content: /*
   * Copyright 2016 HuntBugs contributors
   * 
   * Licensed 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 one.util.huntbugs.util;
  
  import static org.junit.Assert.*;
  
  import java.util.Arrays;
  
  import org.junit.Test;
  
  /**
   * @author lan
   *
   */
  public class TestIterables {
      @Test
      public void testConcat() {
          assertEquals(Arrays.asList(1, 2, 3), Iterables
                  .toList(Iterables.concat(Arrays.asList(1, 2, 3), Arrays.asList())));
          assertEquals(Arrays.asList(1, 2, 3), Iterables
                  .toList(Iterables.concat(Arrays.asList(), Arrays.asList(1, 2, 3))));
          assertEquals(Arrays.asList(), Iterables.toList(Iterables.concat(Arrays.asList(), Arrays.asList())));
          assertEquals(Arrays.asList(1, 2, 3, 4, 5, 6), Iterables.toList(Iterables.concat(Arrays.asList(1, 2, 3), Arrays
                  .asList(4, 5, 6))));
      }
  }
  