Election is not terminated as never effective after class change

Company Name - For QA FDU For HSPL
EE - Son Hoang 300000531

Prerequisite - Enrollment Effective date - 10/04/2017 today's date (Company Information)

Step-
1.Login to applciation using partner credential
2.Seach company and select company
3.Search Employee and navigate to Enroll now screen
4.Enrolled into Medical plan with effective date 10/04/2017
5.Now navigate to Class chnage page.
6.Update class to Class A with eff. 10/04/2017 and click on Save
7.Navigate to View history

Actual - Termination date set - 10/31/2017 (End Of Month)

Expected - It should be 10/03/2017