Fix failing tests for 238d908.

test/unit/test_galaxy_mapping.py

@@ -413,7 +413,7 @@ def new_hda( self, history, **kwds ):
     @classmethod
     def setUpClass(cls):
         # Start the database and connect the mapping
-        cls.model = mapping.init( "/tmp", "sqlite:///:memory:", create_tables=True )
+        cls.model = mapping.init( "/tmp", "sqlite:///:memory:", create_tables=True, object_store=MockObjectStore() )
         assert cls.model.engine is not None
 
     @classmethod
@@ -442,6 +442,21 @@ def expunge(cls):
         cls.model.session.expunge_all()
 
 
+class MockObjectStore(object):
+
+    def __init__(self):
+        pass
+
+    def size(self, dataset):
+        return 42
+
+    def exists(self, *args, **kwds):
+        return True
+
+    def get_filename(self, *args, **kwds):
+        return "dataest_14.dat"
+
+
 def get_suite():
     suite = unittest.TestSuite()
     suite.addTest( MappingTests( "test_basic" ) )