def test_verifying_ok_bindings_passes(self):
binding_mapping = bindings_lib.BindingMapping(
{'a-binding-key': 'a-binding'}, {})
binding_mapping.verify_requirements([
required_bindings.RequiredBinding('a-binding-key',
'unused-require-loc')
])
def test_verifying_missing_required_binding_raises_error(self):
binding_mapping = bindings_lib.BindingMapping({}, {})
self.assertRaises(errors.MissingRequiredBindingError,
binding_mapping.verify_requirements, [
required_bindings.RequiredBinding(
'unknown-binding-key', 'a-require-loc')
])
def test_colliding_bindings_raises_error(self):
binding_key = binding_keys.new('unused')
binding_one = new_in_default_scope(binding_key)
binding_two = new_in_default_scope(binding_key)
binding_mapping = bindings_lib.BindingMapping(
{}, {'colliding-binding-key': [binding_one, binding_two]})
self.assertRaises(errors.AmbiguousArgNameError, binding_mapping.get,
'colliding-binding-key', 'injection-site-desc')
def test_verifying_conflicting_required_binding_raises_error(self):
binding_mapping = bindings_lib.BindingMapping(
{}, {'conflicting-binding-key': ['a-binding', 'another-binding']})
self.assertRaises(
errors.ConflictingRequiredBindingError,
binding_mapping.verify_requirements, [
required_bindings.RequiredBinding('conflicting-binding-key',
'unused-require-loc')
])
def new_test_obj_provider(arg_binding_key, instance, allow_injecting_none=True):
binding_key = arg_binding_key.binding_key
binding = bindings.new_binding_to_instance(
binding_key, instance, 'a-scope', lambda: 'unused-desc')
binding_mapping = bindings.BindingMapping({binding_key: binding}, {})
bindable_scopes = scoping.BindableScopes(
{'a-scope': scoping.PrototypeScope()})
return object_providers.ObjectProvider(
binding_mapping, bindable_scopes, allow_injecting_none)
def test_unknown_binding_raises_error(self):
binding_mapping = bindings_lib.BindingMapping(
{'a-binding-key': 'a-binding'}, {})
self.assertRaises(errors.NothingInjectableForArgError,
binding_mapping.get, 'unknown-binding-key',
'injection-site-desc')
def test_success(self):
binding_mapping = bindings_lib.BindingMapping(
{'a-binding-key': 'a-binding'}, {})
self.assertEqual(
'a-binding',
binding_mapping.get('a-binding-key', 'injection-site-desc'))