mirror of
https://github.com/ets-labs/python-dependency-injector.git
synced 2024-11-25 19:14:00 +03:00
1c6160e827
* Add overriding functionality on declarative container initialization * Update changelog * Update bundles example
277 lines
10 KiB
Python
277 lines
10 KiB
Python
"""Dependency injector declarative container unit tests."""
|
|
|
|
import unittest2 as unittest
|
|
|
|
from dependency_injector import (
|
|
containers,
|
|
providers,
|
|
errors,
|
|
)
|
|
|
|
|
|
class ContainerA(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
p12 = providers.Provider()
|
|
|
|
|
|
class ContainerB(ContainerA):
|
|
p21 = providers.Provider()
|
|
p22 = providers.Provider()
|
|
|
|
|
|
class DeclarativeContainerTests(unittest.TestCase):
|
|
|
|
def test_providers_attribute(self):
|
|
self.assertEqual(ContainerA.providers, dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12))
|
|
self.assertEqual(ContainerB.providers, dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12,
|
|
p21=ContainerB.p21,
|
|
p22=ContainerB.p22))
|
|
|
|
def test_cls_providers_attribute(self):
|
|
self.assertEqual(ContainerA.cls_providers, dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12))
|
|
self.assertEqual(ContainerB.cls_providers, dict(p21=ContainerB.p21,
|
|
p22=ContainerB.p22))
|
|
|
|
def test_inherited_providers_attribute(self):
|
|
self.assertEqual(ContainerA.inherited_providers, dict())
|
|
self.assertEqual(ContainerB.inherited_providers,
|
|
dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12))
|
|
|
|
def test_set_get_del_providers(self):
|
|
a_p13 = providers.Provider()
|
|
b_p23 = providers.Provider()
|
|
|
|
ContainerA.p13 = a_p13
|
|
ContainerB.p23 = b_p23
|
|
|
|
self.assertEqual(ContainerA.providers, dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12,
|
|
p13=a_p13))
|
|
self.assertEqual(ContainerB.providers, dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12,
|
|
p21=ContainerB.p21,
|
|
p22=ContainerB.p22,
|
|
p23=b_p23))
|
|
|
|
self.assertEqual(ContainerA.cls_providers, dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12,
|
|
p13=a_p13))
|
|
self.assertEqual(ContainerB.cls_providers, dict(p21=ContainerB.p21,
|
|
p22=ContainerB.p22,
|
|
p23=b_p23))
|
|
|
|
del ContainerA.p13
|
|
del ContainerB.p23
|
|
|
|
self.assertEqual(ContainerA.providers, dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12))
|
|
self.assertEqual(ContainerB.providers, dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12,
|
|
p21=ContainerB.p21,
|
|
p22=ContainerB.p22))
|
|
|
|
self.assertEqual(ContainerA.cls_providers, dict(p11=ContainerA.p11,
|
|
p12=ContainerA.p12))
|
|
self.assertEqual(ContainerB.cls_providers, dict(p21=ContainerB.p21,
|
|
p22=ContainerB.p22))
|
|
|
|
def test_declare_with_valid_provider_type(self):
|
|
class _Container(containers.DeclarativeContainer):
|
|
provider_type = providers.Object
|
|
px = providers.Object(object())
|
|
|
|
self.assertIsInstance(_Container.px, providers.Object)
|
|
|
|
def test_declare_with_invalid_provider_type(self):
|
|
with self.assertRaises(errors.Error):
|
|
class _Container(containers.DeclarativeContainer):
|
|
provider_type = providers.Object
|
|
px = providers.Provider()
|
|
|
|
def test_seth_valid_provider_type(self):
|
|
class _Container(containers.DeclarativeContainer):
|
|
provider_type = providers.Object
|
|
|
|
_Container.px = providers.Object(object())
|
|
|
|
self.assertIsInstance(_Container.px, providers.Object)
|
|
|
|
def test_set_invalid_provider_type(self):
|
|
class _Container(containers.DeclarativeContainer):
|
|
provider_type = providers.Object
|
|
|
|
with self.assertRaises(errors.Error):
|
|
_Container.px = providers.Provider()
|
|
|
|
def test_override(self):
|
|
class _Container(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
|
|
class _OverridingContainer1(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
|
|
class _OverridingContainer2(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
p12 = providers.Provider()
|
|
|
|
_Container.override(_OverridingContainer1)
|
|
_Container.override(_OverridingContainer2)
|
|
|
|
self.assertEqual(_Container.overridden,
|
|
(_OverridingContainer1,
|
|
_OverridingContainer2))
|
|
self.assertEqual(_Container.p11.overridden,
|
|
(_OverridingContainer1.p11,
|
|
_OverridingContainer2.p11))
|
|
|
|
def test_override_with_itself(self):
|
|
with self.assertRaises(errors.Error):
|
|
ContainerA.override(ContainerA)
|
|
|
|
def test_override_with_parent(self):
|
|
