From 8c3b7a1d4b47c48a9396b29985574f7205c46e08 Mon Sep 17 00:00:00 2001
From: Daniel Sipka <no1msd@gmail.com>
Date: Fri, 2 Oct 2015 14:29:15 +0200
Subject: [PATCH] replace benchpress with google benchmark

---
 .gitmodules             |  6 +++---
 CMakeLists.txt          |  3 ++-
 test/CMakeLists.txt     |  4 ++--
 test/benchmark_main.cpp | 16 ++++++++--------
 vendor/benchmark        |  1 +
 vendor/benchpress       |  1 -
 6 files changed, 16 insertions(+), 15 deletions(-)
 create mode 160000 vendor/benchmark
 delete mode 160000 vendor/benchpress

diff --git a/.gitmodules b/.gitmodules
index 4da6987..28ae018 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,6 +7,6 @@
 [submodule "vendor/spec"]
 	path = vendor/spec
 	url = https://github.com/mustache/spec.git
-[submodule "vendor/benchpress"]
-	path = vendor/benchpress
-	url = https://github.com/bigdatadev/benchpress.git
+[submodule "vendor/benchmark"]
+	path = vendor/benchmark
+	url = https://github.com/google/benchmark.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8868cf7..b3f9b43 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,6 +19,7 @@ if(WITH_UNIT_TESTS)
   include_directories(
       vendor/Catch/single_include
       vendor/json.hpp/include
-      vendor/benchpress/src/benchpress)
+      vendor/benchmark/include)
+  add_subdirectory(vendor/benchmark)
   add_subdirectory(test)
 endif()
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 1912938..1b55bf7 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -4,8 +4,8 @@ include_directories(
   ${CMAKE_SOURCE_DIR}/include
   ${Boost_INCLUDE_DIR})
 
-add_executable(benchmark benchmark_main.cpp)
-target_link_libraries(benchmark mstch)
+add_executable(mstch_benchmark benchmark_main.cpp)
+target_link_libraries(mstch_benchmark mstch benchmark)
 
 add_executable(headerize headerize.cpp)
 target_link_libraries(headerize ${Boost_PROGRAM_OPTIONS_LIBRARY})
diff --git a/test/benchmark_main.cpp b/test/benchmark_main.cpp
index 913b2cc..ad7f8d5 100644
--- a/test/benchmark_main.cpp
+++ b/test/benchmark_main.cpp
@@ -1,10 +1,8 @@
-#define BENCHPRESS_CONFIG_MAIN
-
-#include <benchpress.hpp>
+#include <benchmark/benchmark.h>
 
 #include "mstch/mstch.hpp"
 
-benchpress::auto_register basic_usage("basic usage", [](benchpress::context* ctx) {
+static void basic_usage(benchmark::State& state) {
     std::string comment_tmp{
         "<div class=\"comments\"><h3>{{header}}</h3><ul>"
         "{{#comments}}<li class=\"comment\"><h5>{{name}}</h5>"
@@ -19,8 +17,10 @@ benchpress::auto_register basic_usage("basic usage", [](benchpress::context* ctx
                 mstch::map{{"name", std::string{"Kathy"}}, {"body", std::string{"Thanks for this post!"}}},
                 mstch::map{{"name", std::string{"George"}}, {"body", std::string{"Thanks for this post!"}}}}}};
 
-    ctx->reset_timer();
-
-    for (size_t i = 0; i < ctx->num_iterations(); ++i)
+    while (state.KeepRunning())
         mstch::render(comment_tmp, comment_view);
-});
+}
+
+BENCHMARK(basic_usage);
+
+BENCHMARK_MAIN();
diff --git a/vendor/benchmark b/vendor/benchmark
new file mode 160000
index 0000000..cf40a0f
--- /dev/null
+++ b/vendor/benchmark
@@ -0,0 +1 @@
+Subproject commit cf40a0f1172afc061e910eb5590f71e6ffdece66
diff --git a/vendor/benchpress b/vendor/benchpress
deleted file mode 160000
index 469b7c6..0000000
--- a/vendor/benchpress
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 469b7c6b0b582389fa397d9b990a0ff1c3b93462