Index: spongenet/trunk/spongenet/expand.py
===================================================================
--- spongenet/trunk/spongenet/expand.py (revision 338)
+++ spongenet/trunk/spongenet/expand.py (revision 339)
@@ -295,4 +295,24 @@
     ...     shutil.rmtree(xmldir)
     >>> expand(zipdir,xmldir,zipdir_pattern,zipfile_pattern,xmlfile_pattern)
+    >>> xmlref_path = os.path.join(
+    ...                   os.path.dirname(
+    ...                       os.path.abspath(__file__)),
+    ...                   test_path, "xmlref")
+    >>> ref_paths = sorted(glob.glob(os.path.join(test_path, "xmlref",
+    ...                                           "*", "*.ref")))
+    >>> xml_paths = sorted(glob.glob(os.path.join(xmldir, "*", "*.xml")))
+    >>> paths = zip(ref_paths, xml_paths)
+    >>> truths = []
+    >>> for ref_path,xml_path in paths:
+    ...     ref_handle = open(ref_path)
+    ...     xml_handle = open(xml_path)
+    ...     reffile = ref_handle.read()
+    ...     xmlfile = xml_handle.read()
+    ...     ref_handle.close()
+    ...     xml_handle.close()
+    ...     truths.extend((reffile == xmlfile, 
+    ...                    os.path.exists(os.path.splitext(xml_path)[0]),))
+    >>> truths == [True, False,] * len(paths)
+    True
     """