/*
* Copyright (c) 2015-2016, Christoph Engelbert (aka noctarius) and
* contributors. All rights reserved.
*
* 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 com.noctarius.tengi.spi.buffer.impl;
import com.noctarius.tengi.spi.buffer.MemoryBuffer;
import com.noctarius.tengi.testing.AbstractTestCase;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import org.junit.Test;
import java.nio.ByteBuffer;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class NettyMemoryBufferTestCase
extends AbstractTestCase {
@Test
public void test_lock()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.lock();
assertFalse(memoryBuffer.isReleasable());
assertFalse(memoryBuffer.isReleased());
}
@Test
public void test_release()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.lock();
assertFalse(memoryBuffer.isReleasable());
assertFalse(memoryBuffer.isReleased());
memoryBuffer.release();
memoryBuffer.release();
assertTrue(memoryBuffer.isReleasable());
assertTrue(memoryBuffer.isReleased());
}
@Test
public void test_capacity()
throws Exception {
ByteBuf buffer = Unpooled.buffer(10);
MemoryBuffer memoryBuffer = createMemoryBuffer(buffer);
assertEquals(10, memoryBuffer.capacity());
}
@Test
public void test_max_capacity()
throws Exception {
ByteBuf buffer = Unpooled.buffer(10);
MemoryBuffer memoryBuffer = createMemoryBuffer(buffer);
assertEquals(Integer.MAX_VALUE, memoryBuffer.maxCapacity());
}
@Test
public void test_clear()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte(1);
}
assertEquals(10, memoryBuffer.writerIndex());
memoryBuffer.clear();
assertEquals(0, memoryBuffer.writerIndex());
}
@Test
public void test_duplicate()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte((byte) i);
}
MemoryBuffer duplicate = memoryBuffer.duplicate();
for (int i = 0; i < 10; i++) {
byte b1 = memoryBuffer.readByte();
byte b2 = duplicate.readByte();
assertEquals(b1, (byte) i);
assertEquals(b1, b2);
}
}
@Test
public void test_readable()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
assertFalse(memoryBuffer.readable());
memoryBuffer.writeByte(1);
assertTrue(memoryBuffer.readable());
}
@Test
public void test_readable_bytes()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
assertEquals(0, memoryBuffer.readableBytes());
memoryBuffer.writeByte(1);
assertEquals(1, memoryBuffer.readableBytes());
}
@Test
public void test_byte()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeByte(5);
memoryBuffer.writeByte(10);
assertEquals(5, memoryBuffer.readByte());
assertEquals(10, memoryBuffer.readByte());
}
@Test
public void test_bytes_no_offset()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
byte[] data = new byte[5];
data[0] = 10;
data[1] = 20;
data[2] = 30;
data[3] = 40;
data[4] = 50;
memoryBuffer.writeBytes(data);
byte[] result = new byte[5];
memoryBuffer.readBytes(result);
assertArrayEquals(data, result);
}
@Test
public void test_bytes_offset_length()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
byte[] data = new byte[5];
data[0] = 10;
data[1] = 20;
data[2] = 30;
data[3] = 40;
data[4] = 50;
memoryBuffer.writeBytes(data, 1, 3);
byte[] result = new byte[3];
memoryBuffer.readBytes(result);
byte[] expected = new byte[3];
expected[0] = 20;
expected[1] = 30;
expected[2] = 40;
assertArrayEquals(expected, result);
}
@Test
public void test_write_buffer_array_bytebuffer()
throws Exception {
ByteBuffer byteBuffer = ByteBuffer.allocate(10);
for (int i = 0; i < 10; i++) {
byteBuffer.put((byte) i);
}
assertEquals(10, byteBuffer.position());
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeBuffer(byteBuffer);
assertEquals(10, memoryBuffer.writerIndex());
for (int i = 0; i < 10; i++) {
assertEquals((byte) i, memoryBuffer.readByte());
}
}
@Test
