test error message in test_invalid_enviroment_variables_config test.

salehmosleh · Jan 16, 2017 · e007601 · e007601
1 parent 79a9697
commit e007601
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/tests/test_config.py b/tests/test_config.py
@@ -302,12 +302,13 @@ def test_load_enviroment_variables_config(monkeypatch):
     assert app.cfg.workers == 4
 
 
-def test_invalid_enviroment_variables_config(monkeypatch):
+def test_invalid_enviroment_variables_config(monkeypatch, capsys):
     monkeypatch.setenv("GUNICORN_CMD_ARGS", "--foo=bar")
     with AltArgs():
         with pytest.raises(SystemExit):
             NoConfigApp()
-
+        _, err = capsys.readouterr()
+        assert  "error: unrecognized arguments: --foo" in err
 
 def test_cli_overrides_enviroment_variables_module(monkeypatch):
     monkeypatch.setenv("GUNICORN_CMD_ARGS", "--workers=4")