/*
    *
    * 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.hadoop.hbase.client;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  import java.util.Collection;
  import java.util.List;
  import java.util.concurrent.Callable;
  import java.util.concurrent.ExecutorService;
  import java.util.concurrent.Future;
  import java.util.concurrent.TimeUnit;
  import org.apache.hadoop.hbase.TableName;
  import org.apache.hadoop.hbase.testclassification.ClientTests;
  import org.apache.hadoop.hbase.testclassification.SmallTests;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.experimental.categories.Category;
  import org.junit.rules.TestName;
  
  @Category({ ClientTests.class, SmallTests.class })
  public class TestBufferedMutatorParams {
    @Rule
    public TestName name = new TestName();
  
    /**
     * Just to create in instance, this doesn't actually function.
     */
    private class MockExecutorService implements ExecutorService {
  
      @Override
      public void execute(Runnable command) {
      }
  
      @Override
      public void shutdown() {
      }
  
      @Override
      public List<Runnable> shutdownNow() {
        return null;
      }
  
      @Override
      public boolean isShutdown() {
        return false;
      }
  
      @Override
      public boolean isTerminated() {
        return false;
      }
  
      @Override
      public boolean awaitTermination(long timeout, TimeUnit unit) {
        return false;
      }
  
      @Override
      public <T> Future<T> submit(Callable<T> task) {
        return null;
      }
  
      @Override
      public <T> Future<T> submit(Runnable task, T result) {
        return null;
      }
  
      @Override
      public Future<?> submit(Runnable task) {
        return null;
      }
  
      @Override
      public <T> List<Future<T>> invokeAll(
          Collection<? extends Callable<T>> tasks) {
        return null;
      }
  
      @Override
      public <T> List<Future<T>> invokeAll(
          Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) {
       return null;
     }
 
     @Override
     public <T> T invokeAny(Collection<? extends Callable<T>> tasks) {
       return null;
     }
 
     @Override
     public <T> T invokeAny(Collection<? extends Callable<T>> tasks,
         long timeout, TimeUnit unit) {
       return null;
     }
   }
 
   /**
    * Just to create an instance, this doesn't actually function.
    */
   private static class MockExceptionListener implements BufferedMutator.ExceptionListener {
     @Override
     public void onException(RetriesExhaustedWithDetailsException exception,
         BufferedMutator mutator) {
     }
   }
 
   @Test
   public void testClone() {
     ExecutorService pool = new MockExecutorService();
     final String tableName = name.getMethodName();
     BufferedMutatorParams bmp = new BufferedMutatorParams(TableName.valueOf(tableName));
 
     BufferedMutator.ExceptionListener listener = new MockExceptionListener();
     bmp
             .writeBufferSize(17)
             .setWriteBufferPeriodicFlushTimeoutMs(123)
             .setWriteBufferPeriodicFlushTimerTickMs(456)
             .maxKeyValueSize(13)
             .pool(pool)
             .listener(listener);
     BufferedMutatorParams clone = bmp.clone();
 
     // Confirm some literals
     assertEquals(tableName, clone.getTableName().toString());
     assertEquals(17, clone.getWriteBufferSize());
     assertEquals(123, clone.getWriteBufferPeriodicFlushTimeoutMs());
     assertEquals(456, clone.getWriteBufferPeriodicFlushTimerTickMs());
     assertEquals(13, clone.getMaxKeyValueSize());
 
     cloneTest(bmp, clone);
 
     BufferedMutatorParams cloneWars = clone.clone();
     cloneTest(clone, cloneWars);
     cloneTest(bmp, cloneWars);
   }
 
   /**
    * Confirm all fields are equal.
    * @param some some instance
    * @param clone a clone of that instance, but not the same instance.
    */
   private void cloneTest(BufferedMutatorParams some,
       BufferedMutatorParams clone) {
     assertFalse(some == clone);
     assertEquals(some.getTableName().toString(),
         clone.getTableName().toString());
     assertEquals(some.getWriteBufferSize(), clone.getWriteBufferSize());
     assertEquals(some.getWriteBufferPeriodicFlushTimeoutMs(),
         clone.getWriteBufferPeriodicFlushTimeoutMs());
     assertEquals(some.getWriteBufferPeriodicFlushTimerTickMs(),
         clone.getWriteBufferPeriodicFlushTimerTickMs());
     assertEquals(some.getMaxKeyValueSize(), clone.getMaxKeyValueSize());
     assertTrue(some.getListener() == clone.getListener());
     assertTrue(some.getPool() == clone.getPool());
   }
 
 }