koa-json/test/pretty.js

var request = require('supertest');
var json = require('..');
var koa = require('koa');

describe('pretty', function(){
  it('should default to true', function(done){
    var app = koa();

    app.use(json());

    app.use(function *(next){
      this.body = { foo: 'bar' };
    });

    request(app.listen())
    .get('/')
    .expect('{\n  "foo": "bar"\n}', done);
  })

  it('should retain content-type', function(done){
    var app = koa();

    app.use(json());

    app.use(function *(next){
      this.body = { foo: 'bar' };
    });

    request(app.listen())
    .get('/')
    .expect('Content-Type', 'application/json', done);
  })

  it('should pass through when false', function(done){
    var app = koa();

    app.use(json({ pretty: false }));

    app.use(function *(next){
      this.body = { foo: 'bar' };
    });

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