benchmark

test/benchmark_main.cpp

@@ -1,18 +1,42 @@
+#include "mstch/mstch.hpp"
+
+#include <chrono>
 #include <iostream>
 
-#include <mstch/mstch.hpp>
+unsigned long current_msec() {
+  return std::chrono::system_clock::now().time_since_epoch() /
+      std::chrono::milliseconds(1);
+}
 
 int main() {
-    std::string view{"{{#names}}Hi {{name}}!\n{{/names}}"};
+  std::string comment_tmp{
-    mstch::map context{
+      "<div class=\"comments\"><h3>{{header}}</h3><ul>"
-        {"names", mstch::array{
+      "{{#comments}}<li class=\"comment\"><h5>{{name}}</h5>"
-            mstch::map{{"name", std::string{"Chris"}}},
+      "<p>{{body}}</p></li>{{/comments}}</ul></div>"};
-            mstch::map{{"name", std::string{"Mark"}}},
-            mstch::map{{"name", std::string{"Scott"}}},
-        }}
-    };
 
-            std::cout << mstch::render(view, context) << std::endl;
+  auto comment_view = mstch::map{
+      {"header", std::string{"My Post Comments"}},
+      {"comments", mstch::array{
+          mstch::map{{"name", std::string{"Joe"}}, {"body", std::string{"Thanks for this post!"}}},
+          mstch::map{{"name", std::string{"Sam"}}, {"body", std::string{"Thanks for this post!"}}},
+          mstch::map{{"name", std::string{"Heather"}}, {"body", std::string{"Thanks for this post!"}}},
+          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!"}}}}}};
 
-            return 0;
+  std::vector<unsigned long> times;
-    }
+  for (int j = 0; j < 10; j++) {
+    unsigned long start = current_msec();
+    for (int i = 0; i < 5000; i++)
+      mstch::render(comment_tmp, comment_view);
+    times.push_back(current_msec() - start);
+  }
+
+  float avg = 0;
+  for (auto i: times)
+    avg += i;
+  avg /= times.size();
+
+  std::cout << avg << std::endl;
+
+  return 0;
+}