Tests for Subscription and Suggested Meetup features

[sammy1997]

Description

As a developer, I need to add sufficient tests, so that coverage targets can be met.

Acceptance Criteria

Update [Required]

• [ ] Add tests to cover the code added for Subscription feature
• [ ] Add tests to cover the code added for Suggested Meetup feature

Definition of Done

• [ ] All of the required items are completed.
• [ ] Approval by 1 mentor.

Estimation

5-6 days