     }
     
     func testInsertSectionAtIndex() {
-        
-        var changeSet = CollectionChangeSet()
         
         changeSet.insertSectionAtIndex(1)
         

    
    func testUpdateSectionAtIndex() {
        
        var changeSet = CollectionChangeSet()
        
        changeSet.updateSectionAtIndex(2)
        
        let operations = changeSet.collectionOperations

    }
    
    func testRemoveSectionAtIndexReturnsIfThereIsResetOperation() {
        
        changeSet.replaceAllSections()
        changeSet.removeSectionAtIndex(22)
