/*
    * 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.giraph.aggregators;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNotNull;
  
  import org.apache.hadoop.io.BooleanWritable;
  import org.junit.Test;
  
  public class TestBooleanAggregators {
  
    @Test
    public void testAndAggregator() {
      BooleanAndAggregator and = new BooleanAndAggregator();
      assertEquals(true, and.getAggregatedValue().get());
      and.aggregate(new BooleanWritable(true));
      assertEquals(true, and.getAggregatedValue().get());
      and.aggregate(new BooleanWritable(false));
      assertEquals(false, and.getAggregatedValue().get());
      and.setAggregatedValue(new BooleanWritable(true));
      assertEquals(true, and.getAggregatedValue().get());
      BooleanWritable bw = and.createInitialValue();
      assertNotNull(bw);
    }
  
    @Test
    public void testOrAggregator() {
      BooleanOrAggregator or = new BooleanOrAggregator();
      assertEquals(false, or.getAggregatedValue().get());
      or.aggregate(new BooleanWritable(false));
      assertEquals(false, or.getAggregatedValue().get());
      or.aggregate(new BooleanWritable(true));
      assertEquals(true, or.getAggregatedValue().get());
      or.setAggregatedValue(new BooleanWritable(false));
      assertEquals(false, or.getAggregatedValue().get());
      BooleanWritable bw = or.createInitialValue();
      assertNotNull(bw);
    }
  
    @Test
    public void testOverwriteAggregator() {
      BooleanOverwriteAggregator overwrite = new BooleanOverwriteAggregator();
      overwrite.aggregate(new BooleanWritable(true));
      assertEquals(true, overwrite.getAggregatedValue().get());
      overwrite.aggregate(new BooleanWritable(false));
      assertEquals(false, overwrite.getAggregatedValue().get());
      overwrite.setAggregatedValue(new BooleanWritable(true));
      assertEquals(true, overwrite.getAggregatedValue().get());
      BooleanWritable bw = overwrite.createInitialValue();
      assertNotNull(bw);
    }
  
  }