var mongoose = require('./testUtils/mongooseTestWrapper.js'),
	Greetee;

exports.setUp = function(callback) {
	// reset the schemas to ensure that any changes are picked up by the mongoose singleton
	mongoose.resetSchemas();
	
	// add the schemas back again
	Greetee = require('./greetee.js');

	// connect to a test database and drop all the greetees from it
	mongoose.connect('mongodb://localhost/UnitTest_Greetee');
	Greetee.remove({}, function(err) {
		callback();
	});
};

...