content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF 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
   *
   *     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 org.apache.activemq.artemis.tests.unit.util;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  import org.apache.activemq.artemis.api.core.ActiveMQBuffer;
  import org.apache.activemq.artemis.api.core.ActiveMQBuffers;
  import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
  import org.apache.activemq.artemis.utils.ActiveMQBufferInputStream;
  import org.junit.jupiter.api.Test;
  
  public class ActiveMQBufferInputStreamTest extends ActiveMQTestBase {
  
     @Test
     public void testReadBytes() throws Exception {
        byte[] bytes = new byte[10 * 1024];
        for (int i = 0; i < bytes.length; i++) {
           bytes[i] = getSamplebyte(i);
        }
  
        ActiveMQBuffer buffer = ActiveMQBuffers.wrappedBuffer(bytes);
        ActiveMQBufferInputStream is = new ActiveMQBufferInputStream(buffer);
  
        // First read byte per byte
        for (int i = 0; i < 1024; i++) {
           assertEquals(getSamplebyte(i), is.read());
        }
  
        // Second, read in chunks
        for (int i = 1; i < 10; i++) {
           bytes = new byte[1024];
           is.read(bytes);
           for (int j = 0; j < bytes.length; j++) {
              assertEquals(getSamplebyte(i * 1024 + j), bytes[j]);
           }
  
        }
  
        assertEquals(-1, is.read());
  
        bytes = new byte[1024];
  
        int sizeRead = is.read(bytes);
  
        assertEquals(-1, sizeRead);
        is.close();
     }
  }
  