connect to mongo

gistfile1.js

    var MongoClient = require('mongodb').MongoClient;

    var url = 'mongodb://localhost:27017/myproject';

    MongoClient.connect(url, function(err, db) {
      if(err) {
          return done(err);
      }
      var collection = db.collection('documents');
      collection.drop(function(err, result) {
        if(err) {
            console.log("drop: " + err);
        }
        collection = db.collection('documents');
        var tarray = [];
        tarray[0] = test;
        collection.insert(tarray, function(err, result) {
          if(err) {
              return done(err);
          }
          db.close();
          done();
        });
      });
    });