1 files changed, 11 insertions, 0 deletions
diff --git a/tests/test_cmd2.py b/tests/test_cmd2.py
index 33f5d86e..9dcfe692 100644
--- a/tests/test_cmd2.py
+++ b/tests/test_cmd2.py
@@ -1705,6 +1705,17 @@ def test_unalias_non_existing(base_app, capsys):
     out, err = capsys.readouterr()
     assert "does not exist" in err
 
+@pytest.mark.parametrize('alias_name', [
+    '">"',
+    '"no>pe"'
+    '"no spaces"',
+    '"nopipe|"',
+    '"noterm;"',
+])
+def test_create_invalid_alias(base_app, alias_name, capsys):
+    run_cmd(base_app, 'alias {} help'.format(alias_name))
+    out, err = capsys.readouterr()
+    assert "can not contain" in err
 
 def test_ppaged(base_app):
     msg = 'testing...'