new: add Research-Object-pickling test

Author: psafont

tests/test_provenance.py

@@ -6,6 +6,10 @@
 import sys
 import tempfile
 from io import open
+try:
+    import cPickle as pickle
+except ImportError:
+    import pickle
 
 from six.moves import urllib
 
@@ -689,3 +693,7 @@ def test_whoami():
 def test_research_object():
     # TODO: Test ResearchObject methods
     pass
+
+# Reasearch object may need to be pickled (for Toil)
+def test_research_object_picklability(research_object):
+    assert pickle.dumps(research_object) is not None