include(RunCMake)

function(run_cmake_intdir_strategy base strategy kind)
  if (kind STREQUAL "Object")
    set(varname "CMAKE_INTERMEDIATE_DIR_STRATEGY")
  elseif (kind STREQUAL "Autogen")
    set(varname "CMAKE_AUTOGEN_INTERMEDIATE_DIR_STRATEGY")
  else ()
    message(FATAL_ERROR "unsupported kind: ${kind}")
  endif ()
  unset(ENV{${varname}})

  if (base STREQUAL "IntDirStrategyCache")
    set(RunCMake_TEST_OPTIONS -D${varname}=${strategy})
  elseif (base STREQUAL "IntDirStrategyEnv")
    set(ENV{${varname}} "${strategy}")
  else ()
    message(FATAL_ERROR "unsupported base: ${base}")
  endif ()
  set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/${kind}${base}${strategy}-build)
  run_cmake(${kind}${base}${strategy})
endfunction()

foreach (kind IN ITEMS Object Autogen)
  foreach (strategy IN ITEMS INVALID FULL SHORT)
    run_cmake_intdir_strategy(IntDirStrategyCache ${strategy} ${kind})
    run_cmake_intdir_strategy(IntDirStrategyEnv ${strategy} ${kind})
  endforeach ()
endforeach ()

# The following tests perform installation of `OBJECT` libraries which does not
# work with multi-arch compilation under Xcode.
if (RunCMake_GENERATOR STREQUAL "Xcode" AND "$ENV{CMAKE_OSX_ARCHITECTURES}" MATCHES "[;$]")
  return ()
endif ()

run_cmake(Inspect)
include("${RunCMake_BINARY_DIR}/Inspect-build/info.cmake")

function(run_install_test case)
  set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/${case}-build)
  set(RunCMake_TEST_OPTIONS -DCMAKE_BUILD_TYPE:STRING=Debug "-DCMAKE_INSTALL_PREFIX:PATH=${RunCMake_TEST_BINARY_DIR}/fake_install")
  run_cmake(${case})
  set(RunCMake_TEST_NO_CLEAN 1)
  run_cmake_command(${case}-build ${CMAKE_COMMAND} --build . --config Debug)
  run_cmake_command(${case}-install ${CMAKE_COMMAND} --install . --config Debug --prefix "${RunCMake_TEST_BINARY_DIR}/real_install")
endfunction()

if (RunCMake_GENERATOR MATCHES "(Ninja|Makefiles|Visual Studio)")
  run_install_test(ShortObjectDoesntChangeInstall)
endif ()