ui/file_manager/gallery/js/background_unittest.js

   1 // Copyright 2014 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 fileSystem;
   6
   7 function setUp() {
   8   fileSystem = new MockFileSystem('fake-media-volume');
   9   var filenames = [
  10     '/DCIM/photos0/IMG00001.jpg',
  11     '/DCIM/photos0/IMG00002.jpg',
  12     '/DCIM/photos0/IMG00003.jpg',
  13     '/DCIM/photos0/MyNote.txt',
  14     '/DCIM/photos0/.HiddenFile.jpg',
  15     '/DCIM/photos1/IMG00001.jpg',
  16     '/DCIM/photos1/IMG00002.jpg',
  17     '/DCIM/photos1/IMG00003.jpg'
  18   ];
  19   fileSystem.populate(filenames);
  20 }
  21
  22 function testCreateEntrySet(callback) {
  23   var emptrySelectionPromise = createEntrySet([]).then(function(results) {
  24     assertEquals(0, results.length);
  25   });
  26
  27   var singleSelectionPromise = createEntrySet([
  28     fileSystem.entries['/DCIM/photos0/IMG00002.jpg']
  29   ]).then(function(results) {
  30     assertEquals(3, results.length);
  31     assertEquals('/DCIM/photos0/IMG00001.jpg', results[0].fullPath);
  32     assertEquals('/DCIM/photos0/IMG00002.jpg', results[1].fullPath);
  33     assertEquals('/DCIM/photos0/IMG00003.jpg', results[2].fullPath);
  34   });
  35
  36   // If a hidden file is selected directly by users, includes it.
  37   var singleHiddenSelectionPromise = createEntrySet([
  38     fileSystem.entries['/DCIM/photos0/.HiddenFile.jpg']
  39   ]).then(function(results) {
  40     assertEquals(4, results.length);
  41     assertEquals('/DCIM/photos0/.HiddenFile.jpg', results[0].fullPath);
  42     assertEquals('/DCIM/photos0/IMG00001.jpg', results[1].fullPath);
  43     assertEquals('/DCIM/photos0/IMG00002.jpg', results[2].fullPath);
  44     assertEquals('/DCIM/photos0/IMG00003.jpg', results[3].fullPath);
  45   });
  46
  47   var multipleSelectionPromise = createEntrySet([
  48     fileSystem.entries['/DCIM/photos0/IMG00001.jpg'],
  49     fileSystem.entries['/DCIM/photos0/IMG00002.jpg'],
  50   ]).then(function(results) {
  51     assertEquals(2, results.length);
  52     assertEquals('/DCIM/photos0/IMG00001.jpg', results[0].fullPath);
  53     assertEquals('/DCIM/photos0/IMG00002.jpg', results[1].fullPath);
  54   });
  55
  56   var multipleSelectionReverseOrderPromise = createEntrySet([
  57     fileSystem.entries['/DCIM/photos0/IMG00002.jpg'],
  58     fileSystem.entries['/DCIM/photos0/IMG00001.jpg'],
  59   ]).then(function(results) {
  60     assertEquals(2, results.length);
  61     assertEquals('/DCIM/photos0/IMG00001.jpg', results[0].fullPath);
  62     assertEquals('/DCIM/photos0/IMG00002.jpg', results[1].fullPath);
  63   });
  64
  65   var multipleHiddenSelectionPromise = createEntrySet([
  66     fileSystem.entries['/DCIM/photos0/IMG00001.jpg'],
  67     fileSystem.entries['/DCIM/photos0/.HiddenFile.jpg']
  68   ]).then(function(results) {
  69     assertEquals(2, results.length);
  70     assertEquals('/DCIM/photos0/.HiddenFile.jpg', results[0].fullPath);
  71     assertEquals('/DCIM/photos0/IMG00001.jpg', results[1].fullPath);
  72   });
  73
  74   reportPromise(Promise.all([
  75     emptrySelectionPromise,
  76     singleSelectionPromise,
  77     singleHiddenSelectionPromise,
  78     multipleSelectionPromise,
  79     multipleSelectionReverseOrderPromise,
  80     multipleHiddenSelectionPromise
  81   ]), callback);
  82 }