Merge 3.6: Issue #28409: regrtest: fix the parser of command line arguments.

1 files changed, 9 insertions, 0 deletions

diff --git a/Lib/test/test_regrtest.py b/Lib/test/test_regrtest.py
index 5de2a6f12e..d43160470f 100644
--- a/Lib/test/test_regrtest.py
+++ b/Lib/test/test_regrtest.py
@@ -299,6 +299,15 @@ class ParseArgsTestCase(unittest.TestCase):
         self.assertEqual(ns.verbose, 0)
         self.assertEqual(ns.args, ['foo'])
 
+    def test_arg_option_arg(self):
+        ns = libregrtest._parse_args(['test_unaryop', '-v', 'test_binop'])
+        self.assertEqual(ns.verbose, 1)
+        self.assertEqual(ns.args, ['test_unaryop', 'test_binop'])
+
+    def test_unknown_option(self):
+        self.checkError(['--unknown-option'],
+                        'unrecognized arguments: --unknown-option')
+
 
 class BaseTestCase(unittest.TestCase):
     TEST_UNIQUE_ID = 1