From c4990657ada9569d938837266b812f2faf6be17b Mon Sep 17 00:00:00 2001
From: Louis Chatriot <louis.chatriot@gmail.com>
Date: Tue, 21 May 2013 11:02:37 +0200
Subject: [PATCH] Added loaddb banch

---
 benchmarks/commonUtilities.js | 26 ++++++++++++++++++++++++++
 benchmarks/loadDatabase.js    | 27 +++++++++++++++++++++++++++
 2 files changed, 53 insertions(+)
 create mode 100644 benchmarks/loadDatabase.js

diff --git a/benchmarks/commonUtilities.js b/benchmarks/commonUtilities.js
index 494acad..d26624c 100644
--- a/benchmarks/commonUtilities.js
+++ b/benchmarks/commonUtilities.js
@@ -184,6 +184,32 @@ module.exports.removeDocs = function (options, d, n, profiler, cb) {
 };
 
 
+/**
+ * Load database
+ */
+module.exports.loadDatabase = function (d, n, profiler, cb) {
+  var beg = new Date()
+    , order = getRandomArray(n)
+    ;
+
+  profiler.step("Loading the database " + n + " times");
+
+  function runFrom(i) {
+    if (i === n) {   // Finished
+      console.log("Average time for one loadDatabse for a collection of " + n + " docs: " + (profiler.elapsedSinceLastStep() / n) + "ms");
+      profiler.step('Finished loading a database' + n + ' times');
+      return cb();
+    }
+
+    d.loadDatabase(function (err) {
+      process.nextTick(function () {
+        runFrom(i + 1);
+      });
+    });
+  }
+  runFrom(0);
+};
+
 
 
 
diff --git a/benchmarks/loadDatabase.js b/benchmarks/loadDatabase.js
new file mode 100644
index 0000000..ff6489a
--- /dev/null
+++ b/benchmarks/loadDatabase.js
@@ -0,0 +1,27 @@
+var Datastore = require('../lib/datastore')
+  , benchDb = 'workspace/loaddb.bench.db'
+  , fs = require('fs')
+  , path = require('path')
+  , async = require('async')
+  , commonUtilities = require('./commonUtilities')
+  , execTime = require('exec-time')
+  , profiler = new execTime('LOADDB BENCH')
+  , d = new Datastore(benchDb)
+  , n = 10000
+  ;
+
+if (process.argv[2]) { n = parseInt(process.argv[2], 10); }
+
+async.waterfall([
+  async.apply(commonUtilities.prepareDb, benchDb)
+, function (cb) {
+    d.loadDatabase(cb);
+  }
+, function (cb) { profiler.beginProfiling(); return cb(); }
+, async.apply(commonUtilities.insertDocs, d, n, profiler)
+, async.apply(commonUtilities.loadDatabase, d, n, profiler)
+], function (err) {
+  profiler.step("Benchmark finished");
+
+  if (err) { return console.log("An error was encountered: ", err); }
+});