Change Details

As reported by https://doc.wikimedia.org/cover-extensions/CheckUser/src/Investigate/index.html, the code coverage over Investigate related code is low. Increasing it is important to ensure that the large changes needed to implement {T329189} do not cause a #regression. =====Acceptance criteria * [] Test coverage listed at https://doc.wikimedia.org/cover-extensions/CheckUser/src/Investigate/index.html is largely marked as covered, especially in the `Services` and `Pagers` folders

As reported by https://doc.wikimedia.org/cover-extensions/CheckUser/src/Investigate/index.html, the code coverage over Investigate related code is low. Increasing it is important to ensure that the large changes needed to implement {T329189} do not cause a #regression. =====Acceptance criteria * [x] Test coverage listed at https://doc.wikimedia.org/cover-extensions/CheckUser/src/Investigate/index.html is largely marked as covered, especially in the `Services` and `Pagers` folders

As reported by https://doc.wikimedia.org/cover-extensions/CheckUser/src/Investigate/index.html, the code coverage over Investigate related code is low. Increasing it is important to ensure that the large changes needed to implement {T329189} do not cause a #regression. =====Acceptance criteria * [x] Test coverage listed at https://doc.wikimedia.org/cover-extensions/CheckUser/src/Investigate/index.html is largely marked as covered, especially in the `Services` and `Pagers` folders