old_contents: var assert = require('chai').assert;
  
  describe('PostgreSQL Database', function() {
    describe('get users function', function() {
      it('should return all of the users in json');
    });
  
    describe('insert user function', function() {
      it('should insert user properly');
    });
  
    describe('get groups function', function() {
      it('should return all of the groups in json');
    });
  
    describe('insert group function', function() {
      it('should insert group properly');
    });
  
    describe('get messages function', function() {
      it('should return all of the messages in json');
    });
  
    describe('insert message function', function() {
      it('should insert message properly');
    });
  
    describe('get announcements function', function() {
      it('should return all of the announcements in json');
    });
  
    describe('insert announcement function', function() {
      it('should insert announcement properly');
    });
  });
  
new_contents: var assert = require('chai').assert;
  
  var db = require('../models/database');
  
  describe('PostgreSQL Database', function() {
    describe('get users function', function() {
      it('should return all of the users in json');
    });
  
    describe('insert user function', function() {
      it('should insert user properly');
    });
  
    describe('get groups function', function() {
      it('should return all of the groups in json');
    });
  
    describe('insert group function', function() {
      it('should insert group properly');
    });
  
    describe('get messages function', function() {
      it('should return all of the messages in json');
    });
  
    describe('insert message function', function() {
      it('should insert message properly');
    });
  
    describe('get announcements function', function() {
      it('should return all of the announcements in json');
    });
  
    describe('insert announcement function', function() {
      it('should insert announcement properly');
    });
  });
  
subject: Add require statement