anchor.diff:        expect(td, isNotNull);
         tempContent = td;
   
  -      print('temp dir for content: $td');
  +      //logMessage('temp dir for content: $td');
         final populater = new MapDirectoryPopulater(_initialContentMap);
         return tempContent.populate(populater);
       }).chain((TempDir dir) {
  
positive.code:       gitDir = items.item2;
  
        // remove me
        print('git dir at ${gitDir.path}');
  
        // verify the new _gitDir has no branches
        return gitDir.getBranches();
  
negative.code:       // TODO: test for failure when adding a file that doesn't exist
        // TODO: test for failure w/ a dir?
  
        tempGitDir.dispose();
        tempContent.dispose();
  
      });
  
    expectFutureComplete(future);
  