public void test_read_buffer_array_bytebuffer()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte((byte) i);
}
assertEquals(10, memoryBuffer.writerIndex());
ByteBuffer result = ByteBuffer.allocate(10);
memoryBuffer.readBuffer(result);
assertEquals(10, result.position());
}
@Test
public void test_write_buffer_direct_bytebuffer()
throws Exception {
ByteBuffer byteBuffer = ByteBuffer.allocateDirect(10);
for (int i = 0; i < 10; i++) {
byteBuffer.put((byte) i);
}
assertEquals(10, byteBuffer.position());
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeBuffer(byteBuffer);
assertEquals(10, memoryBuffer.writerIndex());
for (int i = 0; i < 10; i++) {
assertEquals((byte) i, memoryBuffer.readByte());
}
}
@Test
public void test_read_buffer_direct_bytebuffer()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte((byte) i);
}
assertEquals(10, memoryBuffer.writerIndex());
ByteBuffer result = ByteBuffer.allocateDirect(10);
memoryBuffer.readBuffer(result);
assertEquals(10, result.position());
}
@Test
public void test_write_buffer_array_bytebuffer_offset_length()
throws Exception {
ByteBuffer byteBuffer = ByteBuffer.allocate(10);
for (int i = 0; i < 10; i++) {
byteBuffer.put((byte) i);
}
assertEquals(10, byteBuffer.position());
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeBuffer(byteBuffer, 1, 8);
assertEquals(8, memoryBuffer.writerIndex());
for (int i = 1; i < 9; i++) {
assertEquals((byte) i, memoryBuffer.readByte());
}
}
@Test
public void test_read_buffer_array_bytebuffer_offset_length()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte((byte) i);
}
assertEquals(10, memoryBuffer.writerIndex());
ByteBuffer result = ByteBuffer.allocate(8);
memoryBuffer.readBuffer(result, 1, 8);
result.flip();
for (int i = 1; i < 9; i++) {
assertEquals((byte) i, result.get());
}
}
@Test
public void test_write_buffer_direct_bytebuffer_offset_length()
throws Exception {
ByteBuffer byteBuffer = ByteBuffer.allocateDirect(10);
for (int i = 0; i < 10; i++) {
byteBuffer.put((byte) i);
}
assertEquals(10, byteBuffer.position());
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeBuffer(byteBuffer, 1, 8);
assertEquals(8, memoryBuffer.writerIndex());
for (int i = 1; i < 9; i++) {
assertEquals((byte) i, memoryBuffer.readByte());
}
}
@Test
public void test_read_buffer_direct_bytebuffer_offset_length()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte((byte) i);
}
assertEquals(10, memoryBuffer.writerIndex());
ByteBuffer result = ByteBuffer.allocateDirect(8);
memoryBuffer.readBuffer(result, 1, 8);
result.flip();
for (int i = 1; i < 9; i++) {
assertEquals((byte) i, result.get());
}
}
@Test
public void test_write_buffer_array_memorybuffer()
throws Exception {
ByteBuf byteBuf = Unpooled.buffer();
MemoryBuffer buffer = createMemoryBuffer(byteBuf);
for (int i = 0; i < 10; i++) {
buffer.writeByte((byte) i);
}
assertEquals(10, buffer.writerIndex());
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeBuffer(buffer);
assertEquals(10, memoryBuffer.writerIndex());
for (int i = 0; i < 10; i++) {
assertEquals((byte) i, memoryBuffer.readByte());
}
}
@Test
public void test_read_buffer_array_memorybuffer()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte((byte) i);
}
assertEquals(10, memoryBuffer.writerIndex());
ByteBuf byteBuf = Unpooled.buffer(10);
MemoryBuffer buffer = createMemoryBuffer(byteBuf);
memoryBuffer.readBuffer(buffer);
assertEquals(10, buffer.writerIndex());
}
@Test
public void test_write_buffer_direct_memorybuffer()
throws Exception {
ByteBuf byteBuf = Unpooled.directBuffer();
MemoryBuffer buffer = createMemoryBuffer(byteBuf);
for (int i = 0; i < 10; i++) {
buffer.writeByte((byte) i);
}
assertEquals(10, buffer.writerIndex());
