GPL-732 tests for +ves report batch refactor (GPL-731)

[rl15]

User story
As a dev team we need to add tests to ensure changes made late on 3rd November are a sustainable change and producing right results confirmed to date only by manual testing.

Who are the primary contacts for this story
Andrew S
Steve I
Philip VV

Acceptance criteria
To be considered successful the solution must allow:

• Agree what we need to test
• Write tests
• Deploy to UAT
• Deploy to PROD

Dependencies

Additional context
Identified in stand up on 3rd Nov
Likert votes in slack in support of doing this

[rl15]

Slack channel consensus on 4th Nov is to do this.