Merge commit '31cbcd39be6aef3ed43121da5b797d8ec9b0fd31' as 'libs/cppzmq'

libs/cppzmq/tests/CMakeLists.txt

@@ -0,0 +1,53 @@
+find_package(Threads)
+
+find_package(Catch2 QUIET)
+
+if (NOT Catch2_FOUND)
+  include(FetchContent)
+
+  FetchContent_Declare(
+    Catch2
+    GIT_REPOSITORY https://github.com/catchorg/Catch2.git
+    GIT_TAG        v2.13.9)
+
+  FetchContent_MakeAvailable(Catch2)
+
+  list(APPEND CMAKE_MODULE_PATH ${catch2_SOURCE_DIR}/contrib)
+endif()
+
+add_executable(
+    unit_tests
+    buffer.cpp
+    message.cpp
+    context.cpp
+    socket.cpp
+    socket_ref.cpp
+    poller.cpp
+    active_poller.cpp
+    multipart.cpp
+    recv_multipart.cpp
+    send_multipart.cpp
+    codec_multipart.cpp
+    monitor.cpp
+    utilities.cpp
+)
+
+target_include_directories(unit_tests PUBLIC ${CATCH_MODULE_PATH})
+target_link_libraries(
+    unit_tests
+    PRIVATE Catch2::Catch2
+    PRIVATE cppzmq
+    PRIVATE ${CMAKE_THREAD_LIBS_INIT}
+)
+
+OPTION (COVERAGE "Enable gcda file generation needed by lcov" OFF)
+
+if (COVERAGE)
+    target_compile_options(unit_tests PRIVATE --coverage)
+    target_link_options(unit_tests PRIVATE --coverage)
+    message(STATUS "Coverage enabled")
+endif()
+
+include(CTest)
+include(Catch)
+catch_discover_tests(unit_tests)