Implement session-based and OAuth 2 authentications

Relates #21. Please see acceptance docs for feature details.

Signed-off-by: Aaron Tan <jangsutsr@gmail.com>

awx/main/tests/functional/conftest.py

@@ -47,6 +47,7 @@ from awx.main.models.notifications import (
 )
 from awx.main.models.workflow import WorkflowJobTemplate
 from awx.main.models.ad_hoc_commands import AdHocCommand
+from awx.main.models import Application
 
 __SWAGGER_REQUESTS__ = {}
 
@@ -535,6 +536,9 @@ def _request(verb):
 
         view, view_args, view_kwargs = resolve(urlparse(url)[2])
         request = getattr(APIRequestFactory(), verb)(url, **kwargs)
+        if isinstance(kwargs.get('cookies', None), dict):
+            for key, value in kwargs['cookies'].items():
+                request.COOKIES[key] = value
         if middleware:
             middleware.process_request(request)
         if user:
@@ -545,7 +549,7 @@ def _request(verb):
             middleware.process_response(request, response)
         if expect:
             if response.status_code != expect:
-                if response.data is not None:
+                if getattr(response, 'data', None):
                     try:
                         data_copy = response.data.copy()
                         # Make translated strings printable
@@ -558,7 +562,6 @@ def _request(verb):
                                 response.data[key] = str(value)
                     except Exception:
                         response.data = data_copy
-                print(response.data)
             assert response.status_code == expect
         if hasattr(response, 'render'):
             response.render()
@@ -727,3 +730,11 @@ def get_db_prep_save(self, value, connection, **kwargs):
 @pytest.fixture
 def monkeypatch_jsonbfield_get_db_prep_save(mocker):
     JSONField.get_db_prep_save = get_db_prep_save
+
+
+@pytest.fixture
+def oauth_application(admin):
+    return Application.objects.create(
+        name='test app', user=admin, client_type='confidential',
+        authorization_grant_type='password'
+    )