def test_assert_immutable(clac_layers):
simple_clac = CLAC(*clac_layers)
with raises(ImmutableLayer):
simple_clac['test_key'] = 'hello'
with raises(ImmutableLayer):
clac_layers[0]['test_key'] = 'Hello'
with raises(ImmutableLayer):
simple_clac.setdefault('test_key')
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