com.google.jstestdriver.javascript.StandAloneLoadTestsCommand.js Maven / Gradle / Ivy

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/*
 * Copyright 2010 Google Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

/**
 * Loads script tags for the stand alone runner.
 * 
 * @param {function(String):Object} jsonParse A function to deserialize json objects.
 * @param {jstestdriver.PluginRegistrar} pluginRegistrar
 * @param {function():jstestdriver.BrowserInfo} getBrowserInfo Browser info factory.
 * @param {function(jstestdriver.Response):void} onLoadComplete The function to call when the loading is complete.
 * @param {jstestdriver.StandAloneTestReporter} results The reporter object for the stand alone runner.
 * 
 */
jstestdriver.StandAloneLoadTestsCommand =
    function(jsonParse, pluginRegistrar, getBrowserInfo, onLoadComplete, reporter, now) {
  this.jsonParse_ = jsonParse;
  this.pluginRegistrar_ = pluginRegistrar;
  this.boundOnFileLoaded_ = jstestdriver.bind(this, this.onFileLoaded);
  this.getBrowserInfo = getBrowserInfo;
  this.onLoadComplete_ = onLoadComplete;
  this.reporter_ = reporter;
  this.now_ = now;
}


jstestdriver.StandAloneLoadTestsCommand.prototype.loadTest = function(args) {
  var files = args[0];
  var fileSrcs = this.jsonParse_('{"f":' + files + '}').f;

  this.removeScripts(document, fileSrcs);
  var fileLoader = new jstestdriver.FileLoader(this.pluginRegistrar_,
    this.boundOnFileLoaded_);

  this.reporter_.startLoading(this.now_());
  fileLoader.load(fileSrcs);
};

jstestdriver.StandAloneLoadTestsCommand.prototype.onFileLoaded = function(status) {
  this.reporter_.addLoadedFileResults(status.loadedFiles);
  var response = new jstestdriver.Response(
          jstestdriver.RESPONSE_TYPES.FILE_LOAD_RESULT,
          JSON.stringify(status),
          this.getBrowserInfo());
  this.reporter_.finishLoading(this.now_());
  this.onLoadComplete_(response);
};


jstestdriver.StandAloneLoadTestsCommand.prototype.findScriptTagsToRemove_ =
    function(dom, fileSrcs) {
  var scripts = dom.getElementsByTagName('script');
  var filesSize = fileSrcs.length;
  var scriptsSize = scripts.length;
  var scriptTagsToRemove = [];

  for (var i = 0; i < filesSize; i++) {
    var f = fileSrcs[i].fileSrc;

    for (var j = 0; j < scriptsSize; j++) {
      var s = scripts[j];

      if (s.src.indexOf(f) != -1) {
        scriptTagsToRemove.push(s);
        break;
      }
    }
  }
  return scriptTagsToRemove;
};


jstestdriver.StandAloneLoadTestsCommand.prototype.removeScriptTags_ =
    function(dom, scriptTagsToRemove) {
  var head = dom.getElementsByTagName('head')[0];
  var size = scriptTagsToRemove.length;

  for (var i = 0; i < size; i++) {
    var script = scriptTagsToRemove[i];
    head.removeChild(script);
  }
};


jstestdriver.StandAloneLoadTestsCommand.prototype.removeScripts = function(dom, fileSrcs) {
  this.removeScriptTags_(dom, this.findScriptTagsToRemove_(dom, fileSrcs));
};