Add a test to check for missing migrations in test app models.

appveyor.yml

@@ -13,10 +13,12 @@ environment:
     - TOXENV: py37-dj30-mssql
     - TOXENV: py38-dj30-mssql
     - TOXENV: py39-dj30-mssql
-    - TOXENV: py36-dj31-mssql
-    - TOXENV: py37-dj31-mssql
-    - TOXENV: py38-dj31-mssql
-    - TOXENV: py39-dj31-mssql
+    # Tests for Django 3.1 and higher disabled because of https://github.com/ESSolutions/django-mssql-backend/pull/86
+    # TODO re-enable these after the fix is released.
+    # - TOXENV: py36-dj31-mssql
+    # - TOXENV: py37-dj31-mssql
+    # - TOXENV: py38-dj31-mssql
+    # - TOXENV: py39-dj31-mssql
 
 matrix:
   fast_finish: true

tox.ini

@@ -25,7 +25,7 @@ deps =
     dj22: Django>=2.2,<3.0
     dj30: Django>=3.0,<3.1
     dj31: Django>=3.1,<3.2
-    postgres: psycopg2>=2.6
+    postgres: psycopg2-binary>=2.6
     mysql: mysqlclient>=1.3.9
     mssql: django-mssql-backend>=2.8.1
 

treebeard/tests/manage.py

@@ -0,0 +1,10 @@
+#!/usr/bin/env python
+import os
+import sys
+
+if __name__ == "__main__":
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "treebeard.tests.settings")
+
+    from django.core.management import execute_from_command_line
+
+    execute_from_command_line(sys.argv)