FindGTest.cmake

#
# Find gtest Google Test includes and library
#
# gtest
# It can be found at:
#     http://amas.web.psi.ch/tools/GSL/index.html
#
# GTEST_INCLUDE_DIR - where to find gtest/gtest.h
# GTEST_LIBRARY     - libgtest.a path
# GTEST_MAIN_LIBRARY     - libgtest_main.a path
# GTEST_FOUND       - do not attempt to use if "no" or undefined.

FIND_PATH(GTEST_INCLUDE_DIR gtest/gtest.h
    HINTS $ENV{GTEST_INCLUDE_PATH} $ENV{GTEST_INCLUDE_DIR} $ENV{GTEST_PREFIX}/include $ENV{GTEST_ROOT}/include ${PROJECT_SOURCE_DIR}/tests/tools/gtest/include
    PATHS ENV CPP_INCLUDE_PATH
)

FIND_LIBRARY(GTEST_LIBRARY gtest
    HINTS $ENV{GTEST_LIBRARY_PATH} $ENV{GTEST_LIBRARY_DIR} $ENV{GTEST_PREFIX}/lib $ENV{GTEST_ROOT}/lib $ENV{GTEST}/lib ${PROJECT_SOURCE_DIR}/tests/tools/gtest/lib
    PATHS ENV LIBRARY_PATH
)

FIND_LIBRARY(GTEST_LIBRARY_MAIN gtest_main
    HINTS $ENV{GTEST_LIBRARY_PATH} $ENV{GTEST_LIBRARY_DIR} $ENV{GTEST_PREFIX}/lib $ENV{GTEST_ROOT}/lib $ENV{GTEST}/lib ${PROJECT_SOURCE_DIR}/tests/tools/gtest/lib
    PATHS ENV LIBRARY_PATH
)

set( GTEST_BOTH_LIBRARIES
    ${GTEST_LIBRARY}
    ${GTEST_LIBRARY_MAIN}
)

set (GTEST_INCLUDE_DIRS
    ${GTEST_INCLUDE_DIR}
)

set (GTEST_MAIN_LIBRARIES
    ${GTEST_LIBRARY_MAIN}
)

set (GTEST_LIBRARIES
    ${GTEST_LIBRARY}
)

IF(GTEST_INCLUDE_DIR AND GTEST_LIBRARY AND GTEST_LIBRARY_MAIN)
    SET( GTEST_FOUND "YES" )
ENDIF()

IF (GTEST_FOUND)
   IF (NOT GTEST_FIND_QUIETLY)
      MESSAGE(STATUS "Found gtest libraries: ${GTEST_BOTH_LIBRARIES}")
      MESSAGE(STATUS "Found gtest include dir: ${GTEST_INCLUDE_DIR}")
   ENDIF (NOT GTEST_FIND_QUIETLY)
ELSE (GTEST_FOUND)
   IF (GTest_FIND_REQUIRED)
      MESSAGE(FATAL_ERROR "Could not find GTEST!")
   ENDIF (GTest_FIND_REQUIRED)
ENDIF (GTEST_FOUND)