--- /dev/null
+""" this module tests the util.py module """
+import unittest
+
+import util
+
+NUMBERS = { 12345:'12,345', 12345.23:'12,345.23', 1234:'1,234'}
+
+class TestUtil(unittest.TestCase):
+ def test_comma(self):
+ for number in NUMBERS.keys():
+ self.assertEqual(util.comma(number), NUMBERS[number])
+
+
+