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeBuffer(buffer);
assertEquals(10, memoryBuffer.writerIndex());
for (int i = 0; i < 10; i++) {
assertEquals((byte) i, memoryBuffer.readByte());
}
}
@Test
public void test_read_buffer_direct_memorybuffer()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte((byte) i);
}
assertEquals(10, memoryBuffer.writerIndex());
ByteBuf byteBuf = Unpooled.directBuffer(10);
MemoryBuffer buffer = createMemoryBuffer(byteBuf);
memoryBuffer.readBuffer(buffer);
assertEquals(10, buffer.writerIndex());
}
@Test
public void test_write_buffer_array_memorybuffer_offset_length()
throws Exception {
ByteBuf byteBuf = Unpooled.buffer();
MemoryBuffer buffer = createMemoryBuffer(byteBuf);
for (int i = 0; i < 10; i++) {
buffer.writeByte((byte) i);
}
assertEquals(10, buffer.writerIndex());
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeBuffer(buffer, 1, 8);
assertEquals(8, memoryBuffer.writerIndex());
for (int i = 1; i < 9; i++) {
assertEquals((byte) i, memoryBuffer.readByte());
}
}
@Test
public void test_read_buffer_array_memorybuffer_offset_length()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte((byte) i);
}
assertEquals(10, memoryBuffer.writerIndex());
ByteBuf byteBuf = Unpooled.buffer(8);
MemoryBuffer buffer = createMemoryBuffer(byteBuf);
memoryBuffer.readBuffer(buffer, 1, 8);
for (int i = 1; i < 9; i++) {
assertEquals((byte) i, buffer.readByte());
}
}
@Test
public void test_write_buffer_direct_memorybuffer_offset_length()
throws Exception {
ByteBuf byteBuf = Unpooled.directBuffer();
MemoryBuffer buffer = createMemoryBuffer(byteBuf);
for (int i = 0; i < 10; i++) {
buffer.writeByte((byte) i);
}
assertEquals(10, buffer.writerIndex());
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeBuffer(buffer, 1, 8);
assertEquals(8, memoryBuffer.writerIndex());
for (int i = 1; i < 9; i++) {
assertEquals((byte) i, memoryBuffer.readByte());
}
}
@Test
public void test_read_buffer_direct_memorybuffer_offset_length()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
for (int i = 0; i < 10; i++) {
memoryBuffer.writeByte((byte) i);
}
assertEquals(10, memoryBuffer.writerIndex());
ByteBuf byteBuf = Unpooled.directBuffer(8);
MemoryBuffer buffer = createMemoryBuffer(byteBuf);
memoryBuffer.readBuffer(buffer, 1, 8);
for (int i = 1; i < 9; i++) {
assertEquals((byte) i, buffer.readByte());
}
}
@Test
public void test_read_reader_index()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeByte(1);
assertEquals(0, memoryBuffer.readerIndex());
memoryBuffer.readByte();
assertEquals(1, memoryBuffer.readerIndex());
}
@Test
public void test_set_reader_index()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
memoryBuffer.writeByte(1);
assertEquals(0, memoryBuffer.readerIndex());
memoryBuffer.readByte();
assertEquals(1, memoryBuffer.readerIndex());
memoryBuffer.readerIndex(0);
assertEquals(0, memoryBuffer.readerIndex());
}
@Test
public void test_writable()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
assertTrue(memoryBuffer.writable());
}
@Test
public void test_writable_bytes()
throws Exception {
ByteBuf buffer = Unpooled.buffer(10);
MemoryBuffer memoryBuffer = createMemoryBuffer(buffer);
assertEquals(10, memoryBuffer.writableBytes());
}
@Test
public void test_read_writer_index()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
assertEquals(0, memoryBuffer.writerIndex());
memoryBuffer.writeByte(1);
assertEquals(1, memoryBuffer.writerIndex());
}
@Test
public void test_set_writer_index()
throws Exception {
MemoryBuffer memoryBuffer = createMemoryBuffer();
assertEquals(0, memoryBuffer.writerIndex());
memoryBuffer.writeByte(1);
assertEquals(1, memoryBuffer.writerIndex());
memoryBuffer.writerIndex(0);
assertEquals(0, memoryBuffer.writerIndex());
}
}