/*
* 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.scenarios;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FilenameFilter;
import java.util.Random;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.junit.Test;
import org.syncany.config.Logging;
import org.syncany.database.SqlDatabase;
import org.syncany.operations.status.StatusOperationResult;
import org.syncany.operations.up.UpOperationResult;
import org.syncany.plugins.local.LocalTransferSettings;
import org.syncany.plugins.transfer.TransferSettings;
import org.syncany.tests.util.TestClient;
import org.syncany.tests.util.TestConfigUtil;
public class CallUpWhileStillWritingFileScenarioTest {
private static final Logger logger = Logger.getLogger(CallUpWhileStillWritingFileScenarioTest.class.getSimpleName());
@Test
public void testUpWhileWritingFile() throws Exception {
// Setup
final TransferSettings testConnection = TestConfigUtil.createTestLocalConnection();
final TestClient clientA = new TestClient("A", testConnection);
final TestClient clientB = new TestClient("B", testConnection);
final File testFile = clientA.getLocalFile("large-test-file");
final long testFileLength = 100 * 1024 * 1024;
Thread writeFileThread = new Thread(new Runnable() {
@Override
public void run() {
try {
logger.log(Level.SEVERE, "Started thread to write file to " + testFile + " ...");
FileOutputStream fos = new FileOutputStream(testFile);
Random randomEngine = new Random();
byte[] buf = new byte[4096];
int writtenLen = 0;
while (writtenLen < testFileLength) {
randomEngine.nextBytes(buf);
fos.write(buf, 0, buf.length);
writtenLen += buf.length;
}
fos.close();
logger.log(Level.SEVERE, "Ended thread to write file to " + testFile + " ...");
}
catch (Exception e) {
// Nothing.
}
}
});
Logging.setGlobalLogLevel(Level.SEVERE);
// Before start: setup up databases (takes a while)
clientA.status();
clientB.status();
// Run!
writeFileThread.start();
Thread.sleep(50);
logger.log(Level.SEVERE, "Started clientA.up()");
UpOperationResult upResult = clientA.up();
StatusOperationResult statusResult = upResult.getStatusResult();
logger.log(Level.SEVERE, "Ended clientA.up()");
writeFileThread.join();
// Test 1: Check result sets for inconsistencies
assertTrue("Status command expected to return changes.", statusResult.getChangeSet().hasChanges());
assertFalse("File should NOT be uploaded while still writing (no half-file upload).", upResult.getChangeSet().hasChanges());
// Test 2: Check database for inconsistencies
SqlDatabase database = clientA.loadLocalDatabase();
assertNull("File should NOT be uploaded while still writing (no half-file upload).", database.getFileVersionByPath("large-test-file"));
assertNull("There should NOT be a new database version, because file should not have been added.", database.getLastDatabaseVersionHeader());
// Test 3: Check file system for inconsistencies
File repoPath = new File(((LocalTransferSettings) testConnection).getPath() + "/databases");
String[] repoFileList = repoPath.list(new FilenameFilter() {
@Override
public boolean accept(File dir, String name) {
return name.startsWith("database-");
}
});
assertEquals("Repository should NOT contain any files.", 0, repoFileList.length);
// Tear down
clientA.deleteTestData();
clientB.deleteTestData();
}
}