chrome/test/data/extensions/api_test/media_galleries/delete_access/test.js

   1 // Copyright 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
   5 var mediaGalleries = chrome.mediaGalleries;
   6
   7 var galleries;
   8 var testResults = [];
   9 var foundGalleryWithEntry = false;
  10 var expectedFileSystems;
  11
  12 function checkFinished() {
  13   if (testResults.length != galleries.length)
  14     return;
  15   var success = true;
  16   for (var i = 0; i < testResults.length; i++) {
  17     if (testResults[i]) {
  18       success = false;
  19     }
  20   }
  21   if (!foundGalleryWithEntry) {
  22     testResults.push("Did not find gallery with 1 FileEntry");
  23     success = false;
  24   }
  25   if (success) {
  26     chrome.test.succeed();
  27     return;
  28   }
  29   chrome.test.fail(testResults);
  30 }
  31
  32 var deleteFileCallback = function(file) {
  33   testResults.push("");
  34   checkFinished();
  35 }
  36
  37 var deleteFileFailedCallback = function(err) {
  38   testResults.push("Couldn't delete file: " + err.name);
  39   checkFinished();
  40 }
  41
  42 var mediaFileSystemsDirectoryEntryCallback = function(entries) {
  43   if (entries.length == 0) {
  44     testResults.push("");
  45   } else if (entries.length == 1) {
  46     if (foundGalleryWithEntry) {
  47       testResults.push("Found multiple galleries with 1 FileEntry");
  48     } else {
  49       foundGalleryWithEntry = true;
  50       entries[0].remove(deleteFileCallback, deleteFileFailedCallback);
  51     }
  52   } else {
  53     testResults.push("Found a gallery with more than 1 FileEntry");
  54   }
  55   checkFinished();
  56 }
  57
  58 var mediaFileSystemsDirectoryErrorCallback = function(err) {
  59   testResults.push("Couldn't read from directory: " + err.name);
  60   checkFinished();
  61 };
  62
  63 var mediaFileSystemsListCallback = function(results) {
  64   galleries = results;
  65 };
  66
  67 chrome.test.getConfig(function(config) {
  68   customArg = JSON.parse(config.customArg);
  69   expectedFileSystems = customArg[0];
  70
  71   chrome.test.runTests([
  72     function getMediaFileSystems() {
  73       mediaGalleries.getMediaFileSystems(
  74           chrome.test.callbackPass(mediaFileSystemsListCallback));
  75     },
  76     function readFileSystemsAndDeleteFile() {
  77       chrome.test.assertEq(expectedFileSystems, galleries.length);
  78       if (expectedFileSystems == 0) {
  79         chrome.test.succeed();
  80         return;
  81       }
  82
  83       for (var i = 0; i < galleries.length; i++) {
  84         var dirReader = galleries[i].root.createReader();
  85         dirReader.readEntries(mediaFileSystemsDirectoryEntryCallback,
  86                               mediaFileSystemsDirectoryErrorCallback);
  87       }
  88     },
  89   ]);
  90 })