content: /*
   * Copyright 2021-2024 Aklivity Inc.
   *
   * Aklivity 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 io.aklivity.zilla.runtime.binding.kafka.internal.cache;
  
  import static io.aklivity.zilla.runtime.binding.kafka.internal.cache.KafkaCacheCursorRecord.cursor;
  import static io.aklivity.zilla.runtime.binding.kafka.internal.cache.KafkaCacheCursorRecord.cursorIndex;
  import static io.aklivity.zilla.runtime.binding.kafka.internal.cache.KafkaCacheCursorRecord.cursorValue;
  import static org.junit.Assert.assertEquals;
  
  import java.util.Random;
  
  import org.junit.Test;
  
  public class KafkaCacheCursorRecordTest
  {
      @Test
      public void shouldMakeCursor()
      {
          final Random random = new Random();
          final int index = random.nextInt() & 0x7FFF_FFFF;
          final int value = random.nextInt() & 0x7FFF_FFFF;
          final long cursor = cursor(index, value);
  
          assertEquals(index, cursorIndex(cursor));
          assertEquals(value, cursorValue(cursor));
      }
  
      @Test
      public void shouldMakeCursorWithNegativeValue()
      {
          final Random random = new Random();
          final int index = random.nextInt() & 0x7FFF_FFFF;
          final int value = random.nextInt() | 0x8000_0000;
          final long cursor = cursor(index, value);
  
          assertEquals(index, cursorIndex(cursor));
          assertEquals(value, cursorValue(cursor));
      }
  
      @Test
      public void shouldMakeCursorWithNegativeIndex()
      {
          final Random random = new Random();
          final int index = random.nextInt() | 0x8000_0000;
          final int value = random.nextInt() & 0x7FFF_FFFF;
          final long cursor = cursor(index, value);
  
          assertEquals(index, cursorIndex(cursor));
          assertEquals(value, cursorValue(cursor));
      }
  }
  