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cmake_minimum_required(VERSION 3.31)
project(TestRBENV LANGUAGES NONE)
include(CTest)
# Test environment has RBENV_ROOT setup
find_program (rbenv
NAMES rbenv
NAMES_PER_DIR
PATHS "$ENV{HOME}/.rbenv/bin/rbenv" ENV RBENV_ROOT
PATH_SUFFIXES bin Scripts
NO_CACHE)
execute_process (COMMAND "${rbenv}" "which" "ruby"
RESULT_VARIABLE result
OUTPUT_VARIABLE RBENV_RUBY
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
# Make sure we found a valid Ruby interpreter
if(NOT RBENV_RUBY)
message(FATAL_ERROR "Unable to find RBENV using RBENV_ROOT ${RBENV_ROOT}")
endif()
# Get the version of rbenv Ruby
execute_process (COMMAND "${RBENV_RUBY}" -e "puts RUBY_VERSION"
RESULT_VARIABLE result
OUTPUT_VARIABLE RBENV_RUBY_VERSION
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (result)
message (FATAL_ERROR "Unable to detect rbenv ruby version from '${RBENV_RUBY}': ${RBENV_RUBY_VERSION}")
endif()
# Find system Ruby
execute_process(COMMAND "${CMAKE_COMMAND}" -E env PATH=/usr/bin:/bin "which" "ruby"
RESULT_VARIABLE result
OUTPUT_VARIABLE SYSTEM_RUBY
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (SYSTEM_RUBY MATCHES "${RBENV_RUBY}")
message(FATAL_ERROR "System Ruby (${SYSTEM_RUBY}) matches rbenv Ruby (${RBENV_RUBY})")
endif()
# Get version of the system Ruby
execute_process (COMMAND "${SYSTEM_RUBY}" -e "puts RUBY_VERSION"
RESULT_VARIABLE result
OUTPUT_VARIABLE SYSTEM_RUBY_VERSION
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (result)
message (FATAL_ERROR "Unable to detect system ruby version from '${SYSTEM_RUBY}': ${SYSTEM_RUBY_VERSION}")
endif()
if(SYSTEM_RUBY_VERSION VERSION_EQUAL RBENV_RUBY_VERSION)
message(FATAL_ERROR "Your RBENV Ruby Version and standard ruby version are the same (${RBENV_RUBY_VERSION}).")
endif()
message(STATUS "Found standard Ruby (${SYSTEM_RUBY_VERSION}): ${SYSTEM_RUBY}")
message(STATUS "Found rbenv Ruby (${RBENV_RUBY_VERSION}): ${RBENV_RUBY}")
add_test(NAME FindRuby.RbenvDefault
COMMAND "${CMAKE_COMMAND}" -E env "RBENV_ROOT=$ENV{RBENV_ROOT}"
"${CMAKE_COMMAND}" "-DRBENV_RUBY=${RBENV_RUBY}" "-DSYSTEM_RUBY=${SYSTEM_RUBY}" "-DRBENV_RUBY_VERSION=${RBENV_RUBY_VERSION}" "-DSYSTEM_RUBY_VERSION=${SYSTEM_RUBY_VERSION}"
-P "${CMAKE_CURRENT_LIST_DIR}/RbenvDefault.cmake")
add_test(NAME FindRuby.RbenvOnly
COMMAND "${CMAKE_COMMAND}" -E env "RBENV_ROOT=$ENV{RBENV_ROOT}"
"${CMAKE_COMMAND}" "-DRBENV_RUBY=${RBENV_RUBY}" "-DSYSTEM_RUBY=${SYSTEM_RUBY}" "-DRBENV_RUBY_VERSION=${RBENV_RUBY_VERSION}" "-DSYSTEM_RUBY_VERSION=${SYSTEM_RUBY_VERSION}"
-P "${CMAKE_CURRENT_LIST_DIR}/RbenvOnly.cmake")
add_test(NAME FindRuby.RbenvStandard
COMMAND "${CMAKE_COMMAND}" -E env "RBENV_ROOT=$ENV{RBENV_ROOT}"
"${CMAKE_COMMAND}" "-DRBENV_RUBY=${RBENV_RUBY}" "-DSYSTEM_RUBY=${SYSTEM_RUBY}" "-DRBENV_RUBY_VERSION=${RBENV_RUBY_VERSION}" "-DSYSTEM_RUBY_VERSION=${SYSTEM_RUBY_VERSION}"
-P "${CMAKE_CURRENT_LIST_DIR}/RbenvStandard.cmake")
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