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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.docproc.jdisc;
import com.yahoo.collections.Pair;
import com.yahoo.docproc.CallStack;
import com.yahoo.docproc.DocumentProcessor;
import com.yahoo.docproc.Processing;
import com.yahoo.document.*;
import com.yahoo.document.datatypes.StringFieldValue;
import com.yahoo.documentapi.messagebus.protocol.DocumentMessage;
import com.yahoo.documentapi.messagebus.protocol.PutDocumentMessage;
import com.yahoo.documentapi.messagebus.protocol.WriteDocumentReply;
import com.yahoo.messagebus.Message;
import com.yahoo.messagebus.Reply;
import org.junit.Test;
import java.util.*;
import java.util.concurrent.TimeUnit;
import static org.junit.Assert.*;
/**
* @author <a href="mailto:einarmr@yahoo-inc.com">Einar M R Rosenvinge</a>
*/
public class DocumentProcessingHandlerForkTestCase extends DocumentProcessingHandlerTestBase {
private static final String TOMANYALLINSAMEBUCKET = "tomanyallinsamebucket";
private static final String TOMANYSOMEINSAMEBUCKET = "tomanysomeinsamebucket";
private static final String TOMANY = "many";
private static final String TOONE = "toone";
private static final String TOZERO = "tozero";
private final DocumentType type;
public DocumentProcessingHandlerForkTestCase() {
this.type = new DocumentType("baz");
this.type.addField(new Field("blahblah", DataType.STRING));
}
@Override
public DocumentType getType() {
return type;
}
@Test
public void testMessages() throws InterruptedException {
putToFourPuts();
putToManyAllInSameBucket();
putToManySomeInSameBucket();
putToOne();
putToZero();
}
private void putToManyAllInSameBucket() throws InterruptedException {
assertPutMessages(createPutDocumentMessage(), TOMANYALLINSAMEBUCKET,
"userdoc:123456:11111:foo:er:bra",
"userdoc:123456:11111:foo:trallala",
"userdoc:123456:11111:foo:a");
}
private void putToManySomeInSameBucket() throws InterruptedException {
assertPutMessages(createPutDocumentMessage(), TOMANYSOMEINSAMEBUCKET,
"userdoc:123456:7890:bar:er:bra",
"doc:foo:bar:er:ja",
"userdoc:567890:1234:a",
"doc:foo:bar:hahahhaa",
"userdoc:123456:7890:a:a",
"doc:foo:bar:aa",
"userdoc:567890:1234:bar:ala",
"doc:foo:bar:sdfgsaa",
"userdoc:123456:7890:bar:tralsfa",
"doc:foo:bar:dfshaa");
}
private void putToFourPuts() throws InterruptedException {
assertPutMessages(createPutDocumentMessage(), TOMANY,
"doc:foo:bar:er:bra",
"doc:foo:bar:er:ja",
"doc:foo:bar:hahahhaa",
"doc:foo:bar:trallala");
}
private void putToOne() throws InterruptedException {
assertPutMessages(createPutDocumentMessage(), TOONE,
"doc:baz:bar");
}
private void putToZero() throws InterruptedException {
assertTrue(sendMessage(TOZERO, createPutDocumentMessage()));
Reply reply = driver.client().awaitReply(60, TimeUnit.SECONDS);
assertTrue(reply instanceof WriteDocumentReply);
assertFalse(reply.hasErrors());
}
@Override
protected List<Pair<String, CallStack>> getCallStacks() {
ArrayList<Pair<String, CallStack>> stacks = new ArrayList<>(5);
stacks.add(new Pair<>(TOMANYALLINSAMEBUCKET, new CallStack().addLast(new OneToManyDocumentsAllInSameBucketProcessor())));
stacks.add(new Pair<>(TOMANYSOMEINSAMEBUCKET, new CallStack().addLast(new OneToManyDocumentsSomeInSameBucketProcessor())));
stacks.add(new Pair<>(TOMANY, new CallStack().addLast(new OneToManyDocumentsProcessor())));
stacks.add(new Pair<>(TOONE, new CallStack().addLast(new OneToOneDocumentsProcessor())));
stacks.add(new Pair<>(TOZERO, new CallStack().addLast(new OneToZeroDocumentsProcessor())));
return stacks;
}
protected PutDocumentMessage createPutDocumentMessage() {
Document document = new Document(getType(), "doc:baz:bar");
