/*
* 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.flink.graph.drivers;
import org.apache.flink.client.program.ProgramParametrizationException;
import org.junit.Assume;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
@RunWith(Parameterized.class)
public class HITSITCase
extends DriverBaseITCase {
public HITSITCase(String idType, TestExecutionMode mode) {
super(idType, mode);
}
private String[] parameters(int scale, String output) {
return new String[] {
"--algorithm", "HITS",
"--input", "RMatGraph", "--scale", Integer.toString(scale), "--type", idType, "--simplify", "directed",
"--output", output};
}
@Test
public void testLongDescription() throws Exception {
String expected = regexSubstring(new HITS().getLongDescription());
expectedOutputFromException(
new String[]{"--algorithm", "HITS"},
expected,
ProgramParametrizationException.class);
}
@Test
public void testPrintWithSmallRMatGraph() throws Exception {
// skip 'char' since it is not printed as a number
Assume.assumeFalse(idType.equals("char") || idType.equals("nativeChar"));
expectedCount(parameters(8, "print"), 233);
}
@Test
public void testPrintWithLargeRMatGraph() throws Exception {
// skip 'char' since it is not printed as a number
Assume.assumeFalse(idType.equals("char") || idType.equals("nativeChar"));
// skip 'byte' which cannot store vertex IDs for scale > 8
Assume.assumeFalse(idType.equals("byte") || idType.equals("nativeByte"));
expectedCount(parameters(12, "print"), 3349);
}
}