code: function makeHttpRequest(encoding, next) {
    var start = Date.now();
  
    request(
      {
        url: 'http://localhost:1337/' + encoding,
        method: 'GET',
        headers: {
          'accept-encoding': encoding,
        },
      },
      function(err, data, body) {
        var time = Date.now() - start;
  
        console.log(encoding.toUpperCase() + ' COMPRESSION:');
        console.log('  status:', data.statusCode);
        console.log('  body  :', body);
        console.log('  time  :', time);
  
        common.verify(function() {
          data.headers.should.not.have.property('content-encoding');
          body.should.equal('hello, ' + encoding);
        });
  
        console.log();
  
        next();
      }
    );
  }
docs: -- HTTP REQUEST -------------------------------------------------------------