/**
* Copyright 2005-2016 Red Hat, Inc.
*
* Red Hat 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 io.fabric8.utils;
import io.fabric8.utils.Collector;
import io.fabric8.utils.Collectors;
import org.junit.Test;
import java.util.Arrays;
import java.util.Collection;
import static org.junit.Assert.*;
/**
* Test cases for {@link io.fabric8.utils.Collectors}
*/
public class CollectorsTest {
@Test
public void testGetCollection() {
Collectors<String> collectors = new Collectors<String>(createCollector("a", "b", "c"),
createCollector("b", "d", "e"));
Collection<String> result = collectors.getCollection();
assertCollectionContains(result, "a", "b", "c", "d", "e");
}
@Test
public void testAddCollection() {
Collectors<String> collectors = new Collectors<String>();
collectors.addCollection(Arrays.asList("a", "b", "c"));
collectors.addCollection(Arrays.asList("b", "d", "e"));
Collection<String> result = collectors.getCollection();
assertCollectionContains(result, "a", "b", "c", "d", "e");
}
private void assertCollectionContains(Collection<String> collection, String... expected) {
assertNotNull(collection);
assertEquals(expected.length, collection.size());
for (String element : expected) {
assertTrue(collection.contains(element));
}
}
private Collector<String> createCollector(final String... elements) {
return new Collector<String>() {
@Override
public Collection<String> getCollection() {
return Arrays.asList(elements);
}
};
}
}