Tests/RunCMake/UnityBuild/unitybuild_c-check.cmake

set(unitybuild_c "${RunCMake_TEST_BINARY_DIR}/CMakeFiles/tgt.dir/Unity/unity_0_c.c")
if(NOT EXISTS "${unitybuild_c}")
  set(RunCMake_TEST_FAILED "Generated unity source files ${unitybuild_c} does not exist.")
  return()
endif()