old_contents: // Copyright (c) 2015 Uber Technologies, Inc.
  //
  // Permission is hereby granted, free of charge, to any person obtaining a copy
  // of this software and associated documentation files (the "Software"), to deal
  // in the Software without restriction, including without limitation the rights
  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  // copies of the Software, and to permit persons to whom the Software is
  // furnished to do so, subject to the following conditions:
  //
  // The above copyright notice and this permission notice shall be included in
  // all copies or substantial portions of the Software.
  //
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  // THE SOFTWARE.
  
  'use strict';
  
  var Admin = require('../../bin/admin.js');
  var allocCluster = require('../lib/test-cluster.js');
  
  allocCluster.test('query channels', {
      size: 4
  }, function t(cluster, assert) {
      Admin.exec('channels query', {
          hosts: cluster.hostPortList
      }, function onQuery(err, arr) {
          assert.ifError(err);
          assert.equal(arr.length, 4);
          for (var i = 0; i < arr.length; i++) {
              var result = arr[i];
              assert.ok(result.channels);
              assert.notEqual(result.channels, 0);
          }
          assert.end();
      });
  });
  
new_contents: // Copyright (c) 2015 Uber Technologies, Inc.
  //
  // Permission is hereby granted, free of charge, to any person obtaining a copy
  // of this software and associated documentation files (the "Software"), to deal
  // in the Software without restriction, including without limitation the rights
  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  // copies of the Software, and to permit persons to whom the Software is
  // furnished to do so, subject to the following conditions:
  //
  // The above copyright notice and this permission notice shall be included in
  // all copies or substantial portions of the Software.
  //
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  // THE SOFTWARE.
  
  'use strict';
  
  var Admin = require('../../bin/admin.js');
  var allocCluster = require('../lib/test-cluster.js');
  
  var CLUSTER_SIZE = 4;
  
  allocCluster.test('query channels', {
      size: CLUSTER_SIZE
  }, function t(cluster, assert) {
      Admin.exec('channels query', {
          hosts: cluster.hostPortList
      }, function onQuery(err, arr) {
          assert.ifError(err);
          assert.equal(arr.length, CLUSTER_SIZE);
          for (var i = 0; i < arr.length; i++) {
              var result = arr[i];
              assert.ok(result.channels);
              assert.ok(result.channels.ringpop);
              assert.ok(result.channels.autobahn);
          }
          assert.end();
      });
  });
  
subject: improve channels test