diff options
Diffstat (limited to 'ui/file_manager/gallery/js/gallery_item_unittest.js')
-rw-r--r-- | ui/file_manager/gallery/js/gallery_item_unittest.js | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/ui/file_manager/gallery/js/gallery_item_unittest.js b/ui/file_manager/gallery/js/gallery_item_unittest.js new file mode 100644 index 0000000..e3c545b --- /dev/null +++ b/ui/file_manager/gallery/js/gallery_item_unittest.js @@ -0,0 +1,79 @@ +// Copyright 2015 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +/** + * Mock of ImageUtil. + */ +var ImageUtil = { + getMetricName: function() {}, + metrics: { + recordEnum: function() {}, + recordInterval: function() {}, + startInterval: function() {} + } +}; + +/** + * Mock of ImageEncoder + */ +var ImageEncoder = { + encodeMetadata: function() {}, + getBlob: function() {} +}; + +/** + * Load time data. + */ +loadTimeData.data = { + DRIVE_DIRECTORY_LABEL: '', + DOWNLOADS_DIRECTORY_LABEL: '' +}; + +/** + * Tests for GalleryItem#saveToFile. + */ +function testSaveToFile(callback) { + var fileSystem = new MockFileSystem('volumeId'); + fileSystem.populate(['/test.jpg']); + var entry = fileSystem.entries['/test.jpg']; + entry.createWriter = function(callback) { + callback({ + write: function() { + Promise.resolve().then(function() { + this.onwriteend(); + }.bind(this)); + }, + truncate: function() { + this.write(); + } + }); + }; + var fetchedMediaCleared = false; + var metadataCache = { + getLatest: function(entries, type, callback) { + callback([{name: 'newMetadata'}]); + }, + clear: function(entries, type) { + fetchedMediaCleared = true; + } + }; + var item = new Gallery.Item( + entry, + {isReadOnly: false}, + {name: 'oldMetadata'}, + metadataCache, + /* original */ true); + assertEquals('oldMetadata', item.getMetadata().name); + assertFalse(fetchedMediaCleared); + reportPromise( + new Promise(item.saveToFile.bind( + item, + {getLocationInfo: function() { return {}; }}, + null, + true, + document.createElement('canvas'))).then(function() { + assertEquals('newMetadata', item.getMetadata().name); + assertTrue(fetchedMediaCleared); + }), callback); +} |