Added tests for fields module

tests/db/orm/django/__init__.py

@@ -0,0 +1,43 @@
+# -*- coding: utf-8 -*-
+import unittest
+
+from django.apps import apps
+from django.conf import settings
+from django.db import connections
+
+
+if not settings.configured:
+    settings.configure(
+        DATABASES={
+            'default': {
+                'ENGINE': 'django.db.backends.sqlite3',
+                'NAME': ':memory:',
+            }
+        },
+    )
+
+
+class DjangoUnitTest(unittest.TestCase):
+
+    models = []
+    apps = ()
+
+    @classmethod
+    def setUpClass(cls):
+        super(DjangoUnitTest, cls).setUpClass()
+        if apps:
+            apps.populate(cls.apps)
+
+        conn = connections['default']
+        with conn.schema_editor() as editor:
+            for model in cls.models:
+                editor.create_model(model)
+
+    @classmethod
+    def tearDownClass(cls):
+        super(DjangoUnitTest, cls).tearDownClass()
+
+        conn = connections['default']
+        with conn.schema_editor() as editor:
+            for model in cls.models:
+                editor.delete_model(model)