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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.search.grouping;
import com.yahoo.processing.request.CompoundName;
import com.yahoo.search.Query;
import com.yahoo.search.Result;
import com.yahoo.search.grouping.result.Group;
import com.yahoo.search.grouping.result.RootGroup;
import com.yahoo.search.result.Hit;
import org.junit.jupiter.api.Test;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import static org.junit.jupiter.api.Assertions.*;
/**
* @author Simon Thoresen Hult
*/
public class GroupingRequestTestCase {
@Test
void requireThatContinuationListIsMutable() {
GroupingRequest req = GroupingRequest.newInstance(new Query());
assertTrue(req.continuations().isEmpty());
Continuation foo = new Continuation() {
@Override
public Continuation copy() {
return null;
}
};
req.continuations().add(foo);
assertEquals(Arrays.asList(foo), req.continuations());
req.continuations().clear();
assertTrue(req.continuations().isEmpty());
}
@Test
void requireThatResultIsFound() {
Query query = new Query();
GroupingRequest req = GroupingRequest.newInstance(query);
Result res = new Result(query);
res.hits().add(new Hit("foo"));
RootGroup bar = newRootGroup(0);
res.hits().add(bar);
res.hits().add(new Hit("baz"));
Group grp = req.getResultGroup(res);
assertNotNull(grp);
assertSame(bar, grp);
}
@Test
void requireThatResultIsFoundAfterCloning() {
Query query = new Query();
GroupingRequest req = GroupingRequest.newInstance(query);
Result res = new Result(query.clone());
res.hits().add(new Hit("foo"));
RootGroup bar = newRootGroup(0);
res.hits().add(bar);
res.hits().add(new Hit("baz"));
Group grp = req.getResultGroup(res);
assertNotNull(grp);
assertSame(bar, grp);
}
@Test
void requireThatParallelRequestsAreSupported() {
Query query = new Query();
Result res = new Result(query);
GroupingRequest reqA = GroupingRequest.newInstance(query);
RootGroup grpA = newRootGroup(0);
res.hits().add(grpA);
GroupingRequest reqB = GroupingRequest.newInstance(query);
RootGroup grpB = newRootGroup(1);
res.hits().add(grpB);
Group grp = reqA.getResultGroup(res);
assertNotNull(grp);
assertSame(grpA, grp);
assertNotNull(grp = reqB.getResultGroup(res));
assertSame(grpB, grp);
}
@Test
void requireThatRemovedResultIsNull() {
Query query = new Query();
GroupingRequest req = GroupingRequest.newInstance(query);
Result res = new Result(query);
res.hits().add(new Hit("foo"));
RootGroup bar = newRootGroup(0);
res.hits().add(new Hit("baz"));
assertNull(req.getResultGroup(res));
}
@Test
void requireThatNonGroupResultIsNull() {
Query query = new Query();
GroupingRequest req = GroupingRequest.newInstance(query);
Result res = new Result(query);
RootGroup grp = newRootGroup(0);
res.hits().add(new Hit(grp.getId().toString()));
assertNull(req.getResultGroup(res));
}
@Test
void requireThatGetRequestsReturnsAllRequests() {
Query query = new Query();
assertEquals(Collections.emptyList(), query.getSelect().getGrouping());
GroupingRequest foo = GroupingRequest.newInstance(query);
assertEquals(List.of(foo), query.getSelect().getGrouping());
GroupingRequest bar = GroupingRequest.newInstance(query);
assertEquals(List.of(foo, bar), query.getSelect().getGrouping());
}
private static RootGroup newRootGroup(int id) {
return new RootGroup(id, new Continuation() {
@Override
public Continuation copy() {
return null;
}
});
}
}
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