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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.search.federation.vespa.test;
import com.yahoo.prelude.query.*;
import com.yahoo.search.Query;
import com.yahoo.search.federation.vespa.VespaSearcher;
import com.yahoo.search.query.QueryTree;
import com.yahoo.search.query.parser.Parsable;
import com.yahoo.search.query.parser.Parser;
import com.yahoo.search.query.parser.ParserEnvironment;
import com.yahoo.search.query.parser.ParserFactory;
import com.yahoo.search.result.Hit;
import com.yahoo.search.searchchain.Execution;
import org.apache.http.HttpEntity;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import java.io.IOException;
import java.net.URI;
import static org.junit.Assert.assertEquals;
/**
* Check query marshaling in VespaSearcher works.
*
* @author Steinar Knutsen
*/
public class VespaSearcherTestCase {
private VespaSearcher searcher;
@Before
public void setUp() {
searcher = new VespaSearcher("cache1","",0,"");
}
@After
public void tearDown() {
searcher.deconstruct();
}
@Test
public void testMarshalQuery() {
RankItem root = new RankItem();
QueryTree r = new QueryTree(root);
AndItem recall = new AndItem();
PhraseItem usual = new PhraseItem();
PhraseItem filterPhrase = new PhraseItem(new String[] {"bloody", "expensive"});
WordItem filterWord = new WordItem("silly");
filterPhrase.setFilter(true);
filterWord.setFilter(true);
root.addItem(recall);
usual.addItem(new WordItem("new"));
usual.addItem(new WordItem("york"));
recall.addItem(usual);
recall.addItem(new WordItem("shoes"));
root.addItem(new WordItem("nike"));
root.addItem(new WordItem("adidas"));
root.addItem(filterPhrase);
recall.addItem(filterWord);
assertEquals("( \"new york\" AND shoes AND silly ) RANK nike RANK adidas RANK \"bloody expensive\"", searcher.marshalQuery(r));
}
@Test
public void testMarshalQuerySmallTree() {
RankItem root = new RankItem();
QueryTree r = new QueryTree(root);
AndItem recall = new AndItem();
PhraseItem usual = new PhraseItem();
PhraseItem filterPhrase = new PhraseItem(new String[] {"bloody", "expensive"});
WordItem filterWord = new WordItem("silly");
filterPhrase.setFilter(true);
filterWord.setFilter(true);
root.addItem(recall);
usual.addItem(new WordItem("new"));
usual.addItem(new WordItem("york"));
recall.addItem(usual);
recall.addItem(new WordItem("shoes"));
root.addItem(filterPhrase);
recall.addItem(filterWord);
assertEquals("( \"new york\" AND shoes AND silly ) RANK \"bloody expensive\"", searcher.marshalQuery(r));
// TODO: Switch to this 2-way check rather than just 1-way and then also make this actually treat filter terms correctly
// assertMarshals(root)
}
@Test
public void testWandMarshalling() {
WeakAndItem root = new WeakAndItem();
root.setN(32);
root.addItem(new WordItem("a"));
root.addItem(new WordItem("b"));
root.addItem(new WordItem("c"));
assertMarshals(root);
}
@Test
public void testWandMarshalling2() {
// AND (WAND(10) a!1 the!10) source:yahoonews
AndItem root = new AndItem();
WeakAndItem wand = new WeakAndItem(10);
wand.addItem(newWeightedWordItem("a",1));
wand.addItem(newWeightedWordItem("the",10));
root.addItem(wand);
root.addItem(new WordItem("yahoonews","source"));
assertMarshals(root);
}
private WordItem newWeightedWordItem(String word,int weight) {
WordItem wordItem=new WordItem(word);
wordItem.setWeight(weight);
return wordItem;
}
private void assertMarshals(Item root) {
QueryTree r = new QueryTree(root);
String marshalledQuery=searcher.marshalQuery(r);
assertEquals("Marshalled form '" + marshalledQuery + "' recreates the original",
r,parseQuery(marshalledQuery,""));
}
private static Item parseQuery(String query, String filter) {
Parser parser = ParserFactory.newInstance(Query.Type.ADVANCED, new ParserEnvironment());
return parser.parse(new Parsable().setQuery(query).setFilter(filter));
}
@Test
