/*
* Copyright 2004-2006 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.sf.cindy.buffer;
import net.sf.cindy.Buffer;
/**
* @author <a href="chenrui@gmail.com">Roger Chen</a>
* @version $id$
*/
public class ByteArrayBufferTest extends BufferTest {
protected Buffer newBuffer(int capacity) {
return ByteArrayBuffer.allocate(capacity);
}
public void testWrap() {
byte[] b = new byte[random.nextInt(10000)];
random.nextBytes(b);
Buffer buffer = ByteArrayBuffer.wrap(b);
assertEquals(0, buffer.position());
assertEquals(b.length, buffer.limit());
assertEquals(b.length, buffer.capacity());
assertEquals(b.length, buffer.remaining());
for (int i = 0; i < b.length; i++) {
assertEquals(b[i], buffer.get());
}
int offset = random.nextInt(b.length);
int len = b.length - offset;
buffer = ByteArrayBuffer.wrap(b, offset, len);
assertEquals(offset, buffer.position());
assertEquals(b.length, buffer.limit());
assertEquals(b.length, buffer.capacity());
assertEquals(len, buffer.remaining());
for (int i = offset; i < b.length; i++) {
assertEquals(b[i], buffer.get());
}
}
}