fixed scenario when tests run using cached sql schema

common/djangoapps/util/milestones_helpers.py

@@ -186,7 +186,13 @@ def fulfill_course_milestone(course_key, user):
     if not settings.FEATURES.get('MILESTONES_APP', False):
         return None
     from milestones import api as milestones_api
-    course_milestones = milestones_api.get_course_milestones(course_key=course_key, relationship="fulfills")
+    from milestones.exceptions import InvalidMilestoneRelationshipTypeException
+    try:
+        course_milestones = milestones_api.get_course_milestones(course_key=course_key, relationship="fulfills")
+    except InvalidMilestoneRelationshipTypeException:
+        # we have not seeded milestone relationship types
+        seed_milestone_relationship_types()
+        course_milestones = milestones_api.get_course_milestones(course_key=course_key, relationship="fulfills")
     for milestone in course_milestones:
         milestones_api.add_user_milestone({'id': user.id}, milestone)
 

scripts/reset-test-db.sh

@@ -28,7 +28,7 @@ DB_CACHE_DIR="common/test/db_cache"
 echo "CREATE DATABASE IF NOT EXISTS edxtest;" | mysql -u root
 
 # Clear out the test database
-./manage.py lms --settings bok_choy reset_db --traceback --noinput
+./manage.py lms --settings bok_choy flush --traceback --noinput
 
 # If there are cached database schemas/data, load them
 if [[ -f $DB_CACHE_DIR/bok_choy_schema.sql && -f $DB_CACHE_DIR/bok_choy_migrations_data.sql && -f $DB_CACHE_DIR/bok_choy_data.json ]]; then