docs: function(folder) {
  		var files, 
  				modelName;
  
  		folder = folder || process.cwd() + '/test/fixtures';
  		files = fs.readdirSync(folder);
  
  		for (var i = 0; i < files.length; i++) {
  			if (getFileExtension(files[i]) === '.json')	{
  				modelName = fileToModelName(files[i]);
  				this.objects[modelName] = require(path.join(folder, files[i]));
  			}
  		}
  
  		return this;
  	}