added NL test cases

num2words/lang_NL.py

@@ -141,7 +141,6 @@ def main():
              -21212121211221211111, -2.121212, -1.0000100]:
         n2w.test(val)
 
-    # n2w.test(1325325436067876801768700107601001012212132143210473207540327057320957032975032975093275093275093270957329057320975093272950730)
     n2w.test(3000000)
     n2w.test(3000000000001)
     n2w.test(3000000324566)

tests/test_nl.py

@@ -0,0 +1,52 @@
+# -*- encoding: utf-8 -*-
+# Copyright (c) 2015, Savoir-faire Linux inc.  All Rights Reserved.
+
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+# MA 02110-1301 USA
+
+from __future__ import unicode_literals
+
+from unittest import TestCase
+
+from num2words import num2words
+
+class Num2WordsNLTest(TestCase):
+    def test_ordinal_less_than_twenty(self):
+        self.assertEqual(num2words(7, ordinal=True, lang='nl'), "zevende")
+        self.assertEqual(num2words(8, ordinal=True, lang='nl'), "achtste")
+        self.assertEqual(num2words(12, ordinal=True, lang='nl'), "twaalfde")
+        self.assertEqual(num2words(17, ordinal=True, lang='nl'), "zeventiende")
+
+    def test_ordinal_more_than_twenty(self):
+        self.assertEqual(num2words(81, ordinal=True, lang='nl'), "eenentachtigste")
+
+    def test_ordinal_at_crucial_number(self):
+        self.assertEqual(num2words(100, ordinal=True, lang='nl'), "honderdste")
+        self.assertEqual(num2words(1000, ordinal=True, lang='nl'), "duizendste")
+        self.assertEqual(num2words(4000, ordinal=True, lang='nl'), "vierduizendste")
+        self.assertEqual(num2words(2000000, ordinal=True, lang='nl'), "twee miljoenste")
+        self.assertEqual(num2words(5000000000, ordinal=True, lang='nl'), "vijf miljardste")
+
+    def test_cardinal_at_some_numbers(self):
+        self.assertEqual(num2words(1013, lang='nl'), "duizenddertien")
+        self.assertEqual(num2words(2000000, lang='nl'), "twee miljoen")
+        self.assertEqual(num2words(4000000000, lang='nl'), "vier miljard")
+
+    def test_cardinal_for_decimal_number(self):
+        self.assertEqual(num2words(3.486, lang='nl'), "drie komma vier acht zes")
+
+    def test_ordinal_for_negative_numbers(self):
+        self.assertRaises(TypeError, num2words, -12, ordinal=True, lang='nl')
+
+    def test_ordinal_for_floating_numbers(self):
+        self.assertRaises(TypeError, num2words, 2.453, ordinal=True, lang='nl')