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      1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 // Called by the common.js module.
      5 function moduleDidLoad() {
      6   // The module is not hidden by default so we can easily see if the plugin
      7   // failed to load.
      8   common.hideModule();
      9 }
     10 
     11 var currentTestEl = null;
     12 
     13 function startCommand(testName) {
     14   var testListEl = document.getElementById('tests');
     15   var testEl = document.createElement('li');
     16   var testRowEl = document.createElement('div');
     17   var testNameEl = document.createElement('span');
     18   var testResultEl = document.createElement('span');
     19   testRowEl.classList.add('row');
     20   testNameEl.classList.add('name');
     21   testNameEl.textContent = testName;
     22   testResultEl.classList.add('result');
     23   testRowEl.appendChild(testNameEl);
     24   testRowEl.appendChild(testResultEl);
     25   testEl.appendChild(testRowEl);
     26   testListEl.appendChild(testEl);
     27 
     28   currentTestEl = testEl;
     29 }
     30 
     31 function failCommand(fileName, lineNumber, summary) {
     32   var testMessageEl = document.createElement('pre');
     33   testMessageEl.textContent += fileName + ':' + lineNumber + ': ' + summary;
     34   currentTestEl.appendChild(testMessageEl);
     35 }
     36 
     37 function endCommand(testName, testResult) {
     38   var testRowEl = currentTestEl.querySelector('.row');
     39   var testResultEl = currentTestEl.querySelector('.result');
     40   testRowEl.classList.add(testResult);
     41   testResultEl.textContent = testResult;
     42 }
     43 
     44 function handleMessage(event) {
     45   var msg = event.data;
     46   var firstColon = msg.indexOf(':');
     47   var cmd = msg.substr(0, firstColon);
     48   var cmdFunctionName = cmd + 'Command';
     49   var cmdFunction = window[cmdFunctionName];
     50 
     51   if (typeof(cmdFunction) !== 'function') {
     52     console.log('Unknown command: ' + cmd);
     53     console.log('  message: ' + msg);
     54     return;
     55   }
     56 
     57   var argCount = cmdFunction.length;
     58 
     59   // Don't use split, because it will split all commas (for example any commas
     60   // in the test failure summary).
     61   var argList = msg.substr(firstColon + 1);
     62   args = [];
     63   for (var i = 0; i < argCount - 1; ++i) {
     64     var arg;
     65     var comma = argList.indexOf(',');
     66     if (comma === -1) {
     67       if (i !== argCount - 1) {
     68         console.log('Bad arg count to command "' + cmd + '", expected ' +
     69                     argCount);
     70         console.log('  message: ' + msg);
     71       } else {
     72         arg = argList;
     73       }
     74     } else {
     75       arg = argList.substr(0, comma);
     76       argList = argList.substr(comma + 1);
     77     }
     78     args.push(arg);
     79   }
     80 
     81   // Last argument is the rest of the message.
     82   args.push(argList);
     83 
     84   cmdFunction.apply(null, args);
     85 }
     86