Adding reflect-cpp benchmark

Author: FranciscoThiesen

CMakeLists.txt

@@ -20,6 +20,13 @@ include(cmake/CPM.cmake)
 CPMAddPackage("gh:simdjson/simdjson@3.9.4")
 CPMAddPackage("gh:nlohmann/json@3.10.5")
 
+# Include reflect-cpp
+CPMAddPackage(
+  NAME reflect-cpp
+  GITHUB_REPOSITORY getml/reflect-cpp
+  GIT_TAG main
+)
+
 # Optionally, specify the C++ compiler directly (here we use clang++)
 add_subdirectory(src)
 add_subdirectory(examples)

benchmarks/src/CMakeLists.txt

@@ -59,7 +59,7 @@ target_compile_options(SerializationTwitterBenchmark PRIVATE -freflection -stdli
 #find_package(CURL REQUIRED)
 
 # Link sanitizers and libraries
-target_link_libraries(SerializationTwitterBenchmark PRIVATE nlohmann_json::nlohmann_json simdjson::simdjson)
+target_link_libraries(SerializationTwitterBenchmark PRIVATE nlohmann_json::nlohmann_json simdjson::simdjson reflectcpp)
 target_link_libraries(SerializationBenchmark PRIVATE simdjson-serial nlohmann_json::nlohmann_json simdjson::simdjson)
 
 target_compile_definitions(SerializationTwitterBenchmark PRIVATE JSON_FILE="${CMAKE_CURRENT_SOURCE_DIR}/data/twitter.json")

benchmarks/src/benchmark_serialization_twitter.cpp

@@ -12,6 +12,8 @@
 #include <simdjson.h>
 #include <fstream>
 #include <nlohmann/json.hpp>
+#include <rfl.hpp>
+#include <rfl/json.hpp>
 
 event_collector collector;
 
@@ -90,6 +92,22 @@ void bench_nlohmann(TwitterData &data) {
   );
 }
 
+void bench_reflect_cpp(TwitterData& data) {
+  std::string output = rfl::json::write(data);
+  size_t output_volume = output.size();
+  printf("# output volume: %zu bytes\n", output_volume);
+
+  volatile size_t measured_volume = 0;
+  pretty_print(
+    1, output_volume, "bench_reflect_cpp",
+    bench([&data, &measured_volume, &output_volume] () {
+      std::string output = rfl::json::write(data);
+      measured_volume = output.size();
+      if(measured_volume != output_volume) { printf("mismatch\n"); }
+    })
+  );
+}
+
 size_t WriteCallback(void* contents, size_t size, size_t nmemb, void* userp) {
     ((std::string*)userp)->append((char*)contents, size * nmemb);
     return size * nmemb;
@@ -215,6 +233,7 @@ int main()
   experimental_json_builder::from_json(json_value, my_struct);
   bench_fast_simpler(my_struct);
   bench_nlohmann(my_struct);
+  bench_reflect_cpp(my_struct);
 
   return EXIT_SUCCESS;
 }