native_client_sdk/src/examples/tutorial/testing/example.js

   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
  49   if (cmd == 'testend') {
  50     event.srcElement.postMessage({'testend' : ''});
  51     return;
  52   }
  53
  54   var cmdFunctionName = cmd + 'Command';
  55   var cmdFunction = window[cmdFunctionName];
  56   if (typeof(cmdFunction) !== 'function') {
  57     console.log('Unknown command: ' + cmd);
  58     console.log('  message: ' + msg);
  59     return;
  60   }
  61
  62   var argCount = cmdFunction.length;
  63
  64   // Don't use split, because it will split all commas (for example any commas
  65   // in the test failure summary).
  66   var argList = msg.substr(firstColon + 1);
  67   args = [];
  68   for (var i = 0; i < argCount - 1; ++i) {
  69     var arg;
  70     var comma = argList.indexOf(',');
  71     if (comma === -1) {
  72       if (i !== argCount - 1) {
  73         console.log('Bad arg count to command "' + cmd + '", expected ' +
  74                     argCount);
  75         console.log('  message: ' + msg);
  76       } else {
  77         arg = argList;
  78       }
  79     } else {
  80       arg = argList.substr(0, comma);
  81       argList = argList.substr(comma + 1);
  82     }
  83     args.push(arg);
  84   }
  85
  86   // Last argument is the rest of the message.
  87   args.push(argList);
  88
  89   cmdFunction.apply(null, args);
  90 }