test-update-getters-setters-defaults.js

var mongoose = require('mongoose')
  , Schema = mongoose.Schema
  , ObjectId = Schema.ObjectId
  ;
  
mongoose.connect('mongodb://localhost/test_update_getters_setters_defaults');

var Fooschema = new Schema ({
    name : { type: String, default: 'foo', required: true }
  , date : Date
  , title: { type: String, required: true }
  , count: { type: Number, default: 10, min: 10 }
});

Fooschema.path('title')
  .get(function (){
    return this.title.toUpperCase();
  })
  .set(function (v){
    return v || 'Default Title';
  });

var Foomodel = mongoose.model('Foo', Fooschema);

Foomodel.collection.drop();

var foo = new Foomodel( { name: 'Baz', title: '' });
    console.log('New Foomodel:');
    console.dir(foo);
    foo.save(function(err){
      if (err) console.error(err);
      else {
        console.log('Saved:');
        console.dir(foo);
        Foomodel.update({ _id: foo._id },
                        { $set: { title: '' }, $inc: { count: -1 }, $unset: { name: 1 } },
                        function (err){
          if (err) console.error(err);
          else {
            Foomodel.findById(foo._id, function (err, doc){
              console.log('Updated:');
              console.dir(doc);
              Foomodel.update({ name: 'Bar' }, { $inc: { count: -5 } }, { upsert: true }, function (err){
                if (err) console.error(err);
                else {
                  Foomodel.findOne({ name: 'Bar' }, function (err, doc2){
                    console.log('Upserted:');
                    console.dir(doc2);
                    doc2.title = 'Doc2 title'; // <= [RangeError: Maximum call stack size exceeded]
                    doc2.count.$inc(10);
                    doc2.save(function (err){
                      if (err) console.error(err);
                      else {
                        console.log('Saved with atomic operator:');
                        console.dir(doc2);
                      }
                    });
                  });
                }
              });
            });
          }
        });
      }
    });