/*
* 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,
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* See the License for the specific language governing permissions and
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*/
package org.apache.flink.test.exampleScalaPrograms;
import org.apache.flink.examples.scala.graph.ConnectedComponents;
import org.apache.flink.test.testdata.ConnectedComponentsData;
import org.apache.flink.test.util.JavaProgramTestBase;
import java.io.BufferedReader;
public class ConnectedComponentsITCase extends JavaProgramTestBase {
private static final long SEED = 0xBADC0FFEEBEEFL;
private static final int NUM_VERTICES = 1000;
private static final int NUM_EDGES = 10000;
private String verticesPath;
private String edgesPath;
private String resultPath;
@Override
protected void preSubmit() throws Exception {
verticesPath = createTempFile("vertices.txt", ConnectedComponentsData.getEnumeratingVertices(NUM_VERTICES));
edgesPath = createTempFile("edges.txt", ConnectedComponentsData.getRandomOddEvenEdges(NUM_EDGES, NUM_VERTICES, SEED));
resultPath = getTempFilePath("results");
}
@Override
protected void testProgram() throws Exception {
ConnectedComponents.main(new String[] {
"--vertices", verticesPath,
"--edges", edgesPath,
"--output", resultPath,
"--iterations", "100"});
}
@Override
protected void postSubmit() throws Exception {
for (BufferedReader reader : getResultReader(resultPath)) {
ConnectedComponentsData.checkOddEvenResult(reader);
}
}
}