add a test to make sure we don't have any more missing migrations

axes/tests/test_models.py

@@ -0,0 +1,27 @@
+from django.test import TestCase
+
+
+class MigrationsCheck(TestCase):
+    def setUp(self):
+        from django.utils import translation
+        self.saved_locale = translation.get_language()
+        translation.deactivate_all()
+
+    def tearDown(self):
+        if self.saved_locale is not None:
+            from django.utils import translation
+            translation.activate(self.saved_locale)
+
+    def test_missing_migrations(self):
+        from django.db import connection
+        from django.apps.registry import apps
+        from django.db.migrations.executor import MigrationExecutor
+        executor = MigrationExecutor(connection)
+        from django.db.migrations.autodetector import MigrationAutodetector
+        from django.db.migrations.state import ProjectState
+        autodetector = MigrationAutodetector(
+            executor.loader.project_state(),
+            ProjectState.from_apps(apps),
+        )
+        changes = autodetector.changes(graph=executor.loader.graph)
+        self.assertEqual({}, changes)