diff --git a/tests/test_format.py b/tests/test_format.py
index 366103a..f1d6ac4 100644
--- a/tests/test_format.py
+++ b/tests/test_format.py
@@ -32,6 +32,8 @@ class TextToXMLTestCase(unittest.TestCase):
         ('>', '>'),
         ('"', '"'),
         ("'", '''),
+        ("too many blank lines (3 > 2)", 'too many blank lines (3 > 2)'),
+        ('line too long (100 > 80 characters)', 'line too long (100 > 80 characters)')
     )
     @ddt.unpack
     def test_specials_chars(self, inp, out):