/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.common.buffer.impl;
import static org.junit.Assert.*;
import java.io.IOException;
import java.util.Arrays;
import org.junit.Test;
import org.teiid.common.buffer.impl.EncryptedStorageManager.EncryptedFileStore;
public class TestEncryptedStorageManager {
@Test public void testSetLength() throws Exception {
MemoryStorageManager msm = new MemoryStorageManager();
EncryptedStorageManager ssm = new EncryptedStorageManager(msm);
ssm.initialize();
String tsID = "0"; //$NON-NLS-1$
// Add one batch
EncryptedFileStore store = ssm.createFileStore(tsID);
TestFileStorageManager.writeBytes(store);
assertEquals(1, msm.getCreated());
TestFileStorageManager.writeBytes(store);
assertEquals(4096, store.getLength());
assertEquals(4096, store.getFile().getLength());
store.setLength(256); //multiple of the block size
assertEquals(256, store.getLength());
assertEquals(256, store.getFile().getLength());
store.setLength(100);
assertEquals(100, store.getLength());
assertEquals(112, store.getFile().getLength());
store.readFully(0, new byte[100], 0, 100);
}
@Test public void testReadWrite() throws Exception {
MemoryStorageManager msm = new MemoryStorageManager();
EncryptedStorageManager ssm = new EncryptedStorageManager(msm);
ssm.initialize();
String tsID = "0"; //$NON-NLS-1$
EncryptedFileStore store = ssm.createFileStore(tsID);
for (int i = 0; i < 500; i++) {
byte[] b = new byte[i];
Arrays.fill(b, (byte)i);
store.write(b, 0, i);
store.readFully(store.getLength()-b.length, b, 0, b.length);
for (int j = 0; j < b.length; j++) {
assertEquals((byte)i, b[j]);
}
}
int start = 0;
for (int i = 0; i < 500; i++) {
byte[] b = new byte[i];
store.readFully(start, b, 0, b.length);
for (int j = 0; j < b.length; j++) {
assertEquals((byte)i, b[j]);
}
start += i;
}
store.readFully(0, new byte[(int) store.getLength()], 0, (int) store.getLength());
store.write(16, new byte[100], 0, 100);
store.write((int)store.getLength() - 100, new byte[99], 0, 99);
}
@Test(expected=IOException.class) public void testInvalidRead() throws Exception {
MemoryStorageManager msm = new MemoryStorageManager();
EncryptedStorageManager ssm = new EncryptedStorageManager(msm);
ssm.initialize();
String tsID = "0"; //$NON-NLS-1$
EncryptedFileStore store = ssm.createFileStore(tsID);
store.read(1, new byte[1], 0, 1);
}
}