/*
 * Copyright (C) 2014, United States Government, as represented by the
 * Administrator of the National Aeronautics and Space Administration.
 * All rights reserved.
 *
 * The Java Pathfinder core (jpf-core) platform is 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 gov.nasa.jpf.test.java.util;

import gov.nasa.jpf.util.test.TestJPF;

import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import org.junit.Test;
import static java.util.Arrays.asList;

public class StreamTest extends TestJPF {
  public static List<String> allToUpperCase(List<String> words) {
    return words.stream()
        .map(string -> string.toUpperCase())
        .collect(Collectors.toList());
  }

  @Test
  public void multipleWordsToUppercase() {
    List<String> input = Arrays.asList("a", "b", "hello");
    List<String> result = allToUpperCase(input);
    assertEquals(asList("A", "B", "HELLO"), result);
  }
}
