another revert

course_discovery/apps/publisher/tests/test_signals.py

+import datetime
 import json
 
 import mock
@@ -13,12 +14,11 @@ from course_discovery.apps.course_metadata.tests.factories import CourseRunFacto
 from course_discovery.apps.course_metadata.tests.factories import OrganizationFactory
 from course_discovery.apps.publisher.studio_api_utils import StudioAPI
 from course_discovery.apps.publisher.tests.factories import CourseRunFactory, OrganizationExtensionFactory
-from course_discovery.apps.publisher.tests.utils import MockedStartEndDateTestCase
 
 
 @freeze_time('2017-01-01T00:00:00Z')
 @pytest.mark.django_db
-class TestCreateCourseRunInStudio(MockedStartEndDateTestCase):
+class TestCreateCourseRunInStudio:
     @override_switch('enable_publisher_create_course_run_in_studio', active=True)
     def test_create_course_run_in_studio_without_partner(self):
         with mock.patch('course_discovery.apps.publisher.signals.logger.error') as mock_logger:
@@ -54,6 +54,7 @@ class TestCreateCourseRunInStudio(MockedStartEndDateTestCase):
     def test_create_course_run_in_studio(self, mock_access_token):  # pylint: disable=unused-argument
         organization = OrganizationFactory()
         partner = organization.partner
+        start = datetime.datetime.utcnow()
         course_run_key = 'course-v1:TestX+Testing101x+1T2017'
 
         body = {'id': course_run_key}
@@ -69,6 +70,7 @@ class TestCreateCourseRunInStudio(MockedStartEndDateTestCase):
         responses.add(responses.POST, url, json=body, status=200)
         with mock.patch('course_discovery.apps.publisher.signals.logger.exception') as mock_logger:
             publisher_course_run = CourseRunFactory(
+                start=start,
                 lms_course_id=None,
                 course__organizations=[organization]
             )
@@ -92,6 +94,7 @@ class TestCreateCourseRunInStudio(MockedStartEndDateTestCase):
         partner = organization.partner
         course_key = '{org}+{number}'.format(org=organization.key, number=number)
         discovery_course_run = DiscoveryCourseRunFactory(course__partner=partner, course__key=course_key)
+        start = datetime.datetime.utcnow()
         course_run_key = 'course-v1:TestX+Testing101x+1T2017'
 
         body = {'id': course_run_key}
@@ -110,6 +113,7 @@ class TestCreateCourseRunInStudio(MockedStartEndDateTestCase):
         responses.add(responses.POST, url, json=body, status=200)
 
         publisher_course_run = CourseRunFactory(
+            start=start,
             lms_course_id=None,
             course__organizations=[organization],
             course__number=number
@@ -128,6 +132,7 @@ class TestCreateCourseRunInStudio(MockedStartEndDateTestCase):
     def test_create_course_run_in_studio_with_image_failure(self, __, ___):  # pylint: disable=unused-argument
         organization = OrganizationFactory()
         partner = organization.partner
+        start = datetime.datetime.utcnow()
         course_run_key = 'course-v1:TestX+Testing101x+1T2017'
 
         body = {'id': course_run_key}
@@ -137,6 +142,7 @@ class TestCreateCourseRunInStudio(MockedStartEndDateTestCase):
 
         with mock.patch('course_discovery.apps.publisher.signals.logger.exception') as mock_logger:
             publisher_course_run = CourseRunFactory(
+                start=start,
                 lms_course_id=None,
                 course__organizations=[organization]
             )
@@ -153,6 +159,7 @@ class TestCreateCourseRunInStudio(MockedStartEndDateTestCase):
     def test_create_course_run_in_studio_with_image_api_failure(self, mock_access_token):
         organization = OrganizationFactory()
         partner = organization.partner
+        start = datetime.datetime.utcnow()
         course_run_key = 'course-v1:TestX+Testing101x+1T2017'
 
         body = {'id': course_run_key}
@@ -169,6 +176,7 @@ class TestCreateCourseRunInStudio(MockedStartEndDateTestCase):
 
         with mock.patch('course_discovery.apps.publisher.signals.logger.exception') as mock_logger:
             publisher_course_run = CourseRunFactory(
+                start=start,
                 lms_course_id=None,
                 course__organizations=[organization]
             )