/*
 * grunt-contrib-qunit
 * http://gruntjs.com/
 *
 * Copyright (c) 2016 "Cowboy" Ben Alman, contributors
 * Licensed under the MIT license.
 */

/*global QUnit:true, alert:true*/
(function (factory) {
  if (typeof define === 'function' && define.amd) {
    require(['qunit'], factory);
  } else {
    factory(QUnit);
  }
}(function(QUnit) {
  'use strict';

  // Don't re-order tests.
  QUnit.config.reorder = false;
  // Run tests serially, not in parallel.
  QUnit.config.autorun = false;

  // Send messages to the parent PhantomJS process via alert! Good times!!
  function sendMessage() {
    var args = [].slice.call(arguments);
    alert(JSON.stringify(args));
  }

  // These methods connect QUnit to PhantomJS.
  QUnit.log(function(obj) {
    // What is this I don’t even
    if (obj.message === '[object Object], undefined:undefined') { return; }

    // Parse some stuff before sending it.
    var actual, expected, dump;
    if (!obj.result) {
      // In order to maintain backwards compatibility with `QUnit <1.15.0`
      // Older versions of QUnit (`<1.15.0`) use `QUnit.jsDump`, but this poperty was
      // deprecated and moved to `QUnit.dump` and will be removed in `QUnit 2.0`.
      dump = QUnit.dump || QUnit.jsDump;

      // Dumping large objects can be very slow, and the dump isn't used for
      // passing tests, so only dump if the test failed.
      actual = dump.parse(obj.actual);
      expected = dump.parse(obj.expected);
    }
    // Send it.
    sendMessage('qunit.log', obj.result, actual, expected, obj.message, obj.source);
  });

  QUnit.testStart(function(obj) {
    sendMessage('qunit.testStart', obj.name);
  });

  QUnit.testDone(function(obj) {
    sendMessage('qunit.testDone', obj.name, obj.failed, obj.passed, obj.total, obj.duration);
  });

  QUnit.moduleStart(function(obj) {
    sendMessage('qunit.moduleStart', obj.name);
  });

  QUnit.moduleDone(function(obj) {
    sendMessage('qunit.moduleDone', obj.name, obj.failed, obj.passed, obj.total);
  });

  QUnit.begin(function() {
    sendMessage('qunit.begin');
  });

  QUnit.done(function(obj) {
    sendMessage('qunit.done', obj.failed, obj.passed, obj.total, obj.runtime);
  });
}));