add doctest as submodule

.gitmodules

@@ -4,3 +4,6 @@
 [submodule "vendors/kari.hpp"]
 	path = vendors/kari.hpp
 	url = https://github.com/BlackMATov/kari.hpp
+[submodule "vendors/doctest"]
+	path = vendors/doctest
+	url = https://github.com/onqtam/doctest

CMakeLists.txt

@@ -32,6 +32,7 @@ if(BUILD_AS_STANDALONE)
     option(BUILD_WITH_UNTESTS "Build with unit tests" ON)
     if(BUILD_WITH_UNTESTS)
         enable_testing()
+        add_subdirectory(vendors/doctest)
         add_subdirectory(untests)
     endif()
 endif()

untests/CMakeLists.txt

@@ -18,7 +18,7 @@ endif()
 
 file(GLOB_RECURSE UNTESTS_SOURCES "*.cpp" "*.hpp")
 add_executable(${PROJECT_NAME} ${UNTESTS_SOURCES})
-target_link_libraries(${PROJECT_NAME} meta.hpp)
+target_link_libraries(${PROJECT_NAME} meta.hpp doctest_with_main)
 
 target_compile_options(${PROJECT_NAME}
     PRIVATE

untests/doctest/doctest.cpp

@@ -1,2 +0,0 @@
-#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
-#include "doctest.h"

untests/doctest/doctest.hpp

@@ -1,14 +0,0 @@
-#pragma once
-
-#include "doctest.h"
-
-// https://github.com/onqtam/doctest/issues/126
-#include <iostream>
-
-#define STATIC_CHECK(...)\
-    static_assert(__VA_ARGS__, #__VA_ARGS__);\
-    CHECK(__VA_ARGS__)
-
-#define STATIC_CHECK_FALSE(...)\
-    static_assert(!(__VA_ARGS__), "!(" #__VA_ARGS__ ")");\
-    CHECK(!(__VA_ARGS__))

untests/meta_tests.hpp

@@ -7,4 +7,4 @@
 #pragma once
 
 #include <meta.hpp/meta_all.hpp>
-#include "doctest/doctest.hpp"
+#include <doctest/doctest.h>