BEnchmarks and performance improvements

1 files changed, 50 insertions, 0 deletions

diff --git a/contrib/benchmarks/scion/statesPerSecond.js b/contrib/benchmarks/scion/statesPerSecond.js
new file mode 100644
index 0000000..2a15fcb
--- /dev/null
+++ b/contrib/benchmarks/scion/statesPerSecond.js
@@ -0,0 +1,50 @@
+require('babel-polyfill');
+let scxml = require('scxml');
+
+function nowInMS() {
+	var hrTime = process.hrtime();
+	return hrTime[0] * 1000 + hrTime[1] / 1000000
+}
+
+var args = process.argv.splice(process.execArgv.length + 2);
+var started = nowInMS();
+var initTimeMs;
+
+scxml.pathToModel(args[0], function(err,model){
+  if(err) throw err;
+
+  model.prepare(function(err, fnModel) {
+
+  	var iterations = 0;
+  	var mark = nowInMS();
+
+    if(err) throw err;
+
+    //instantiate the interpreter
+    var sc = new scxml.scion.Statechart(fnModel);
+
+		initTimeMs = nowInMS() - started;
+
+		sc.registerListener({onEntry : function(stateId) {
+				if (stateId == "mark") {
+					iterations++;
+
+					var now = nowInMS();
+					if (now - mark > 1000) {
+						console.log(initTimeMs + ", " + iterations);
+						mark = now;
+						iterations = 0;
+					}
+
+				}
+			}
+		});
+
+    //start the interpreter
+    sc.start();
+
+    //send the init event
+    sc.gen({name:"init",data:null});
+
+  });
+})
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