Remove unnecessary double printing of filename
diff --git a/tests/pretty_format_json_test.py b/tests/pretty_format_json_test.py
index 6cfe772..b42e504 100644
--- a/tests/pretty_format_json_test.py
+++ b/tests/pretty_format_json_test.py
@@ -131,11 +131,9 @@
+ "foo": "bar"
}}
'''.format(a, b)
- expected_err = 'File {} is not pretty-formatted\n'.format(resource_path)
-
actual_retval = main([resource_path])
actual_out, actual_err = capsys.readouterr()
assert actual_retval == expected_retval
assert actual_out == expected_out
- assert actual_err == expected_err
+ assert actual_err == ''