CMakeLists.txt

cmake_minimum_required (VERSION 2.6)
project (Tutorial)

# The version number
set (Tutorial_VERSION_MAJOR 1)
set (Tutorial_VERSION_MINOR 0)

# should we use our own math functions?
option (USE_MYMATH
    "Use tutorial provied math implementation" ON)

# does this system provide the log and exp functions?
include (CheckFunctionExists)
check_function_exists (log HAVE_LOG)
check_function_exists (exp HAVE_EXP)

# configure a header file to pass some of the CMake settings
# to the source code
configure_file (
    "${PROJECT_SOURCE_DIR}/TutorialConfig.h.in"
    "${PROJECT_BINARY_DIR}/TutorialConfig.h"
    )

# add the binary tree to the search path for include files
# so that we will find TutorialConfig.h
include_directories ("${PROJECT_BINARY_DIR}")

# add the MathFunctions library?
#
if (USE_MYMATH)
    include_directories ("${PROJECT_SOURCE_DIR}/MathFunctions")
    add_subdirectory (MathFunctions)
    set (EXTRA_LIBS ${EXTRA_LIBS} MathFunctions)
endif (USE_MYMATH)

# add the executable
add_executable (Tutorial tutorial.cxx)
target_link_libraries (Tutorial ${EXTRA_LIBS})

# add the install targets
install (TARGETS Tutorial DESTINATION bin)
install (FILES "${PROJECT_BINARY_DIR}/TutorialConfig.h"
    DESTINATION include)

# does the application run 
add_test (TutorialRuns Tutorial 25) 

# does it sqrt of 25 
add_test (TutorialComp25 Tutorial 25) 
set_tests_properties (TutorialComp25 PROPERTIES PASS_REGULAR_EXPRESSION "25 is 5") 

# does it handle negative numbers 
add_test (TutorialNegative Tutorial -25) 
set_tests_properties (TutorialNegative PROPERTIES PASS_REGULAR_EXPRESSION "-25 is 0") 

# does it handle small numbers 
add_test (TutorialSmall Tutorial 0.0001) 
set_tests_properties (TutorialSmall PROPERTIES PASS_REGULAR_EXPRESSION "0.0001 is 0.01") 

# does the usage message work? 
add_test (TutorialUsage Tutorial) 
set_tests_properties (TutorialUsage PROPERTIES PASS_REGULAR_EXPRESSION "Usage:.*number")

# define a macro to simplify adding tests, then use it
macro (do_test arg result)
    add_test (TutorialComp${arg} Tutorial ${arg})
    set_tests_properties (TutorialComp${arg}
        PROPERTIES PASS_REGULAR_EXPRESSION ${result})
endmacro (do_test)

# do a bunch of result based tests
do_test (25 "25 is 5")
do_test (-25 "-25 is 0")

# build a CPack driven installer package
include (InstallRequiredSystemLibraries)
set (CPACK_RESOURCE_FILE_LICENSE
    "${CMAKE_CURRENT_SOURCE_DIR}/License.txt")
set (CPACK_PACKAGE_VERSION_MAJOR "${Tutorial_VERSION_MAJOR}")
set (CPACK_PACKAGE_VERSION_MINOR "${Tutorial_VERSION_MINOR}")
include (CPack)

# enable dashboard scrpting
include (CTest)