Adds --staging flag create-dev-data.py for tests

We now have --staging flag to the create-dev-data.py script so
that we can easily create an user in the staging or prodcution test
and then use the functional tests to test the instance.

securedrop/create-dev-data.py

@@ -3,6 +3,8 @@
 
 import datetime
 import os
+import sys
+import argparse
 from sqlalchemy.exc import IntegrityError
 
 os.environ["SECUREDROP_ENV"] = "dev"  # noqa
@@ -74,10 +76,19 @@ def create_source_and_submissions(num_submissions=2):
     test_password = "correct horse battery staple profanity oil chewy"
     test_otp_secret = "JHCOGO7VCER3EJ4L"
 
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--staging", help="Adding user for staging tests.",
+                    action="store_true")
+    args = parser.parse_args()
     add_test_user("journalist",
                   test_password,
                   test_otp_secret,
                   is_admin=True)
+
+    # If staging, we only need the journalist user (admin)
+    if args.staging:
+        sys.exit(0)
+
     add_test_user("dellsberg",
                   test_password,
                   test_otp_secret,

securedrop/tests/functional/README.md

@@ -3,7 +3,7 @@
 - `sudo -u www-data bash`
 - `cd /var/wwww/securedrop/`
 - `./manage.py reset`    # This will clean the DB for testing
-- `./create-demo-user.py`  
+- `./create-dev-data.py --staging`
 
 Update this information to the `tests/functional/instance_information.json file.