/*
 * 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));
  }
}
