/*
* Syncany, www.syncany.org
* Copyright (C) 2011-2014 Philipp C. Heckel <philipp.heckel@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.syncany.tests.config;
import static org.junit.Assert.*;
import java.io.File;
import org.junit.Test;
import org.syncany.config.Cache;
import org.syncany.tests.util.TestFileUtil;
public class CacheTest {
@Test
public void testCacheSizeOkay() throws Exception {
File testCacheFolder = TestFileUtil.createTempDirectoryInSystemTemp();
Cache cache = new Cache(testCacheFolder);
cache.setKeepBytes(50*1024);
TestFileUtil.createRandomFilesInDirectory(testCacheFolder, 10*1024, 4);
assertEquals(4, testCacheFolder.listFiles().length);
cache.clear();
assertEquals(4, testCacheFolder.listFiles().length);
TestFileUtil.deleteDirectory(testCacheFolder);
}
@Test
public void testCacheNeedsCleaning5Left() throws Exception {
File testCacheFolder = TestFileUtil.createTempDirectoryInSystemTemp();
Cache cache = new Cache(testCacheFolder);
cache.setKeepBytes(50*1024);
TestFileUtil.createRandomFilesInDirectory(testCacheFolder, 10*1024, 10);
assertEquals(10, testCacheFolder.listFiles().length);
cache.clear();
assertEquals(5, testCacheFolder.listFiles().length);
TestFileUtil.deleteDirectory(testCacheFolder);
}
@Test
public void testCacheNeedsCleaning1Left() throws Exception {
File testCacheFolder = TestFileUtil.createTempDirectoryInSystemTemp();
Cache cache = new Cache(testCacheFolder);
cache.setKeepBytes(50*1024);
TestFileUtil.createRandomFile(new File(testCacheFolder, "10"), 10*1024);
Thread.sleep(1001); // Linux/ext3 only has 1s accuracy
TestFileUtil.createRandomFile(new File(testCacheFolder, "30"), 30*1024);
Thread.sleep(1001);
TestFileUtil.createRandomFile(new File(testCacheFolder, "20"), 20*1024);
Thread.sleep(1001);
TestFileUtil.createRandomFile(new File(testCacheFolder, "40"), 40*1024);
assertEquals(4, testCacheFolder.listFiles().length);
cache.clear();
assertEquals(1, testCacheFolder.listFiles().length);
assertFalse(new File(testCacheFolder, "10").exists());
assertFalse(new File(testCacheFolder, "30").exists());
assertFalse(new File(testCacheFolder, "20").exists());
assertTrue(new File(testCacheFolder, "40").exists());
TestFileUtil.deleteDirectory(testCacheFolder);
}
@Test
public void testCacheNeedsCleaning2Left() throws Exception {
File testCacheFolder = TestFileUtil.createTempDirectoryInSystemTemp();
Cache cache = new Cache(testCacheFolder);
cache.setKeepBytes(50*1024);
TestFileUtil.createRandomFile(new File(testCacheFolder, "40"), 40*1024);
Thread.sleep(1001); // Linux/ext3 only has 1s accuracy
TestFileUtil.createRandomFile(new File(testCacheFolder, "30"), 30*1024);
Thread.sleep(1001);
TestFileUtil.createRandomFile(new File(testCacheFolder, "20"), 20*1024);
Thread.sleep(1001);
TestFileUtil.createRandomFile(new File(testCacheFolder, "10"), 10*1024);
assertEquals(4, testCacheFolder.listFiles().length);
cache.clear();
assertEquals(2, testCacheFolder.listFiles().length);
assertFalse(new File(testCacheFolder, "40").exists());
assertFalse(new File(testCacheFolder, "30").exists());
assertTrue(new File(testCacheFolder, "20").exists());
assertTrue(new File(testCacheFolder, "10").exists());
TestFileUtil.deleteDirectory(testCacheFolder);
}
}