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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.search.grouping;
import com.yahoo.search.Query;
import com.yahoo.search.grouping.request.AllOperation;
import com.yahoo.search.grouping.request.EachOperation;
import com.yahoo.search.grouping.request.GroupingOperation;
import com.yahoo.search.searchchain.Execution;
import org.junit.jupiter.api.Test;
import java.util.Collections;
import java.util.List;
import java.util.TimeZone;
import static org.junit.jupiter.api.Assertions.*;
/**
* @author Simon Thoresen Hult
*/
public class GroupingQueryParserTestCase {
@Test
void requireThatNoRequestIsSkipped() {
assertEquals(Collections.emptyList(), executeQuery(null, null, null));
}
@Test
void requireThatEmptyRequestIsSkipped() {
assertEquals(Collections.emptyList(), executeQuery("", null, null));
}
@Test
void requireThatRequestIsParsed() {
List<GroupingRequest> lst = executeQuery("all(group(foo) each(output(max(bar))))", null, null);
assertNotNull(lst);
assertEquals(1, lst.size());
GroupingRequest req = lst.get(0);
assertNotNull(req);
assertNotNull(req.getRootOperation());
}
@Test
void requireThatRequestListIsParsed() {
List<GroupingRequest> lst = executeQuery("all();each()", null, null);
assertNotNull(lst);
assertEquals(2, lst.size());
assertTrue(lst.get(0).getRootOperation() instanceof AllOperation);
assertTrue(lst.get(1).getRootOperation() instanceof EachOperation);
}
@Test
void requireThatEachRightBelowAllParses() {
List<GroupingRequest> lst = executeQuery("all(each(output(summary(bar))))",
null, null);
assertNotNull(lst);
assertEquals(1, lst.size());
GroupingRequest req = lst.get(0);
assertNotNull(req);
final GroupingOperation rootOperation = req.getRootOperation();
assertNotNull(rootOperation);
assertSame(AllOperation.class, rootOperation.getClass());
assertSame(EachOperation.class, rootOperation.getChildren().get(0).getClass());
}
@Test
void requireThatContinuationListIsParsed() {
List<GroupingRequest> lst = executeQuery("all(group(foo) each(output(max(bar))))",
"BCBCBCBEBGBCBKCBACBKCCK BCBBBBBDBF", null);
assertNotNull(lst);
assertEquals(1, lst.size());
GroupingRequest req = lst.get(0);
assertNotNull(req);
assertNotNull(req.getRootOperation());
assertEquals(2, req.continuations().size());
}
@Test
void requireThatTimeZoneIsParsed() {
List<GroupingRequest> lst = executeQuery("all(group(foo) each(output(max(bar))))", null, "cet");
assertNotNull(lst);
assertEquals(1, lst.size());
GroupingRequest req = lst.get(0);
assertNotNull(req);
TimeZone time = req.getTimeZone();
assertNotNull(time);
assertEquals(TimeZone.getTimeZone("cet"), time);
}
@Test
void requireThatTimeZoneHasUtcDefault() {
List<GroupingRequest> lst = executeQuery("all(group(foo) each(output(max(bar))))", null, null);
assertNotNull(lst);
assertEquals(1, lst.size());
GroupingRequest req = lst.get(0);
assertNotNull(req);
TimeZone time = req.getTimeZone();
assertNotNull(time);
assertEquals(TimeZone.getTimeZone("utc"), time);
}
private static List<GroupingRequest> executeQuery(String request, String continuation, String timeZone) {
Query query = new Query();
query.properties().set(GroupingQueryParser.PARAM_REQUEST, request);
query.properties().set(GroupingQueryParser.PARAM_CONTINUE, continuation);
query.properties().set(GroupingQueryParser.PARAM_TIMEZONE, timeZone);
new Execution(new GroupingQueryParser(), Execution.Context.createContextStub()).search(query);
return query.getSelect().getGrouping();
}
}
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