document.setFieldValue("blahblah", new StringFieldValue("This is a test."));
return new PutDocumentMessage(new DocumentPut(document));
}
private void assertPutMessages(DocumentMessage msg, String route, String... expected) throws InterruptedException {
msg.getTrace().setLevel(9);
assertTrue(sendMessage(route, msg));
String[] actual = new String[expected.length];
for (int i = 0; i < expected.length; ++i) {
Message remoteMsg = remoteServer.awaitMessage(60, TimeUnit.SECONDS);
assertTrue(remoteMsg instanceof PutDocumentMessage);
remoteMsg.getTrace().trace(1, "remoteServer.ack(" + expected[i] + ")");
remoteServer.ackMessage(remoteMsg);
actual[i] = ((PutDocumentMessage)remoteMsg).getDocumentPut().getDocument().getId().toString();
}
assertNull(remoteServer.awaitMessage(100, TimeUnit.MILLISECONDS));
Arrays.sort(expected);
Arrays.sort(actual);
assertArrayEquals(expected, actual);
Reply reply = driver.client().awaitReply(60, TimeUnit.SECONDS);
assertNotNull(reply);
assertFalse(reply.hasErrors());
String trace = reply.getTrace().toString();
for (String documentId : expected) {
assertTrue("missing trace for document '" + documentId + "'\n" + trace,
trace.contains("remoteServer.ack(" + documentId + ")"));
}
if (expected.length == 1) {
assertFalse("unexpected fork in trace for single document\n" + trace,
trace.contains("<fork>"));
} else {
assertTrue("missing fork in trace for " + expected.length + " split\n" + trace,
trace.contains("<fork>"));
}
}
public class OneToOneDocumentsProcessor extends DocumentProcessor {
@Override
public Progress process(Processing processing) {
return Progress.DONE;
}
}
public class OneToManyDocumentsProcessor extends DocumentProcessor {
@Override
public Progress process(Processing processing) {
List<DocumentOperation> operations = processing.getDocumentOperations();
operations.clear();
operations.add(new DocumentPut(type, "doc:foo:bar:er:bra"));
operations.add(new DocumentPut(type, "doc:foo:bar:er:ja"));
operations.add(new DocumentPut(type, "doc:foo:bar:trallala"));
operations.add(new DocumentPut(type, "doc:foo:bar:hahahhaa"));
return Progress.DONE;
}
}
public class OneToZeroDocumentsProcessor extends DocumentProcessor {
@Override
public Progress process(Processing processing) {
processing.getDocumentOperations().clear();
return Progress.DONE;
}
}
public class OneToManyDocumentsSomeInSameBucketProcessor extends DocumentProcessor {
@Override
public Progress process(Processing processing) {
List<DocumentOperation> operations = processing.getDocumentOperations();
operations.clear();
operations.add(new DocumentPut(type, "userdoc:123456:7890:bar:er:bra"));
operations.add(new DocumentPut(type, "doc:foo:bar:er:ja"));
operations.add(new DocumentPut(type, "userdoc:567890:1234:a"));
operations.add(new DocumentPut(type, "doc:foo:bar:hahahhaa"));
operations.add(new DocumentPut(type, "userdoc:123456:7890:a:a"));
operations.add(new DocumentPut(type, "doc:foo:bar:aa"));
operations.add(new DocumentPut(type, "userdoc:567890:1234:bar:ala"));
operations.add(new DocumentPut(type, "doc:foo:bar:sdfgsaa"));
operations.add(new DocumentPut(type, "userdoc:123456:7890:bar:tralsfa"));
operations.add(new DocumentPut(type, "doc:foo:bar:dfshaa"));
return Progress.DONE;
}
}
public class OneToManyDocumentsAllInSameBucketProcessor extends DocumentProcessor {
@Override
public Progress process(Processing processing) {
List<DocumentOperation> docs = processing.getDocumentOperations();
docs.clear();
docs.add(new DocumentPut(type, "userdoc:123456:11111:foo:er:bra"));
docs.add(new DocumentPut(type, "userdoc:123456:11111:foo:trallala"));
docs.add(new DocumentPut(type, "userdoc:123456:11111:foo:a"));
return Progress.DONE;
}
}
}
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