python-dependency-injector/tests/unit/wiring/test_wiring_py36.py
2020-09-26 01:07:32 -04:00

74 lines
2.3 KiB
Python

from decimal import Decimal
import unittest
from . import module, package
from .service import Service
from .container import Container
class WiringTest(unittest.TestCase):
container: Container
def setUp(self) -> None:
self.container = Container(config={'a': {'b': {'c': 10}}})
self.container.wire(
modules=[module],
packages=[package],
)
self.addCleanup(self.container.unwire)
def test_package_lookup(self):
from .package.subpackage.submodule import test_function
service = test_function()
self.assertIsInstance(service, Service)
def test_class_wiring(self):
test_class_object = module.TestClass()
self.assertIsInstance(test_class_object.service, Service)
def test_class_wiring_context_arg(self):
test_service = self.container.service()
test_class_object = module.TestClass(service=test_service)
self.assertIs(test_class_object.service, test_service)
def test_function_wiring(self):
service = module.test_function()
self.assertIsInstance(service, Service)
def test_function_wiring_context_arg(self):
test_service = self.container.service()
service = module.test_function(service=test_service)
self.assertIs(service, test_service)
def test_function_wiring_provider(self):
service = module.test_function_provider()
self.assertIsInstance(service, Service)
def test_function_wiring_provider_context_arg(self):
test_service = self.container.service()
service = module.test_function_provider(service_provider=lambda: test_service)
self.assertIs(service, test_service)
def test_configuration_option(self):
int_value, str_value, decimal_value = module.test_config_value()
self.assertEqual(int_value, 10)
self.assertEqual(str_value, '10')
self.assertEqual(decimal_value, Decimal(10))
def test_provide_provider(self):
service = module.test_provide_provider()
self.assertIsInstance(service, Service)
def test_provided_instance(self):
class TestService:
foo = {
'bar': lambda: 10,
}
with self.container.service.override(TestService()):
some_value = module.test_provided_instance()
self.assertEqual(some_value, 10)