--- a/test_pydertron.py	Thu Sep 10 14:27:28 2009 -0700
+++ b/test_pydertron.py	Thu Sep 10 14:36:17 2009 -0700
@@ -30,26 +30,43 @@
 if __name__ == '__main__':
     base_libpath = os.path.join("interoperablejs-read-only",
                                 "compliance")
-    if not os.path.exists(base_libpath):
+
+    if len(sys.argv) == 2 and sys.argv[1] == '--with-http':
+        with_http = True
+    else:
+        with_http = False
+
+    if not os.path.exists(base_libpath) and not with_http:
         print "Please run the following command and then re-run "
         print "this script:"
         print
         print ("svn checkout "
                "http://interoperablejs.googlecode.com/svn/trunk/ "
                "interoperablejs-read-only")
+        print
+        print "Alternatively, run this script with the '--with-http' "
+        print "option to run the tests over http."
         sys.exit(1)
 
-    dirs = [(os.path.join(base_libpath, name), name)
-            for name in os.listdir(base_libpath)
-            if name not in ['.svn', 'ORACLE']]
+    BASE_URL = "http://interoperablejs.googlecode.com/svn/trunk/compliance/"
+
+    if with_http:
+        names = ['absolute', 'cyclic', 'determinism', 'exactExports',
+                 'hasOwnProperty', 'method', 'missing', 'monkeys',
+                 'nested', 'reflexive', 'relative', 'transitive']
+        dirs = [("%s%s/"% (BASE_URL, name), name)
+                for name in names]
+        fsfactory = HttpFileSystem
+    else:
+        dirs = [(os.path.join(base_libpath, name), name)
+                for name in os.listdir(base_libpath)
+                if name not in ['.svn', 'ORACLE']]
+        fsfactory = SandboxedFileSystem
 
     totals = {'pass': 0, 'fail': 0}
 
-    BASE_URL = "http://interoperablejs.googlecode.com/svn/trunk/compliance/"
-
     for libpath, name in dirs:
-        #fs = HttpFileSystem("%s%s/"% (BASE_URL, name))
-        fs = SandboxedFileSystem(libpath)
+        fs = fsfactory(libpath)
         stats = run_test(name, fs)
         totals['pass'] += stats['pass']
         totals['fail'] += stats['fail']