--- a/tests/test-parseindex2.py	Wed Nov 06 19:01:14 2013 -0600
+++ b/tests/test-parseindex2.py	Tue Nov 26 16:14:22 2013 -0800
@@ -98,6 +98,14 @@
     return list(index), chunkcache
 
 def runtest() :
+    # Check that parse_index2() raises TypeError on bad arguments.
+    try:
+        parse_index2(0, True)
+    except TypeError:
+        pass
+    else:
+        print "Expected to get TypeError."
+
     py_res_1 = py_parseindex(data_inlined, True)
     c_res_1 = parse_index2(data_inlined, True)