python-dependency-injector/tests/unit/test_injections.py
2016-11-02 22:58:30 +02:00

54 lines
1.7 KiB
Python

"""Dependency injector injections unit tests."""
import unittest2 as unittest
from dependency_injector import injections
from dependency_injector import providers
class PositionalInjectionTests(unittest.TestCase):
def test_isinstance(self):
injection = injections.PositionalInjection(1)
self.assertIsInstance(injection, injections.Injection)
def test_get_value_with_not_provider(self):
injection = injections.PositionalInjection(123)
self.assertEquals(injection.get_value(), 123)
def test_get_value_with_factory(self):
injection = injections.PositionalInjection(providers.Factory(object))
obj1 = injection.get_value()
obj2 = injection.get_value()
self.assertIs(type(obj1), object)
self.assertIs(type(obj2), object)
self.assertIsNot(obj1, obj2)
class NamedInjectionTests(unittest.TestCase):
def test_isinstance(self):
injection = injections.NamedInjection('name', 1)
self.assertIsInstance(injection, injections.Injection)
def test_get_name(self):
injection = injections.NamedInjection('name', 123)
self.assertEquals(injection.get_name(), 'name')
def test_get_value_with_not_provider(self):
injection = injections.NamedInjection('name', 123)
self.assertEquals(injection.get_value(), 123)
def test_get_value_with_factory(self):
injection = injections.NamedInjection('name',
providers.Factory(object))
obj1 = injection.get_value()
obj2 = injection.get_value()
self.assertIs(type(obj1), object)
self.assertIs(type(obj2), object)
self.assertIsNot(obj1, obj2)