public void testSourceProviderProperties() throws Exception {
/* TODO: update test
Server httpServer = new Server();
try {
SocketConnector listener = new SocketConnector();
listener.setHost("0.0.0.0");
httpServer.addConnector(listener);
httpServer.setHandler(new DummyHandler());
httpServer.start();
int port=httpServer.getConnectors()[0].getLocalPort();
List<SourcesConfig.Source> sourcesConfig = new ArrayList<SourcesConfig.Source>();
SourcesConfig.Source sourceConfig = new SourcesConfig.Source();
sourceConfig.chain.setValue("news");
sourceConfig.provider.setValue("news");
sourceConfig.id.setValue("news");
sourceConfig.timelimit.value = 10000;
sourcesConfig.add(sourceConfig);
FederationSearcher federator =
new FederationSearcher(ComponentId.createAnonymousComponentId(),
new ArrayList<SourcesConfig.Source>(sourcesConfig));
SearchChain mainChain=new OrderedSearchChain(federator);
SearchChainRegistry registry=new SearchChainRegistry();
SearchChain sourceChain=new SearchChain(new ComponentId("news"),new VespaSearcher("test","localhost",port,""));
registry.register(sourceChain);
Query query=new Query("?query=hans&hits=20&provider.news.a=a1&source.news.b=b1");
Result result=new Execution(mainChain,registry).search(query);
assertNull(result.hits().getError());
Hit testHit=result.hits().get("testHit");
assertNotNull(testHit);
assertEquals("testValue",testHit.fields().get("testField"));
assertEquals("a1",testHit.fields().get("a"));
assertEquals("b1",testHit.fields().get("b"));
}
finally {
httpServer.stop();
}
*/
}
@Test
public void testVespaSearcher() {
VespaSearcher v=new VespaSearcherValidatingSubclass();
new Execution(v, Execution.Context.createContextStub()).search(new Query(com.yahoo.search.test.QueryTestCase.httpEncode("?query=test&filter=myfilter")));
}
private class VespaSearcherValidatingSubclass extends VespaSearcher {
public VespaSearcherValidatingSubclass() {
super("configId","host",80,"path");
}
@Override
protected HttpEntity getEntity(URI uri, Hit requestMeta, Query query) throws IOException {
assertEquals("http://host:80/path?query=test+RANK+myfilter&type=adv&offset=0&hits=10&presentation.format=xml",uri.toString());
return super.getEntity(uri,requestMeta,query);
}
}
// used by the old testSourceProviderProperties()
// private class DummyHandler extends AbstractHandler {
// public void handle(String s, Request request, HttpServletRequest httpServletRequest,
// HttpServletResponse httpServletResponse) throws IOException, ServletException {
//
// try {
// Response httpResponse = httpServletResponse instanceof Response ? (Response) httpServletResponse : HttpConnection.getCurrentConnection().getResponse();
//
// httpResponse.setStatus(HttpStatus.OK_200);
// httpResponse.setContentType("text/xml");
// httpResponse.setCharacterEncoding("UTF-8");
// Result r=new Result(new Query());
// Hit testHit=new Hit("testHit");
// testHit.setField("uri","testHit"); // That this is necessary is quite unfortunate...
// testHit.setField("testField","testValue");
// // Write back all incoming properties:
// for (Object e : httpServletRequest.getParameterMap().entrySet()) {
// Map.Entry entry=(Map.Entry)e;
// testHit.setField(entry.getKey().toString(),getFirstValue(entry.getValue()));
// }
//
// r.hits().add(testHit);
//
// //StringWriter sw=new StringWriter();
// //r.render(sw);
// //System.out.println(sw.toString());
//
// SearchRendererAdaptor.callRender(httpResponse.getWriter(), r);
// httpResponse.complete();
// }
// catch (Exception e) {
// System.out.println("WARNING: Could not respond to request: " + Exceptions.toMessageString(e));
// e.printStackTrace();
// }
// }
//
// private String getFirstValue(Object entry) {
// if (entry instanceof String[])
// return ((String[])entry)[0].toString();
// else
// return entry.toString();
// }
// }
}
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