/*
* ModeShape (http://www.modeshape.org)
*
* 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 org.modeshape.common.collection;
import java.util.Arrays;
import java.util.Iterator;
import org.junit.Test;
import static org.junit.Assert.assertThat;
import static org.modeshape.common.collection.IsIteratorContaining.hasItems;
/**
* Unit test for {@link Collections}
*/
public class CollectionsTest {
@Test
public void shouldConcatenateIterables() throws Exception {
Iterable<String> a = Arrays.asList("a", "b", "c");
Iterable<String> b = Arrays.asList("1", "2", "3");
final Iterable<String> concatIterable = Collections.concat(a, b);
final Iterator<String> iterator = concatIterable.iterator();
assertThat(iterator, hasItems("a", "b", "c", "1", "2", "3"));
}
@Test
public void shouldConcatenateIterators() throws Exception {
Iterable<String> a = Arrays.asList("a", "b", "c");
Iterable<String> b = Arrays.asList("1", "2", "3");
final Iterator<String> iterator = Collections.concat(a.iterator(), b.iterator());
assertThat(iterator, hasItems("a", "b", "c", "1", "2", "3"));
}
}