_key')
result3 = simple_clac.get('test_key', layer_name='alpha')
assert result1 is result2 is result3
assert result1 == 'test_value_alpha'
def test_add_new_key(mutable_layers):
mutable_clac = CLAC(*mutable_layers)
unique = object()
default = object()
assert mutable_clac.get('new_key', default=default) is default
assert mutable_clac.get('new_key', layer_name='beta',
default=default) is default
mutable_clac['new_key'] = unique
assert mutable_clac.get('new_key', default=default) is unique
assert mutable_clac.get('new_key', layer_name='beta',
default=default) is unique
def test_setdefault(mutable_layers):
mutable_clac = CLAC(*mutable_layers)
unique = object()
default = object()
assert mutable_clac.get('new_key', default=default) is default
assert mutable_clac.get('new_key', layer_name='beta',
default=default) is default
mutable_clac.setdefault('new_key', unique)
assert mutable_clac.setdefault('new_key', 'acbde') is unique
assert mutable_clac.get('new_key', default=default) is unique
assert mutable_clac.get('new_key', layer_name='beta',
default=default) is unique
def test_add_layer(clac_layers):
alpha, beta, _ = clac_layers
cfg = CLAC(alpha)
assert cfg['test_key'] == 'test_value_alpha'
with raises(NoConfigKey):
_ = cfg['beta_secret']
with raises(MissingLayer):
cfg.get('test_key', layer_name='beta')
cfg.add_layers(beta)
assert cfg['test_key'] == 'test_value_alpha'
assert cfg['beta_secret'] == 'fghij'
assert cfg.get('test_key', layer_name='beta') == 'test_value_beta'
def test_multi_layer_priority(clac_layers):
alpha, beta, _ = clac_layers
cfg = CLAC(alpha, beta)
assert 'alpha' in cfg
assert 'beta' in cfg
assert 'test_key' in cfg.names
assert 'beta_secret' in cfg.names
assert cfg['test_key'] == 'test_value_alpha'
assert cfg.get('test_key', layer_name='beta') == 'test_value_beta'
assert cfg['beta_secret'] == 'fghij'
def test_get_callback(clac_layers):
simple_clac = CLAC(*clac_layers)
assert simple_clac.get('unique', callback=int) == 123456789
assert simple_clac.get('missing', default='not a list',
callback=list) == 'not a list'
def test_get_default(clac_layers):
simple_clac = CLAC(*clac_layers)
default = object()
assert simple_clac.get('missingkey', default=default) is default