Test / testOptions += {
val baseDir = baseDirectory.value
Tests.Setup { () =>
IO.touch(baseDir / "setup")
}
val t = baseDirectory.value / "tested"
val c = baseDirectory.value / "cleanup"
Tests.Cleanup { () =>
// assert(t.exists, "Didn't exist: " + t.getAbsolutePath)
IO.delete(t)
IO.touch(c)