AbstractDiskHttpDataTest.java — netty Source File

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/*
 * Copyright 2020 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.handler.codec.http.multipart;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufUtil;
import io.netty.util.internal.PlatformDependent;
import org.junit.jupiter.api.Test;

import java.io.File;
import java.io.FileOutputStream;
import java.nio.charset.Charset;
import java.util.Arrays;
import java.util.UUID;
import java.util.concurrent.ThreadLocalRandom;

import static io.netty.util.CharsetUtil.UTF_8;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;

/**
 * {@link AbstractDiskHttpData} test cases
 */
public class AbstractDiskHttpDataTest {

    @Test
    public void testGetChunk() throws Exception {
        TestHttpData test = new TestHttpData("test", UTF_8, 0);
        try {
            File tmpFile = PlatformDependent.createTempFile(UUID.randomUUID().toString(), ".tmp", null);
            tmpFile.deleteOnExit();
            FileOutputStream fos = new FileOutputStream(tmpFile);
            byte[] bytes = new byte[4096];
            ThreadLocalRandom.current().nextBytes(bytes);
            try {
                fos.write(bytes);
                fos.flush();
            } finally {
                fos.close();
            }
            test.setContent(tmpFile);
            ByteBuf buf1 = test.getChunk(1024);
            assertEquals(buf1.readerIndex(), 0);
            assertEquals(buf1.writerIndex(), 1024);
            ByteBuf buf2 = test.getChunk(1024);
            assertEquals(buf2.readerIndex(), 0);
            assertEquals(buf2.writerIndex(), 1024);
// ... (70 more lines)