What is the .xctestrun file for?

[amesandy-zz]

No description provided.

[plu]

It contains necessary information to execute the tests. For each test target it contains an entry with the path to the test host, some environment variables, command line arguments, ...

This file is not only used by pxctest, but also by xcodebuild when you use test-without-building.

You can find an example here: https://github.com/plu/pxctest/blob/master/PXCTestKitTests/Fixtures/Sample_iphonesimulator10.3-x86_64.xctestrun