| 1 | // Jomic - a viewer for comic book archives. |
| 2 | // Copyright (C) 2004-2011 Thomas Aglassinger |
| 3 | // |
| 4 | // This program is free software: you can redistribute it and/or modify |
| 5 | // it under the terms of the GNU General Public License as published by |
| 6 | // the Free Software Foundation, either version 3 of the License, or |
| 7 | // (at your option) any later version. |
| 8 | // |
| 9 | // This program is distributed in the hope that it will be useful, |
| 10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | // GNU General Public License for more details. |
| 13 | // |
| 14 | // You should have received a copy of the GNU General Public License |
| 15 | // along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 16 | package net.sf.jomic.comic; |
| 17 | |
| 18 | import java.awt.image.RenderedImage; |
| 19 | import java.io.File; |
| 20 | import java.io.IOException; |
| 21 | |
| 22 | import junit.framework.TestCase; |
| 23 | import net.sf.jomic.common.Settings; |
| 24 | import net.sf.jomic.tools.FileTools; |
| 25 | import net.sf.jomic.tools.TestTools; |
| 26 | import org.apache.commons.logging.Log; |
| 27 | import org.apache.commons.logging.LogFactory; |
| 28 | |
| 29 | /** |
| 30 | * TestCase for Thumbnail. |
| 31 | * |
| 32 | * @author Thomas Aglassinger |
| 33 | */ |
| 34 | public class ThumbnailTest extends TestCase |
| 35 | { |
| 36 | static final int MAX_THUMB_HEIGHT = 100; |
| 37 | static final int MAX_THUMB_WIDTH = 135; |
| 38 | |
| 39 | private Log logger; |
| 40 | private TestTools testTools; |
| 41 | |
| 42 | /* |
| 43 | * @see TestCase#setUp() |
| 44 | */ |
| 45 | protected void setUp() |
| 46 | throws Exception { |
| 47 | super.setUp(); |
| 48 | logger = LogFactory.getLog(ThumbnailTest.class); |
| 49 | testTools = TestTools.instance(); |
| 50 | } |
| 51 | |
| 52 | /** |
| 53 | * Regression test for bug 1991777: NullPointerException when no ImageReader for thumb nail. |
| 54 | */ |
| 55 | public void testCanObtainThumbForEmptyImage() |
| 56 | throws IOException { |
| 57 | File cacheDir = Settings.instance().getCacheDir(); |
| 58 | |
| 59 | clearComicCaches(cacheDir); |
| 60 | |
| 61 | ComicCache comicCache = ComicCache.instance(); |
| 62 | |
| 63 | comicCache.setUp(cacheDir); |
| 64 | |
| 65 | for (int emptyImageNameIndex = 0; emptyImageNameIndex < TestTools.EMPTY_IMAGE_NAMES.length; |
| 66 | emptyImageNameIndex += 1) { |
| 67 | String emptyImageName = TestTools.EMPTY_IMAGE_NAMES[emptyImageNameIndex]; |
| 68 | File imageFile = testTools.getTestFile(emptyImageName); |
| 69 | RenderedImage thumbImage = comicCache.getThumbnail(imageFile); |
| 70 | |
| 71 | assertNotNull(thumbImage); |
| 72 | |
| 73 | RenderedImage againThumbImage = comicCache.getThumbnail(imageFile); |
| 74 | |
| 75 | assertNotNull(againThumbImage); |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | public void testCanObtainThumbFromCache() |
| 80 | throws IOException { |
| 81 | File cacheDir = Settings.instance().getCacheDir(); |
| 82 | |
| 83 | clearComicCaches(cacheDir); |
| 84 | |
| 85 | ComicCache comicCache = ComicCache.instance(); |
| 86 | |
| 87 | comicCache.setUp(cacheDir); |
| 88 | |
| 89 | File imageFile = testTools.getTestImageFile(); |
| 90 | RenderedImage thumbImage = comicCache.getThumbnail(imageFile); |
| 91 | |
| 92 | assertNotNull(thumbImage); |
| 93 | |
| 94 | RenderedImage againThumbImage = comicCache.getThumbnail(imageFile); |
| 95 | |
| 96 | assertNotNull(againThumbImage); |
| 97 | } |
| 98 | |
| 99 | |
| 100 | /* |
| 101 | * @see TestCase#tearDown() |
| 102 | */ |
| 103 | protected void tearDown() |
| 104 | throws Exception { |
| 105 | testTools = null; |
| 106 | super.tearDown(); |
| 107 | } |
| 108 | |
| 109 | // TODO: find a dencent way to clear the files in the cache |
| 110 | private void clearComicCaches(File cacheDir) { |
| 111 | FileTools.instance().attemptToDeleteAll(cacheDir, logger); |
| 112 | } |
| 113 | } |
| 114 | |