We were able to find the root cause.
In our case, we were using 3rd party library (using Cocoapods). We changed the Mach-O type for that pod (inside the Pods.xcodeproj) to Static Library and the code coverage started working. By default, it was a Dynamic Library.
harsh_101
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
From
India