SlicedByteBufTest.java — netty Source File

Source Code

/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you 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:
 *
 *   https://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 io.netty.buffer;

import org.junit.jupiter.api.Assumptions;
import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.function.Executable;

import java.nio.ByteBuffer;
import java.util.concurrent.ThreadLocalRandom;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;

/**
 * Tests sliced channel buffers
 */
public class SlicedByteBufTest extends AbstractByteBufTest {

    @Override
    protected final ByteBuf newBuffer(int length, int maxCapacity) {
        Assumptions.assumeTrue(maxCapacity == Integer.MAX_VALUE);
        int offset;
        offset = length == 0 ? 0 : ThreadLocalRandom.current().nextInt(length);
        ByteBuf buffer = Unpooled.buffer(length * 2);
        ByteBuf slice = newSlice(buffer, offset, length);
        assertEquals(0, slice.readerIndex());
        assertEquals(length, slice.writerIndex());
        return slice;
    }

    protected ByteBuf newSlice(ByteBuf buffer, int offset, int length) {
        return buffer.slice(offset, length);
    }

    @Test
    public void testIsContiguous() {
        ByteBuf buf = newBuffer(4);
        assertEquals(buf.unwrap().isContiguous(), buf.isContiguous());
        buf.release();
    }

    @Test
    public void shouldNotAllowNullInConstructor() {
// ... (296 more lines)