mirror of
https://github.com/ets-labs/python-dependency-injector.git
synced 2024-11-26 11:33:58 +03:00
71 lines
2.1 KiB
Python
71 lines
2.1 KiB
Python
"""Objects catalog unittests."""
|
|
|
|
import unittest2 as unittest
|
|
|
|
from objects.catalog import AbstractCatalog
|
|
|
|
from objects.providers import Object
|
|
from objects.providers import Value
|
|
|
|
from objects.errors import Error
|
|
|
|
|
|
class CatalogTests(unittest.TestCase):
|
|
|
|
"""Catalog test cases."""
|
|
|
|
class Catalog(AbstractCatalog):
|
|
|
|
"""Test catalog."""
|
|
|
|
obj = Object(object())
|
|
another_obj = Object(object())
|
|
|
|
def test_get_used(self):
|
|
"""Test retrieving used provider."""
|
|
catalog = self.Catalog(self.Catalog.obj)
|
|
self.assertIsInstance(catalog.obj(), object)
|
|
|
|
def test_get_unused(self):
|
|
"""Test retrieving unused provider."""
|
|
catalog = self.Catalog()
|
|
self.assertRaises(Error, getattr, catalog, 'obj')
|
|
|
|
def test_all_providers(self):
|
|
"""Test getting of all catalog providers."""
|
|
self.assertTrue(len(self.Catalog.providers) == 2)
|
|
|
|
self.assertIn('obj', self.Catalog.providers)
|
|
self.assertIn(self.Catalog.obj, self.Catalog.providers.values())
|
|
|
|
self.assertIn('another_obj', self.Catalog.providers)
|
|
self.assertIn(self.Catalog.another_obj,
|
|
self.Catalog.providers.values())
|
|
|
|
def test_all_providers_by_type(self):
|
|
"""Test getting of all catalog providers of specific type."""
|
|
self.assertTrue(len(self.Catalog.filter(Object)) == 2)
|
|
self.assertTrue(len(self.Catalog.filter(Value)) == 0)
|
|
|
|
def test_metaclass_with_several_catalogs(self):
|
|
"""Test that metaclass work well with several catalogs."""
|
|
class Catalog1(AbstractCatalog):
|
|
|
|
"""Catalog1."""
|
|
|
|
provider = Object(object())
|
|
|
|
class Catalog2(AbstractCatalog):
|
|
|
|
"""Catalog2."""
|
|
|
|
provider = Object(object())
|
|
|
|
self.assertTrue(len(Catalog1.providers) == 1)
|
|
self.assertIs(Catalog1.provider, Catalog1.providers['provider'])
|
|
|
|
self.assertTrue(len(Catalog2.providers) == 1)
|
|
self.assertIs(Catalog2.provider, Catalog2.providers['provider'])
|
|
|
|
self.assertIsNot(Catalog1.provider, Catalog2.provider)
|