Create a model

createModel.js

models.createModels(mongoose, function() {
  app.TestUser = TestUser = mongoose.model('TestUser');
  db = mongoose.connect('mongodb://localhost/testdb');
  console.log("Database Started");
})


function createModels(mongoose, fn) {
  var Schema = mongoose.Schema;

  /**
    * Model: TestUser
    */
  TestUser = new Schema({
    'username': String,
    'password': String,
  });
  mongoose.model('TestUser', TestUser);
  fn();
}