with self.assertRaises(errors.Error):
|
|
ContainerB.override(ContainerA)
|
|
|
|
def test_override_decorator(self):
|
|
class _Container(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
|
|
@containers.override(_Container)
|
|
class _OverridingContainer1(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
|
|
@containers.override(_Container)
|
|
class _OverridingContainer2(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
p12 = providers.Provider()
|
|
|
|
self.assertEqual(_Container.overridden,
|
|
(_OverridingContainer1,
|
|
_OverridingContainer2))
|
|
self.assertEqual(_Container.p11.overridden,
|
|
(_OverridingContainer1.p11,
|
|
_OverridingContainer2.p11))
|
|
|
|
def test_reset_last_overridding(self):
|
|
class _Container(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
|
|
class _OverridingContainer1(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
|
|
class _OverridingContainer2(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
p12 = providers.Provider()
|
|
|
|
_Container.override(_OverridingContainer1)
|
|
_Container.override(_OverridingContainer2)
|
|
_Container.reset_last_overriding()
|
|
|
|
self.assertEqual(_Container.overridden,
|
|
(_OverridingContainer1,))
|
|
self.assertEqual(_Container.p11.overridden,
|
|
(_OverridingContainer1.p11,))
|
|
|
|
def test_reset_last_overridding_when_not_overridden(self):
|
|
with self.assertRaises(errors.Error):
|
|
ContainerA.reset_last_overriding()
|
|
|
|
def test_reset_override(self):
|
|
class _Container(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
|
|
class _OverridingContainer1(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
|
|
class _OverridingContainer2(containers.DeclarativeContainer):
|
|
p11 = providers.Provider()
|
|
p12 = providers.Provider()
|
|
|
|
_Container.override(_OverridingContainer1)
|
|
_Container.override(_OverridingContainer2)
|
|
_Container.reset_override()
|
|
|
|
self.assertEqual(_Container.overridden, tuple())
|
|
self.assertEqual(_Container.p11.overridden, tuple())
|
|
|
|
def test_copy(self):
|
|
@containers.copy(ContainerA)
|
|
class _Container1(ContainerA):
|
|
pass
|
|
|
|
@containers.copy(ContainerA)
|
|
class _Container2(ContainerA):
|
|
pass
|
|
|
|
self.assertIsNot(ContainerA.p11, _Container1.p11)
|
|
self.assertIsNot(ContainerA.p12, _Container1.p12)
|
|
|
|
self.assertIsNot(ContainerA.p11, _Container2.p11)
|
|
self.assertIsNot(ContainerA.p12, _Container2.p12)
|
|
|
|
self.assertIsNot(_Container1.p11, _Container2.p11)
|
|
self.assertIsNot(_Container1.p12, _Container2.p12)
|
|
|
|
def test_copy_with_replacing(self):
|
|
class _Container(containers.DeclarativeContainer):
|
|
p11 = providers.Object(0)
|
|
p12 = providers.Factory(dict, p11=p11)
|
|
|
|
@containers.copy(_Container)
|
|
class _Container1(_Container):
|
|
p11 = providers.Object(1)
|
|
p13 = providers.Object(11)
|
|
|
|
@containers.copy(_Container)
|
|
class _Container2(_Container):
|
|
p11 = providers.Object(2)
|
|
p13 = providers.Object(22)
|
|
|
|
self.assertIsNot(_Container.p11, _Container1.p11)
|
|
self.assertIsNot(_Container.p12, _Container1.p12)
|
|
|
|
self.assertIsNot(_Container.p11, _Container2.p11)
|
|
self.assertIsNot(_Container.p12, _Container2.p12)
|
|
|
|
self.assertIsNot(_Container1.p11, _Container2.p11)
|
|
self.assertIsNot(_Container1.p12, _Container2.p12)
|
|
|
|
self.assertIs(_Container.p12.kwargs['p11'], _Container.p11)
|
|
self.assertIs(_Container1.p12.kwargs['p11'], _Container1.p11)
|
|
self.assertIs(_Container2.p12.kwargs['p11'], _Container2.p11)
|
|
|
|
self.assertEqual(_Container.p12(), dict(p11=0))
|
|
self.assertEqual(_Container1.p12(), dict(p11=1))
|
|
self.assertEqual(_Container2.p12(), dict(p11=2))
|
|
|
|
self.assertEqual(_Container1.p13(), 11)
|
|
self.assertEqual(_Container2.p13(), 22)
|
|
|
|
def test_containers_attribute(self):
|
|
class Container(containers.DeclarativeContainer):
|
|
class Container1(containers.DeclarativeContainer):
|
|
pass
|
|
|
|
class Container2(containers.DeclarativeContainer):
|
|
pass
|
|
|
|
Container3 = containers.DynamicContainer()
|
|
|
|
self.assertEqual(Container.containers,
|
|
dict(Container1=Container.Container1,
|
|
Container2=Container.Container2,
|
|
Container3=Container.Container3))
|
|
|
|
def test_init_with_overriding_providers(self):
|
|
p1 = providers.Provider()
|
|
p2 = providers.Provider()
|
|
|
|
container = ContainerA(p11=p1, p12=p2)
|
|
|
|
self.assertIs(container.p11.last_overriding, p1)
|
|
self.assertIs(container.p12.last_overriding, p2)
|