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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.vespa.model.container.search.searchchain;
import com.yahoo.component.ComponentId;
import com.yahoo.component.ComponentSpecification;
import com.yahoo.component.chain.dependencies.Dependencies;
import com.yahoo.component.chain.model.ChainSpecification;
import com.yahoo.component.provider.ComponentRegistry;
import com.yahoo.search.federation.FederationConfig;
import com.yahoo.search.searchchain.model.federation.FederationOptions;
import com.yahoo.search.searchchain.model.federation.FederationSearcherModel;
import com.yahoo.search.searchchain.model.federation.FederationSearcherModel.TargetSpec;
import com.yahoo.vespa.model.ConfigProducer;
import com.yahoo.vespa.model.container.search.searchchain.Source.GroupOption;
import org.junit.jupiter.api.Test;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertTrue;
/**
* @author Tony Vaagenes
* @author ollivir
*/
public class FederationSearcherTest {
private static class FederationFixture {
FederationSearcher federationSearchWithDefaultSources = newFederationSearcher(true, List.of());
private final ComponentRegistry<SearchChain> searchChainRegistry = new ComponentRegistry<>();
private final SourceGroupRegistry sourceGroupRegistry = new SourceGroupRegistry();
void initializeFederationSearcher(FederationSearcher searcher) {
searcher.initialize(searchChainRegistry, sourceGroupRegistry);
}
void registerProviderWithSources(Provider provider) {
List<GenericTarget> sources = new ArrayList<>();
sources.add(provider);
sources.addAll(provider.getSources());
for (GenericTarget gt : sources) {
searchChainRegistry.register(gt.getId(), gt);
}
sourceGroupRegistry.addSources(provider);
}
}
private static class ProvidersWithSourceFixture extends FederationFixture {
Provider provider1 = createProvider(ComponentId.fromString("provider1"));
Provider provider2 = createProvider(ComponentId.fromString("provider2"));
private ProvidersWithSourceFixture() {
super();
provider1.addSource(createSource(ComponentId.fromString("source"), GroupOption.leader));
provider2.addSource(createSource(ComponentId.fromString("source"), GroupOption.participant));
registerProviderWithSources(provider1);
registerProviderWithSources(provider2);
initializeFederationSearcher(federationSearchWithDefaultSources);
}
}
@Test
void default_providers_are_inherited_when_inheritDefaultSources_is_true() throws Exception {
FederationFixture f = new FederationFixture();
final String providerId = "providerId";
f.registerProviderWithSources(createProvider(ComponentId.fromString(providerId)));
f.initializeFederationSearcher(f.federationSearchWithDefaultSources);
FederationConfig federationConfig = getConfig(f.federationSearchWithDefaultSources);
FederationConfig.Target target = federationConfig.target(0);
assertSame(providerId, target.id()); // by identity
assertTrue(target.searchChain(0).useByDefault(), "Not used by default");
}
@Test
void source_groups_are_inherited_when_inheritDefaultSources_is_true() throws Exception {
FederationFixture f = new ProvidersWithSourceFixture();
FederationConfig federationConfig = getConfig(f.federationSearchWithDefaultSources);
assertEquals(1, federationConfig.target().size());
FederationConfig.Target target = federationConfig.target(0);
assertEquals(target.id(), "source");
assertTrue(target.useByDefault(), "Not used by default");
assertEquals(2, target.searchChain().size());
assertTrue(target.searchChain().stream()
.map(FederationConfig.Target.SearchChain::providerId)
.toList().containsAll(List.of("provider1", "provider2")));
}
@Test
void source_groups_are_not_inherited_when_inheritDefaultSources_is_false() throws Exception {
FederationFixture f = new ProvidersWithSourceFixture();
FederationSearcher federationSearcherWithoutDefaultSources = newFederationSearcher(false, List.of());
f.initializeFederationSearcher(federationSearcherWithoutDefaultSources);
FederationConfig federationConfig = getConfig(federationSearcherWithoutDefaultSources);
assertEquals(0, federationConfig.target().size());
}
@Test
void leaders_must_be_the_first_search_chain_in_a_target() throws Exception {
FederationFixture f = new ProvidersWithSourceFixture();
FederationConfig federationConfig = getConfig(f.federationSearchWithDefaultSources);
List<FederationConfig.Target.SearchChain> searchChain = federationConfig.target(0).searchChain();
assertEquals("provider1", searchChain.get(0).providerId());
assertEquals("provider2", searchChain.get(1).providerId());
}
@Test
void manually_specified_targets_overrides_inherited_targets() throws Exception {
FederationFixture f = new FederationFixture();
f.registerProviderWithSources(createProvider(ComponentId.fromString("provider1")));
FederationSearcher federation = newFederationSearcher(true,
List.of(new TargetSpec(ComponentSpecification.fromString("provider1"),
new FederationOptions().setTimeoutInMilliseconds(12345))));
f.initializeFederationSearcher(federation);
FederationConfig federationConfig = getConfig(federation);
assertEquals(1, federationConfig.target().size());
FederationConfig.Target target = federationConfig.target(0);
assertEquals(1, target.searchChain().size());
FederationConfig.Target.SearchChain searchChain = target.searchChain(0);
assertEquals(12345, searchChain.timeoutMillis());
}
private static FederationSearcher newFederationSearcher(boolean inheritDefaultSources, List<TargetSpec> targets) {
return new FederationSearcher(new FederationSearcherModel(ComponentSpecification.fromString("federation"),
Dependencies.emptyDependencies(), targets, inheritDefaultSources), Optional.empty());
}
private static ChainSpecification searchChainSpecification(ComponentId id) {
return new ChainSpecification(id, new ChainSpecification.Inheritance(null, null), List.of(), Set.of());
}
private static Provider createProvider(ComponentId id) {
return new Provider(searchChainSpecification(id), new FederationOptions());
}
private static Source createSource(ComponentId id, GroupOption groupOption) {
return new Source(searchChainSpecification(id), new FederationOptions(), groupOption);
}
private static FederationConfig getConfig(ConfigProducer configProducer) throws Exception {
Optional<Class<?>> builderClassOpt = Arrays.stream(FederationConfig.class.getDeclaredClasses())
.filter(c -> c.getSimpleName().equals("Builder")).findFirst();
if ( builderClassOpt.isEmpty()) {
throw new RuntimeException("No Builder class in ConfigInstance.");
}
Class<?> builderClass = builderClassOpt.get();
Object builder = builderClass.getDeclaredConstructor().newInstance();
Method getConfigMethod = configProducer.getClass().getMethod("getConfig", builderClass);
getConfigMethod.invoke(configProducer, builder);
return FederationConfig.class.getConstructor(builderClass).newInstance(builder);
}
}
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