[1.7.x] Tests for #22325

tests/migrations/test_executor.py

@@ -167,3 +167,25 @@ class ExecutorTests(MigrationTestBase):
         executor.migrate([("migrations", None)])
         self.assertTableNotExists("migrations_author")
         self.assertTableNotExists("migrations_tribble")
+
+    @override_settings(
+        MIGRATION_MODULES={"migrations": "migrations.test_migrations_custom_user"},
+        AUTH_USER_MODEL="migrations.Author",
+    )
+    def test_custom_user(self):
+        """
+        Regression test for #22325 - references to a custom user model defined in the
+        same app are not resolved correctly.
+        """
+        executor = MigrationExecutor(connection)
+        self.assertTableNotExists("migrations_author")
+        self.assertTableNotExists("migrations_tribble")
+        # Migrate forwards
+        executor.migrate([("migrations", "0001_initial")])
+        self.assertTableExists("migrations_author")
+        self.assertTableExists("migrations_tribble")
+        # And migrate back to clean up the database
+        executor.loader.build_graph()
+        executor.migrate([("migrations", None)])
+        self.assertTableNotExists("migrations_author")
+        self.assertTableNotExists("migrations_tribble")

tests/migrations/test_migrations_custom_user/0001_initial.py

+# encoding: utf8
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+from django.conf import settings
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+
+        migrations.CreateModel(
+            "Author",
+            [
+                ("id", models.AutoField(primary_key=True)),
+                ("name", models.CharField(max_length=255)),
+            ],
+        ),
+
+        migrations.CreateModel(
+            "Tribble",
+            [
+                ("id", models.AutoField(primary_key=True)),
+                ("author", models.ForeignKey(to=settings.AUTH_USER_MODEL, to_field="id")),
+            ],
+        )
+
+    ]