chrome/test/data/extensions/api_test/webstore_private/common.js

   1 // Copyright (c) 2012 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
   5 // The id of an extension we're using for install tests.
   6 var extensionId = "enfkhcelefdadlmkffamgdlgplcionje";
   7
   8 // The id of an app we're using for install tests.
   9 var appId = "iladmdjkfniedhfhcfoefgojhgaiaccc";
  10
  11 var assertEq = chrome.test.assertEq;
  12 var assertFalse = chrome.test.assertFalse;
  13 var assertNoLastError = chrome.test.assertNoLastError;
  14 var assertTrue = chrome.test.assertTrue;
  15 var callbackFail = chrome.test.callbackFail;
  16 var callbackPass = chrome.test.callbackPass;
  17 var listenOnce = chrome.test.listenOnce;
  18 var runTests = chrome.test.runTests;
  19 var succeed = chrome.test.succeed;
  20
  21 // Calls |callback| with true/false indicating whether an item with the |id|
  22 // is installed.
  23 function checkItemInstalled(id, callback) {
  24   chrome.management.getAll(function(extensions) {
  25     callback(extensions.some(function(ext) {
  26       return ext.id == id;
  27     }));
  28   });
  29 }
  30
  31 // Calls |callback| with true/false indicating whether an item with an id of
  32 // extensionId is installed.
  33 function checkInstalled(callback) {
  34   checkItemInstalled(extensionId, callback);
  35 }
  36
  37 var cachedIcon = null;
  38 var img = null;
  39
  40 // This returns the base64-encoded content of the extension's image.
  41 function getIconData(callback) {
  42   if (cachedIcon) {
  43     callback(cachedIcon);
  44     return;
  45   }
  46   var canvas = document.createElement("canvas");
  47   canvas.style.display = "none";
  48   canvas.width = 128;
  49   canvas.height = 128;
  50   img = new Image();
  51   img.onload = function() {
  52     console.log('img.onload called');
  53     var ctx = canvas.getContext("2d");
  54     ctx.drawImage(img, 0, 0);
  55     var tmp = canvas.toDataURL();
  56     // Strip the data url prefix to just get the base64-encoded bytes.
  57     cachedIcon = tmp.slice(tmp.search(",")+1);
  58     callback(cachedIcon);
  59   };
  60   img.src = "extension/icon.png";
  61 }
  62
  63 // This returns the string contents of the extension's manifest file.
  64 function getManifest(alternativePath) {
  65   // Do a synchronous XHR to get the manifest.
  66   var xhr = new XMLHttpRequest();
  67   xhr.open("GET",
  68            alternativePath ? alternativePath : "extension/manifest.json",
  69            false);
  70   xhr.send(null);
  71   return xhr.responseText;
  72 }
  73
  74 // Installs the extension with the given |installOptions|, calls
  75 // |whileInstalled| and then uninstalls the extension.
  76 function installAndCleanUp(installOptions, whileInstalled) {
  77   // Begin installing.
  78   chrome.webstorePrivate.beginInstallWithManifest3(
  79       installOptions,
  80       callbackPass(function(result) {
  81         assertNoLastError();
  82         assertEq("", result);
  83
  84         // Now complete the installation.
  85         chrome.webstorePrivate.completeInstall(
  86             extensionId,
  87             callbackPass(function(result) {
  88               assertNoLastError();
  89               assertEq(undefined, result);
  90
  91               whileInstalled();
  92
  93               chrome.test.runWithUserGesture(callbackPass(function() {
  94                 chrome.management.uninstall(extensionId, {}, callbackPass());
  95               }));
  96             }));
  97       }));
  98 }