Fixed #29470 -- Logged makemigrations automatic decisions in non-interactive mode.

1 files changed, 22 insertions, 4 deletions

diff --git a/tests/migrations/test_commands.py b/tests/migrations/test_commands.py
index 3e76332630..7b173c68bc 100644
--- a/tests/migrations/test_commands.py
+++ b/tests/migrations/test_commands.py
@@ -1361,7 +1361,14 @@ class MakeMigrationsTests(MigrationTestBase):
 
         with self.assertRaises(SystemExit):
             with self.temporary_migration_module(module="migrations.test_migrations_no_default"):
-                call_command("makemigrations", "migrations", interactive=False)
+                with captured_stdout() as out:
+                    call_command('makemigrations', 'migrations', interactive=False)
+        self.assertIn(
+            "Field 'silly_int' on model 'sillymodel' not migrated: it is "
+            "impossible to add a non-nullable field without specifying a "
+            "default.",
+            out.getvalue(),
+        )
 
     def test_makemigrations_interactive_not_null_addition(self):
         """
@@ -1417,10 +1424,15 @@ class MakeMigrationsTests(MigrationTestBase):
             class Meta:
                 app_label = "migrations"
 
-        out = io.StringIO()
         with self.temporary_migration_module(module="migrations.test_migrations"):
-            call_command("makemigrations", "migrations", interactive=False, stdout=out)
+            with captured_stdout() as out:
+                call_command('makemigrations', 'migrations', interactive=False)
         self.assertIn("Alter field slug on author", out.getvalue())
+        self.assertIn(
+            "Field 'slug' on model 'author' given a default of NOT PROVIDED "
+            "and must be corrected.",
+            out.getvalue(),
+        )
 
     def test_makemigrations_interactive_not_null_alteration(self):
         """
@@ -1884,8 +1896,14 @@ class MakeMigrationsTests(MigrationTestBase):
                 app_label = 'migrations'
 
         with self.temporary_migration_module(module='migrations.test_auto_now_add'):
-            with self.assertRaises(SystemExit):
+            with self.assertRaises(SystemExit), captured_stdout() as out:
                 call_command('makemigrations', 'migrations', interactive=False)
+        self.assertIn(
+            "Field 'creation_date' on model 'entry' not migrated: it is "
+            "impossible to add a field with 'auto_now_add=True' without "
+            "specifying a default.",
+            out.getvalue(),
+        )
 
     def test_makemigrations_interactive_unique_callable_default_addition(self):
         """