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.beam.runners.dataflow.worker.apiary;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertSame;
  
  import java.util.Arrays;
  import java.util.Collections;
  import java.util.List;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Tests for {@link Apiary}. */
  @RunWith(JUnit4.class)
  @SuppressWarnings({"keyfor"})
  public class ApiaryTest {
    @Test
    public void testNullSafeList() {
      assertEquals(Collections.emptyList(), Apiary.listOrEmpty(null));
      List<?> values = Arrays.asList("abc");
      assertSame(values, Apiary.listOrEmpty(values));
    }
  
    @Test
    public void testNullSafeInt() {
      assertEquals(0, Apiary.intOrZero(null));
      Integer value = 82348902;
      assertEquals(value.intValue(), Apiary.intOrZero(value));
    }
  }
  