# HG changeset patch
# Parent af28c5c8e3664f4dac967e7d055b4891e43b1e5a
diff --git a/Lib/test/test_concurrent_futures.py b/Lib/test/test_concurrent_futures.py
--- a/Lib/test/test_concurrent_futures.py
+++ b/Lib/test/test_concurrent_futures.py
@@ -629,19 +629,27 @@
 
         self.assertTrue(isinstance(f1.exception(timeout=5), OSError))
 
+test_cases = (ProcessPoolExecutorTest,
+              ThreadPoolExecutorTest,
+              ProcessPoolWaitTests,
+              ThreadPoolWaitTests,
+              ProcessPoolAsCompletedTests,
+              ThreadPoolAsCompletedTests,
+              FutureTests,
+              ProcessPoolShutdownTest,
+              ThreadPoolShutdownTest,)
+
+def load_tests(loader, tests, pattern):
+    suite = unittest.TestSuite()
+    for test_class in test_cases:
+        tests = loader.loadTestsFromTestCase(test_class)
+        suite.addTests(tests)
+    return suite
+
 @test.support.reap_threads
 def test_main():
     try:
-        test.support.run_unittest(ProcessPoolExecutorTest,
-                                  ThreadPoolExecutorTest,
-                                  ProcessPoolWaitTests,
-                                  ThreadPoolWaitTests,
-                                  ProcessPoolAsCompletedTests,
-                                  ThreadPoolAsCompletedTests,
-                                  FutureTests,
-                                  ProcessPoolShutdownTest,
-                                  ThreadPoolShutdownTest,
-                                  )
+        test.support.run_unittest(*test_cases)
     finally:
         test.support.reap_children()