/*
* 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.test.compiler.plandump;
import org.apache.flink.api.common.Plan;
import org.apache.flink.client.program.Client.ProgramAbortException;
import org.apache.flink.client.program.PackagedProgram.PreviewPlanEnvironment;
import org.apache.flink.compiler.plan.OptimizedPlan;
import org.apache.flink.compiler.plandump.PlanJSONDumpGenerator;
import org.apache.flink.examples.java.clustering.KMeans;
import org.apache.flink.test.compiler.util.CompilerTestBase;
import org.apache.flink.test.recordJobs.graph.DeltaPageRankWithInitialDeltas;
import org.apache.flink.test.recordJobs.kmeans.KMeansBroadcast;
import org.apache.flink.test.recordJobs.kmeans.KMeansSingleStep;
import org.apache.flink.test.recordJobs.relational.TPCHQuery3;
import org.apache.flink.test.recordJobs.relational.WebLogAnalysis;
import org.apache.flink.test.recordJobs.wordcount.WordCount;
import org.codehaus.jackson.JsonFactory;
import org.codehaus.jackson.JsonParseException;
import org.codehaus.jackson.JsonParser;
import org.junit.Assert;
import org.junit.Test;
/*
* The tests in this class simply invokes the JSON dump code for the optimized plan.
*/
public class DumpCompiledPlanTest extends CompilerTestBase {
@Test
public void dumpWordCount() {
dump(new WordCount().getPlan(DEFAULT_PARALLELISM_STRING, IN_FILE, OUT_FILE));
}
@Test
public void dumpTPCH3() {
dump(new TPCHQuery3().getPlan(DEFAULT_PARALLELISM_STRING, IN_FILE, IN_FILE, OUT_FILE));
}
@Test
public void dumpKMeans() {
dump(new KMeansSingleStep().getPlan(DEFAULT_PARALLELISM_STRING, IN_FILE, IN_FILE, OUT_FILE));
}
@Test
public void dumpIterativeKMeans() {
// prepare the test environment
PreviewPlanEnvironment env = new PreviewPlanEnvironment();
env.setAsContext();
try {
// <points path> <centers path> <result path> <num iterations
KMeans.main(new String[] {IN_FILE, IN_FILE, OUT_FILE, "123"});
} catch(ProgramAbortException pae) {
// all good.
} catch (Exception e) {
e.printStackTrace();
Assert.fail("KMeans failed with an exception");
}
dump(env.getPlan());
}
@Test
public void dumpWebLogAnalysis() {
dump(new WebLogAnalysis().getPlan(DEFAULT_PARALLELISM_STRING, IN_FILE, IN_FILE, IN_FILE, OUT_FILE));
}
@Test
public void dumpBulkIterationKMeans() {
dump(new KMeansBroadcast().getPlan(DEFAULT_PARALLELISM_STRING, IN_FILE, OUT_FILE));
}
@Test
public void dumpDeltaPageRank() {
dump(new DeltaPageRankWithInitialDeltas().getPlan(DEFAULT_PARALLELISM_STRING, IN_FILE, IN_FILE, IN_FILE, OUT_FILE, "10"));
}
private void dump(Plan p) {
try {
OptimizedPlan op = compileNoStats(p);
PlanJSONDumpGenerator dumper = new PlanJSONDumpGenerator();
String json = dumper.getOptimizerPlanAsJSON(op);
JsonParser parser = new JsonFactory().createJsonParser(json);
while (parser.nextToken() != null);
} catch (JsonParseException e) {
e.printStackTrace();
Assert.fail("JSON Generator produced malformatted output: " + e.getMessage());
} catch (Exception e) {
e.printStackTrace();
Assert.fail("An error occurred in the test: " + e.getMessage());
}
}
}