tests for ldap.filter

Tests/t_ldap_filter.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+"""
+Automatic tests for module ldap.filter
+"""
+
+# from Python's standard lib
+import unittest
+
+# from python-ldap
+from ldap.filter import escape_filter_chars
+
+
+class TestDN(unittest.TestCase):
+    """
+    test ldap.functions
+    """
+
+    def test_escape_filter_chars(self):
+        """
+        test function is_dn()
+        """
+        self.assertEquals(escape_filter_chars(r'foobar'), 'foobar')
+        self.assertEquals(escape_filter_chars(r'foo\bar'), r'foo\5cbar')
+
+
+if __name__ == '__main__':
+    unittest.main()