benchmark beginings

benchmark/mark.js

@@ -0,0 +1,23 @@
+// Taken from: http://ejohn.org/blog/javascript-benchmark-quality/
+module.exports = runTest(name, test, next, callback){
+  var runs = [], r = 0;
+  setTimeout(function(){
+    var start = Date.now(), diff = 0;
+
+    for ( var n = 0; diff < 1000; n++ ) {
+      test();
+      diff = Date.now() - start;
+    }
+
+    runs.push( n );
+
+    if ( r++ < 4 )
+      setTimeout( arguments.callee, 0 );
+    else {
+      done(name, runs);
+      if ( next )
+        setTimeout( next, 0 );
+    }
+  }, 0);
+}
+