1 files changed, 33 insertions, 0 deletions
diff --git a/gn2/tests/unit/utility/test_formatting.py b/gn2/tests/unit/utility/test_formatting.py
new file mode 100644
index 00000000..aad9735d
--- /dev/null
+++ b/gn2/tests/unit/utility/test_formatting.py
@@ -0,0 +1,33 @@
+import unittest
+from gn2.utility.formatting import numify, commify
+
+
+class TestFormatting(unittest.TestCase):
+    """Test formatting numbers by numifying or commifying"""
+
+    def test_numify(self):
+        "Test that a number is correctly converted to a English readable string"
+        self.assertEqual(numify(1, 'item', 'items'),
+                         'one item')
+        self.assertEqual(numify(2, 'book'), 'two')
+        self.assertEqual(numify(2, 'book', 'books'), 'two books')
+        self.assertEqual(numify(0, 'book', 'books'), 'zero books')
+        self.assertEqual(numify(0), 'zero')
+        self.assertEqual(numify(5), 'five')
+        self.assertEqual(numify(14, 'book', 'books'), '14 books')
+        self.assertEqual(numify(999, 'book', 'books'), '999 books')
+        self.assertEqual(numify(1000000, 'book', 'books'), '1,000,000 books')
+        self.assertEqual(numify(1956), '1956')
+
+    def test_commify(self):
+        "Test that commas are added correctly"
+        self.assertEqual(commify(1), '1')
+        self.assertEqual(commify(123), '123')
+        self.assertEqual(commify(1234), '1234')
+        self.assertEqual(commify(12345), '12,345')
+        self.assertEqual(commify(1234567890), '1,234,567,890')
+        self.assertEqual(commify(123.0), '123.0')
+        self.assertEqual(commify(1234.5), '1234.5')
+        self.assertEqual(commify(1234.56789), '1234.56789')
+        self.assertEqual(commify(123456.789), '123,456.789')
+        self.assertEqual(commify(None), None)