text: /*
   * Copyright (c) 2015, Groupon, Inc.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * Redistributions of source code must retain the above copyright notice,
   * this list of conditions and the following disclaimer.
   *
   * Redistributions in binary form must reproduce the above copyright
   * notice, this list of conditions and the following disclaimer in the
   * documentation and/or other materials provided with the distribution.
   *
   * Neither the name of GROUPON nor the names of its contributors may be
   * used to endorse or promote products derived from this software without
   * specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
   * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
   * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
   * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
   * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
   * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  'use strict';
  
  var assert = require('assertive');
  
  var testServer = require('../test-server');
  
  describe('fetch/json', function() {
    var server = testServer.echo();
  
    it('can send `true` as JSON', function() {
      return server.fetch('/', {
        method: 'POST',
        json: true,
      }).json().then(function(echo) {
        assert.equal('true', echo.body);
        assert.equal('4', echo.headers['content-length']);
        assert.equal('application/json', echo.headers['content-type']);
      });
    });
  
    it('can send `false` as JSON', function() {
      return server.fetch('/', {
        method: 'POST',
        json: false,
      }).json().then(function(echo) {
        assert.equal('false', echo.body);
        assert.equal('5', echo.headers['content-length']);
        assert.equal('application/json', echo.headers['content-type']);
      });
    });
  
    it('can send objects as JSON', function() {
      var payload = { x: '💩' };
      var serialized = '{"x":"💩"}';
      return server.fetch('/', {
        method: 'POST',
        json: payload,
      }).json().then(function(echo) {
        assert.deepEqual(payload, JSON.parse(echo.body));
        assert.equal(serialized, echo.body);
        assert.expect('it\'s not naïve string length',
          serialized.length < +echo.headers['content-length']);
        assert.equal('12', echo.headers['content-length']);
        assert.equal('application/json', echo.headers['content-type']);
      });
    });
  
    it('will not send null', function() {
      return server.fetch('/', {
        method: 'POST',
        json: null,
      }).json().then(function(echo) {
        assert.equal('', echo.body);
        assert.equal(undefined, echo.headers['content-type']);
      });
    });
  
    it('throws immediately if the value cannot be serialized', function() {
      var obj = {};
      obj.cycle = obj;
  
      var error = assert.throws(function() {
        server.fetch('/', { method: 'POST', json: obj });
      });
      assert.include('circular structure', error.message);
    });
  });
  