package org.apache.lucene.facet.index.attributes;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.junit.Test;
import org.apache.lucene.facet.index.CategoryContainerTestBase;
import org.apache.lucene.facet.index.attributes.CategoryAttribute;
import org.apache.lucene.facet.index.attributes.CategoryAttributesIterable;
import org.apache.lucene.facet.taxonomy.CategoryPath;
/**
* 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.
*/
public class CategoryAttributesIterableTest extends CategoryContainerTestBase {
@Test
public void testIterator() throws IOException {
List<CategoryPath> categoryList = new ArrayList<CategoryPath>();
for (int i = 0; i < initialCatgeories.length; i++) {
categoryList.add(initialCatgeories[i]);
}
CategoryAttributesIterable iterable = new CategoryAttributesIterable(
categoryList);
Iterator<CategoryAttribute> iterator = iterable.iterator();
// count the number of tokens
int nCategories;
for (nCategories = 0; iterator.hasNext(); nCategories++) {
iterator.next();
}
assertEquals("Wrong number of tokens", 3, nCategories);
}
}