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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.result;
import com.yahoo.search.Query;
import com.yahoo.search.Result;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertTrue;
/**
* @author Steinar Knutsen
*/
public class CoverageTestCase {
@Test
void testZeroCoverage() {
Coverage c = new Coverage(0L, 0, 0, 0);
assertEquals(0, c.getResultPercentage());
assertEquals(0, c.getResultSets());
}
@Test
void testActiveCoverage() {
Coverage c = new Coverage(6, 5, 1);
assertEquals(5, c.getActive());
assertEquals(6, c.getDocs());
Coverage d = new Coverage(7, 6, 1);
c.merge(d);
assertEquals(11, c.getActive());
assertEquals(13, c.getDocs());
}
@Test
void testCoverageBasedOnTargetActive() {
var c = new Coverage(8, 10, 1).setTargetActive(16);
assertEquals(50, c.getResultPercentage());
}
@Test
void testDefaultCoverage() {
boolean create = true;
Result r1 = new Result(new Query());
assertEquals(0, r1.getCoverage(create).getResultSets());
Result r2 = new Result(new Query());
r1.mergeWith(r2);
assertEquals(0, r1.getCoverage(create).getResultSets());
}
@Test
void testDefaultSearchScenario() {
boolean create = true;
Result federationSearcherResult = new Result(new Query());
Result singleSourceResult = new Result(new Query());
federationSearcherResult.mergeWith(singleSourceResult);
assertNull(federationSearcherResult.getCoverage(!create));
assertEquals(0, federationSearcherResult.getCoverage(create).getResultSets());
}
@Test
void testRequestingCoverageSearchScenario() {
boolean create = true;
Result federationSearcherResult = new Result(new Query());
Result singleSourceResult = new Result(new Query());
singleSourceResult.setCoverage(new Coverage(10, 1, 1));
federationSearcherResult.mergeWith(singleSourceResult);
assertEquals(1, federationSearcherResult.getCoverage(create).getResultSets());
}
void verifyCoverageConversion(com.yahoo.container.handler.Coverage c) {
com.yahoo.container.logging.Coverage lc = c.toLoggingCoverage();
assertEquals(lc.getDocs(), c.getDocs());
assertEquals(lc.getActive(), c.getActive());
assertEquals(lc.getTargetActive(), c.getTargetActive());
assertEquals(lc.getResultPercentage(), c.getResultPercentage());
assertEquals(lc.isDegraded(), c.isDegraded());
assertEquals(lc.isDegradedByNonIdealState(), c.isDegradedByNonIdealState());
assertEquals(lc.isDegradedByAdapativeTimeout(), c.isDegradedByAdapativeTimeout());
assertEquals(lc.isDegradedByMatchPhase(), c.isDegradedByMatchPhase());
assertEquals(lc.isDegradedByTimeout(), c.isDegradedByTimeout());
}
@Test
void testCoverageConversion() {
verifyCoverageConversion(new Coverage(6, 10, 1).setDegradedReason(7).setTargetActive(12));
}
@Test
void testCoverageWorksForCorpusAboveZero() {
Coverage zero = new Coverage(0, 0, 1);
assertEquals(1, zero.getNodes());
assertEquals(1, zero.getFullResultSets());
for (int i =1; i < 10; i++) {
Coverage coverage = new Coverage(i, i, 1);
assertEquals(1, coverage.getNodes());
assertEquals(1, coverage.getFullResultSets());
verifyCoverageConversion(coverage);
}
}
private void verifyNoCoverage(Coverage zero) {
assertFalse(zero.isDegraded());
assertEquals(100, zero.getResultPercentage());
assertTrue(zero.getFull());
zero.setDegradedReason(com.yahoo.container.handler.Coverage.DEGRADED_BY_TIMEOUT);
assertTrue(zero.isDegraded());
assertEquals(0, zero.getResultPercentage());
assertFalse(zero.getFull());
}
@Test
void testCoverageWithNoResponseFromSearchNodesAndTimeout() {
verifyNoCoverage(new Coverage(0, 0, 0));
}
@Test
void testCoverageWithResponseFromSearchNodesAndTimeout() {
verifyNoCoverage(new Coverage(0, 0, 1));
}
}
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