Issue 24199: Deprecate idlelib.idlever with a warning on import.

1 files changed, 9 insertions, 0 deletions

diff --git a/Lib/idlelib/idle_test/test_warning.py b/Lib/idlelib/idle_test/test_warning.py
index 18627ddd23..54ac993e88 100644
--- a/Lib/idlelib/idle_test/test_warning.py
+++ b/Lib/idlelib/idle_test/test_warning.py
@@ -68,6 +68,15 @@ class ShellWarnTest(unittest.TestCase):
                     'Test', UserWarning, 'test_warning.py', 99, f, 'Line of code')
             self.assertEqual(shellmsg.splitlines(), f.getvalue().splitlines())
 
+class ImportWarnTest(unittest.TestCase):
+    def test_idlever(self):
+        with warnings.catch_warnings(record=True) as w:
+            warnings.simplefilter("always")
+            import idlelib.idlever
+            self.assertEqual(len(w), 1)
+            self.assertTrue(issubclass(w[-1].category, DeprecationWarning))
+            self.assertIn("version", str(w[-1].message))
+
 
 if __name__ == '__main__':
     unittest.main(verbosity=2, exit=False)