Merge commit from fork

Author: lukas-eu

Lib/ldap/filter.py

@@ -24,6 +24,8 @@ def escape_filter_chars(assertion_value,escape_mode=0):
       If 1 all NON-ASCII chars are escaped.
       If 2 all chars are escaped.
   """
+  if not isinstance(assertion_value, str):
+    raise TypeError("assertion_value must be of type str.")
   if escape_mode:
     r = []
     if escape_mode==1:

Tests/t_ldap_filter.py

@@ -49,6 +49,10 @@ def test_escape_filter_chars_mode1(self):
             ),
             r'\c3\a4\c3\b6\c3\bc\c3\84\c3\96\c3\9c\c3\9f'
         )
+        with self.assertRaises(TypeError):
+            escape_filter_chars(["abc@*()/xyz"], escape_mode=1)
+        with self.assertRaises(TypeError):
+            escape_filter_chars({"abc@*()/xyz": 1}, escape_mode=1)
 
     def test_escape_filter_chars_mode2(self):
         """