My tests are XCTests and I'm using Objective-C instead of Swift.
I've seen some articles that tackle the topic, but the seem focused on older versions of Xcode, for example:
What would be the recommended approach to get code coverage on Xcode 6? Does Apple have something built in for code coverage, maybe via Xcode CI via OSX Server?
Take a look at frankencover.it
Usage:
FTW, it has an easy-to-remember dogue-speak-esque command line interface:
groovy http://appsquickly.github.io/frankencover.it/with --source-dir MyProject/Source
Terminal Output:
HTML Report: