cmake_minimum_required(VERSION 3.1) project(TestFindJsonCpp CXX) include(CTest) find_package(JsonCpp REQUIRED) add_executable(test_jsoncpp_tgt main.cxx) target_link_libraries(test_jsoncpp_tgt JsonCpp::JsonCpp) add_test(NAME test_jsoncpp_tgt COMMAND test_jsoncpp_tgt) add_executable(test_jsoncpp_var main.cxx) target_include_directories(test_jsoncpp_var PRIVATE ${JsonCpp_INCLUDE_DIRS}) target_link_libraries(test_jsoncpp_var PRIVATE ${JsonCpp_LIBRARIES}) add_test(NAME test_jsoncpp_var COMMAND test_jsoncpp_var)