bpo-37359: Add --cleanup option to python3 -m test (GH-14332) (GH-14334)

* regrtest: Add --cleanup option to remove "test_python_*" directories
  of previous failed test jobs.
* Add "make cleantest" to run "python3 -m test --cleanup".

(cherry picked from commit 47fbc4e45b35b3111e2d947a66490a43ac21d363)

1 files changed, 15 insertions, 0 deletions

diff --git a/Lib/test/test_regrtest.py b/Lib/test/test_regrtest.py
index b616e89..2b082b0 100644
--- a/Lib/test/test_regrtest.py
+++ b/Lib/test/test_regrtest.py
@@ -1124,6 +1124,21 @@ class ArgsTestCase(BaseTestCase):
                                   env_changed=[testname],
                                   fail_env_changed=True)
 
+    def test_cleanup(self):
+        dirname = os.path.join(self.tmptestdir, "test_python_123")
+        os.mkdir(dirname)
+        filename = os.path.join(self.tmptestdir, "test_python_456")
+        open(filename, "wb").close()
+        names = [dirname, filename]
+
+        cmdargs = ['-m', 'test',
+                   '--tempdir=%s' % self.tmptestdir,
+                   '--cleanup']
+        self.run_python(cmdargs)
+
+        for name in names:
+            self.assertFalse(os.path.exists(name), name)
+
 
 class TestUtils(unittest.TestCase):
     def test_format_duration(self):