CMakeLists.txt

# Testing library
FetchContent_Declare(
        Catch2
        GIT_REPOSITORY https://github.com/catchorg/Catch2.git
        GIT_TAG v2.13.6)
FetchContent_MakeAvailable(Catch2)
# Adds Catch2::Catch2

# Tests need to be added as executables first
add_executable(testlib
        mcmc.cpp
        sequence.cpp
        seed_sequence.cpp
        sir.cpp
        particle_filter.cpp
        train_supervised.cpp
        )

# I'm using C++17 in the test
target_compile_features(testlib PRIVATE cxx_std_17)

target_include_directories(testlib PRIVATE ../include)
target_include_directories(testlib PRIVATE ../third_party/Eigen)

# Should be linked to the main library, as well as the Catch2 testing library
target_link_libraries(testlib PRIVATE Catch2::Catch2 Threads::Threads)

# discover and register Catch test cases
message(STATUS "catch source dir: ${catch2_SOURCE_DIR}")
list(APPEND CMAKE_MODULE_PATH ${catch2_SOURCE_DIR}/contrib)
include(CTest)
include(Catch)
catch_discover_tests(testlib)