Ticket #22478: 0002-Test-for-22478.patch

new file tests/test_suite_override/sample_app/__init__.py

@@ +1 @@
+# -*- coding: utf-8 -*-
+ No newline at end of file

new file tests/test_suite_override/sample_app/models.py

@@ +1 @@
+# -*- coding: utf-8 -*-
+from django.db import models
+
+class MyModel(models.Model):
+    title = models.CharField(max_length=200)
+ No newline at end of file

new file tests/test_suite_override/sample_app/tests/__init__.py

@@ +1 @@
+# -*- coding: utf-8 -*-
+from .test_module import *
+ No newline at end of file

new file tests/test_suite_override/sample_app/tests/test_module.py

@@ +1 @@
+# -*- coding: utf-8 -*-
+import unittest
+from django.test.utils import IgnoreAllDeprecationWarningsMixin
+
+
+class StubTest(IgnoreAllDeprecationWarningsMixin, unittest.TestCase):
+
+    def test_void(self):
+        """
+        This is actually a void test, just to check if it's loaded
+        """
+ No newline at end of file

tests/test_suite_override/tests.py

@@ -1 +1 @@
 import unittest
 
 from django.apps import apps
-from django.test.utils import IgnoreAllDeprecationWarningsMixin
+from django.test.utils import (IgnoreAllDeprecationWarningsMixin,
+                               override_settings)
 
 
 def suite():
@@ -24 +25 @@
         suite = build_suite(app_config)
         self.assertEqual(suite.countTestCases(), 1)
 
+    @override_settings(INSTALLED_APPS=['test_suite_override.sample_app'])
+    def test_build_tests(self):
+        """
+        This test is for #22478
+
+        when an application has test directory with tests organized in different
+        modules inside the test directory, every application module must be
+        checked for the passed test labels.
+        """
+        from django.test.simple import build_test
+        suite = build_test("sample_app.StubTest")
+        self.assertEqual(suite.countTestCases(), 1)
+
 
 class SampleTests(unittest.TestCase):
     """These tests should not be discovered, due to the custom suite."""