fix rule34 header and add test

modules/rule34.py

@@ -1,6 +1,6 @@
 #!/usr/bin/python3
 """
-rule34.py - urban dictionary module
+rule34.py - rule 34 module
 author: mutantmonkey <mutantmonkey@mutantmonkey.in>
 """
 

modules/test/test_rule34.py

@@ -0,0 +1,29 @@
+"""
+test_rule34.py - tests for the rule 34 module
+author: mutantmonkey <mutantmonkey@mutantmonkey.in>
+"""
+
+import re
+import unittest
+from mock import MagicMock, Mock
+from modules.rule34 import rule34
+
+
+class TestRule34(unittest.TestCase):
+    def setUp(self):
+        self.phenny = MagicMock()
+
+    def test_result(self):
+        input = Mock(group=lambda x: 'python')
+        rule34(self.phenny, input)
+
+        out = self.phenny.reply.call_args[0][0]
+        m = re.match('^!!NSFW!! -> http://rule34\.xxx/.* <- !!NSFW!!$', out,
+                flags=re.UNICODE)
+        self.assertTrue(m)
+    def test_none(self):
+        input = Mock(group=lambda x: '__no_results_for_this__')
+        rule34(self.phenny, input)
+
+        self.phenny.reply.assert_called_once_with(
+                "You just broke Rule 34! Better start uploading...")