res.json.js — express Source File

Source Code

'use strict'

var express = require('../')
  , request = require('supertest')
  , assert = require('node:assert');

describe('res', function(){
  describe('.json(object)', function(){
    it('should not support jsonp callbacks', function(done){
      var app = express();

      app.use(function(req, res){
        res.json({ foo: 'bar' });
      });

      request(app)
      .get('/?callback=foo')
      .expect('{"foo":"bar"}', done);
    })

    it('should not override previous Content-Types', function(done){
      var app = express();

      app.get('/', function(req, res){
        res.type('application/vnd.example+json');
        res.json({ hello: 'world' });
      });

      request(app)
      .get('/')
      .expect('Content-Type', 'application/vnd.example+json; charset=utf-8')
      .expect(200, '{"hello":"world"}', done);
    })

    describe('when given primitives', function(){
      it('should respond with json for null', function(done){
        var app = express();

        app.use(function(req, res){
          res.json(null);
        });

        request(app)
        .get('/')
        .expect('Content-Type', 'application/json; charset=utf-8')
        .expect(200, 'null', done)
      })

      it('should respond with json for Number', function(done){
        var app = express();

        app.use(function(req, res){
          res.json(300);
        });

        request(app)
        .get('/')
        .expect('Content-Type', 'application/json; charset=utf-8')
        .expect(200, '300', done)
      })
// ... (127 more lines)