thywill/test/applications/calculations.test.js

A Node.js clustered framework for single page web applications based on asynchronous messaging.

/**
 * @fileOverview
 * Vows tests for the Calculations example application.
 *
 * These are base tests without Express, Redis, or other frills.
 */

var tools = require('../lib/tools');
var Thywill = require('thywill');
var RpcCapableApplication = Thywill.getBaseClass('RpcCapableApplication');

// Obtain a test suit that launches Thywill in a child process.
var suite = tools.application.vowsSuite('Application: Calculations', {
  applicationName: 'calculations',
  // The initial batches load the application page and then connect via
  // Socket.IO. The matches are checked against the page contents. Here
  // we're looking at the templates that should be included.
  pageMatches: [
    '<div id="calculations-wrapper">'
  ],
  // Data for the processes to launch.
  processData: [
    {
      port: 10079,
      clusterMemberId: 'alpha'
    }
  ],
  // Set a long timeout for actions, because things sometimes lag on a small
  // server when running a bunch of tests.
  defaultTimeout: 5000
});

// Test the RPC calls and errors.
var data = [
  {
    name: 'multiplicative.multiplyByTwo',
    batchName: 'Test RPC: multiplicative.multiplyByTwo',
    hasCallback: false,
    args: [10],
    responseArgs: [null, 20]
  },
  {
    name: 'multiplicative.divideByTwo',
    batchName: 'Test RPC: multiplicative.divideByTwo',
    hasCallback: true,
    args: [10],
    responseArgs: [null, 5]
  },
  {
    name: 'powers.square',
    batchName: 'Test RPC: powers.square',
    hasCallback: false,
    args: [10],
    responseArgs: [null, 100]
  },
  {
    name: 'powers.squareRoot',
    batchName: 'Test RPC: powers.squareRoot',
    hasCallback: true,
    args: [100],
    responseArgs: [null, 10]
  },
  {
    name: 'not a function',
    batchName: 'Test RPC: no function error',
    hasCallback: true,
    args: [100],
    responseArgs: [RpcCapableApplication.RPC_ERRORS.NO_FUNCTION]
  }
];

data.forEach(function (element, index, array) {
  var sendMessage = tools.createRpcMessage({
    name: element.name,
    hasCallback: element.hasCallback,
    args: element.args
  });
  var responseMessage = tools.createRpcResponseMessage(sendMessage.getData().id, element.responseArgs);
  tools.application.addSendAndAwaitResponsesBatch(element.batchName, suite, {
    applicationId: 'calculations',
    actionIndex: 0,
    responseIndexes: 0,
    sendMessage: sendMessage,
    responseMessage: responseMessage
  });
});

// Ensure that clients are closed and child processes are killed.
tools.application.closeVowsSuite(suite);

//-----------------------------------------------------------
// Exports - Vows test suite
//-----------------------------------------------------------

module.exports.suite = suite;