#
# CMakeLists.txt - CMake configuration file for epanet/tests
#
# Created: February 13, 2018
# Author:  Constantin Savtchenko
# Ref: http://neyasystems.com/an-engineers-guide-to-unit-testing-cmake-and-boost-unit-tests/
#
# Modified by: Michael E. Tryby
#              US EPA ORD/NRMRL
# 

#Setup CMake to run tests
enable_testing()


# Sets for output directory for executables and libraries. 
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)


if(UNIX)
    set(CMAKE_CXX_FLAGS "-std=c++11")
endif(UNIX)


#Prep ourselves to link with boost
if(MSVC)
    set(Boost_DEBUG                 OFF)
    set(Boost_DETAILED_FAILURE_MSG  OFF)
    set(Boost_THREADAPI             win32)
    set(Boost_USE_STATIC_LIBS       ON)
endif(MSVC)
set(Boost_THREAD_FOUND              OFF)    
find_package(Boost COMPONENTS thread)
include_directories (${Boost_INCLUDE_DIRS})


#Test files are in separate source directory called tests
file(GLOB TEST_SRCS RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} test_*.cpp)


# If thread library is not found skip the reentrancy test
MESSAGE( STATUS "Thread found: " ${Boost_THREAD_FOUND})
if(NOT ${Boost_THREAD_FOUND})
    list(REMOVE_ITEM TEST_SRCS test_reent.cpp)
    MESSAGE("${TEST_SRCS}")
endif()


#Run through each source
foreach(testSrc ${TEST_SRCS})
        #Extract the filename without an extension (NAME_WE)
        get_filename_component(testName ${testSrc} NAME_WE)

        #Add compile target
        add_executable(${testName} ${testSrc})

        #link to Boost libraries AND your targets and dependencies
        target_link_libraries(${testName} ${Boost_LIBRARIES} epanet epanet-output)

        #Finally add it to test execution
        #Notice the WORKING_DIRECTORY and COMMAND
        add_test(NAME ${testName}
                 COMMAND ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${testName}  
                 WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/data)
endforeach(testSrc)