| /* |
| * 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. |
| */ |
| |
| package org.apache.giraph.block_app.library.triangles; |
| |
| import org.apache.giraph.block_app.framework.BlockUtils; |
| import org.apache.giraph.block_app.framework.api.local.LocalBlockRunner; |
| import org.apache.giraph.block_app.test_setup.NumericTestGraph; |
| import org.apache.giraph.conf.GiraphConfiguration; |
| import org.apache.hadoop.io.LongWritable; |
| import org.apache.hadoop.io.NullWritable; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| /** |
| * Test for {@link UndirectedTriangleCountingBlockFactory} |
| */ |
| public class TestUndirectedTriangleCounting { |
| @Test |
| public void smallTest() throws Exception { |
| GiraphConfiguration conf = new GiraphConfiguration(); |
| BlockUtils.setAndInitBlockFactoryClass( |
| conf, UndirectedTriangleCountingBlockFactory.class); |
| NumericTestGraph<LongWritable, LongWritable, NullWritable> graph = |
| new NumericTestGraph<>(conf); |
| |
| graph.addSymmetricEdge(1, 4); |
| graph.addSymmetricEdge(1, 5); |
| graph.addSymmetricEdge(1, 6); |
| graph.addSymmetricEdge(2, 4); |
| graph.addSymmetricEdge(2, 6); |
| graph.addSymmetricEdge(3, 6); |
| graph.addSymmetricEdge(4, 5); |
| graph.addSymmetricEdge(5, 6); |
| |
| graph.addSymmetricEdge(7, 8); |
| graph.addSymmetricEdge(7, 9); |
| graph.addSymmetricEdge(8, 9); |
| |
| graph.addSymmetricEdge(10, 11); |
| graph.addSymmetricEdge(10, 12); |
| graph.addSymmetricEdge(10, 13); |
| graph.addSymmetricEdge(10, 14); |
| graph.addSymmetricEdge(11, 12); |
| graph.addSymmetricEdge(11, 13); |
| graph.addSymmetricEdge(12, 13); |
| graph.addSymmetricEdge(13, 14); |
| |
| LocalBlockRunner.runApp(graph.getTestGraph()); |
| |
| assertEquals(graph.getValue(1).get(), 2); |
| assertEquals(graph.getValue(2).get(), 0); |
| assertEquals(graph.getValue(3).get(), 0); |
| assertEquals(graph.getValue(4).get(), 1); |
| assertEquals(graph.getValue(5).get(), 2); |
| assertEquals(graph.getValue(6).get(), 1); |
| assertEquals(graph.getValue(7).get(), 1); |
| assertEquals(graph.getValue(8).get(), 1); |
| assertEquals(graph.getValue(9).get(), 1); |
| assertEquals(graph.getValue(10).get(), 4); |
| assertEquals(graph.getValue(11).get(), 3); |
| assertEquals(graph.getValue(12).get(), 3); |
| assertEquals(graph.getValue(13).get(), 4); |
| assertEquals(graph.getValue(14).get(), 1); |
| } |
| } |