def test_get_child_successfully(self):
other_binding_key = binding_keys.new('bar')
new_injection_context = self.injection_context.get_child(
_UNUSED_INJECTION_SITE_FN,
bindings.new_binding_to_instance(
other_binding_key, 'unused-instance', 'new-scope',
lambda: 'unused-desc'))
def test_get_child_successfully(self):
other_binding_key = binding_keys.new('bar')
new_injection_context = self.injection_context.get_child(
_UNUSED_INJECTION_SITE_FN,
bindings.new_binding_to_instance(other_binding_key,
'unused-instance', 'new-scope',
lambda: 'unused-desc'))
def test_get_child_raises_error_when_scope_not_usable(self):
other_binding_key = binding_keys.new('bar')
self.assertRaises(
errors.BadDependencyScopeError, self.injection_context.get_child,
_UNUSED_INJECTION_SITE_FN,
bindings.new_binding_to_instance(
other_binding_key, 'unused-instance', 'unusable-scope',
lambda: 'unused-desc'))
def test_get_child_raises_error_when_scope_not_usable(self):
other_binding_key = binding_keys.new('bar')
self.assertRaises(
errors.BadDependencyScopeError, self.injection_context.get_child,
_UNUSED_INJECTION_SITE_FN,
bindings.new_binding_to_instance(other_binding_key,
'unused-instance',
'unusable-scope',
lambda: 'unused-desc'))
def new_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 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 setUp(self):
self.binding_key = binding_keys.new('foo')
self.binding = bindings.new_binding_to_instance(
self.binding_key, 'an-instance', 'curr-scope',
lambda: 'unused-desc')
injection_context_factory = injection_contexts.InjectionContextFactory(
lambda to_scope, from_scope: to_scope != 'unusable-scope')
top_injection_context = injection_context_factory.new(
_UNUSED_INJECTION_SITE_FN)
self.injection_context = top_injection_context.get_child(
_UNUSED_INJECTION_SITE_FN, self.binding)
def setUp(self):
self.binding_key = binding_keys.new('foo')
self.binding = bindings.new_binding_to_instance(
self.binding_key, 'an-instance', 'curr-scope',
lambda: 'unused-desc')
injection_context_factory = injection_contexts.InjectionContextFactory(
lambda to_scope, from_scope: to_scope != 'unusable-scope')
top_injection_context = injection_context_factory.new(
_UNUSED_INJECTION_SITE_FN)
self.injection_context = top_injection_context.get_child(
_UNUSED_INJECTION_SITE_FN, self.binding)
def new_in_default_scope(binding_key):
"""Returns a new Binding in the default scope.
Args:
binding_key: a BindingKey
proviser_fn: a function taking a InjectionContext and ObjectGraph and
returning an instance of the bound value
Returns:
a Binding
"""
return bindings_lib.new_binding_to_instance(
binding_key, 'unused', scoping.DEFAULT_SCOPE,
get_binding_loc_fn=lambda: 'unknown')
def new_in_default_scope(binding_key):
"""Returns a new Binding in the default scope.
Args:
binding_key: a BindingKey
proviser_fn: a function taking a InjectionContext and ObjectGraph and
returning an instance of the bound value
Returns:
a Binding
"""
return bindings_lib.new_binding_to_instance(
binding_key,
'unused',
scoping.DEFAULT_SCOPE,
get_binding_loc_fn=lambda: 'unknown')
def test_get_sub_scope_successfully(self):
usable_binding = bindings.new_binding_to_instance(
binding_keys.new('foo'), 'unused-instance', 'usable-scope-id',
lambda: 'unused-desc')
self.assertEqual(
'usable-scope', self.bindable_scopes.get_sub_scope(usable_binding))
def test_get_sub_scope_successfully(self):
usable_binding = bindings.new_binding_to_instance(
binding_keys.new('foo'), 'unused-instance', 'usable-scope-id',
lambda: 'unused-desc')
self.assertEqual('usable-scope',
self.bindable_scopes.get_sub_scope(usable_binding))
