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/*
* Copyright (c) 2016 Cisco and/or its affiliates.
*
* 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 io.fd.honeycomb.v3po.translate.util.read.registry;
import static org.hamcrest.CoreMatchers.hasItem;
import static org.hamcrest.CoreMatchers.hasItems;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import com.google.common.collect.Sets;
import io.fd.honeycomb.v3po.translate.util.DataObjects.DataObject1;
import io.fd.honeycomb.v3po.translate.util.DataObjects.DataObject3;
import io.fd.honeycomb.v3po.translate.util.DataObjects.DataObject4;
import org.junit.Test;
public class TypeHierarchyTest {
@Test
public void testHierarchy() throws Exception {
final TypeHierarchy typeHierarchy = TypeHierarchy.create(Sets.newHashSet(
DataObject4.DataObject41.DataObject411.IID,
DataObject4.DataObject41.IID,/* Included in previous already */
DataObject1.IID,
DataObject3.DataObject31.IID));
// Roots
assertThat(typeHierarchy.getRoots().size(), is(3));
assertThat(typeHierarchy.getRoots(), hasItems(DataObject1.IID, DataObject3.IID, DataObject4.IID));
// Leaves
assertThat(typeHierarchy.getDirectChildren(DataObject1.IID).size(), is(0));
assertThat(typeHierarchy.getDirectChildren(DataObject3.DataObject31.IID).size(), is(0));
assertThat(typeHierarchy.getDirectChildren(DataObject4.DataObject41.DataObject411.IID).size(), is(0));
// Intermediate leaves
assertThat(typeHierarchy.getDirectChildren(DataObject3.IID).size(), is(1));
assertThat(typeHierarchy.getDirectChildren(DataObject3.IID), hasItem(DataObject3.DataObject31.IID));
assertEquals(typeHierarchy.getDirectChildren(DataObject3.IID), typeHierarchy.getAllChildren(DataObject3.IID));
assertThat(typeHierarchy.getDirectChildren(DataObject4.DataObject41.IID).size(), is(1));
assertThat(typeHierarchy.getDirectChildren(DataObject4.DataObject41.IID), hasItem(
DataObject4.DataObject41.DataObject411.IID));
assertEquals(typeHierarchy.getDirectChildren(DataObject4.DataObject41.IID), typeHierarchy.getAllChildren(
DataObject4.DataObject41.IID));
assertThat(typeHierarchy.getDirectChildren(DataObject4.IID).size(), is(1));
assertThat(typeHierarchy.getDirectChildren(DataObject4.IID), hasItem(DataObject4.DataObject41.IID));
assertThat(typeHierarchy.getAllChildren(DataObject4.IID).size(), is(2));
assertTrue(typeHierarchy.getAllChildren(DataObject4.IID).contains(DataObject4.DataObject41.IID));
assertTrue(typeHierarchy.getAllChildren(DataObject4.IID).contains(DataObject4.DataObject41.DataObject411.IID));
}
}
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