bpo-29958: Minor improvements to zipfile and tarfile CLI. (#944)
diff --git a/Lib/test/test_zipfile.py b/Lib/test/test_zipfile.py
index 47436e5..46a67d5 100644
--- a/Lib/test/test_zipfile.py
+++ b/Lib/test/test_zipfile.py
@@ -2140,6 +2140,16 @@
def zipfilecmd_failure(self, *args):
return script_helper.assert_python_failure('-m', 'zipfile', *args)
+ def test_bad_use(self):
+ rc, out, err = self.zipfilecmd_failure()
+ self.assertEqual(out, b'')
+ self.assertIn(b'usage', err.lower())
+ self.assertIn(b'error', err.lower())
+ self.assertIn(b'required', err.lower())
+ rc, out, err = self.zipfilecmd_failure('-l', '')
+ self.assertEqual(out, b'')
+ self.assertNotEqual(err.strip(), b'')
+
def test_test_command(self):
zip_name = findfile('zipdir.zip')
for opt in '-t', '--test':