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// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.config.server;

import com.yahoo.cloud.config.ConfigserverConfig;
import com.yahoo.config.model.NullConfigModelRegistry;
import com.yahoo.config.model.api.ConfigDefinitionRepo;
import com.yahoo.config.provision.Zone;
import com.yahoo.vespa.config.server.application.PermanentApplicationPackage;
import com.yahoo.vespa.config.server.filedistribution.FileServer;
import com.yahoo.vespa.config.server.host.ConfigRequestHostLivenessTracker;
import com.yahoo.vespa.config.server.host.HostRegistry;
import com.yahoo.vespa.config.server.modelfactory.ModelFactoryRegistry;
import com.yahoo.vespa.config.server.monitoring.Metrics;
import com.yahoo.vespa.config.server.provision.HostProvisionerProvider;
import com.yahoo.vespa.config.server.rpc.RpcRequestHandlerProvider;
import com.yahoo.vespa.config.server.rpc.RpcServer;
import com.yahoo.vespa.config.server.rpc.security.NoopRpcAuthorizer;
import com.yahoo.vespa.config.server.session.SessionPreparer;
import com.yahoo.vespa.config.server.session.SessionTest;
import com.yahoo.vespa.config.server.zookeeper.ConfigCurator;
import com.yahoo.vespa.curator.Curator;
import com.yahoo.vespa.curator.mock.MockCurator;
import com.yahoo.vespa.flags.InMemoryFlagSource;
import com.yahoo.vespa.model.VespaModelFactory;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;

import java.io.IOException;
import java.util.Collections;

import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;

/**
 * @author Ulf Lilleengen
 */
public class InjectedGlobalComponentRegistryTest {

    private Curator curator;
    private Metrics metrics;
    private SessionPreparer sessionPreparer;
    private ConfigserverConfig configserverConfig;
    private RpcServer rpcServer;
    private ConfigDefinitionRepo defRepo;
    private PermanentApplicationPackage permanentApplicationPackage;
    private GlobalComponentRegistry globalComponentRegistry;
    private ModelFactoryRegistry modelFactoryRegistry;
    private Zone zone;

    @Rule
    public TemporaryFolder temporaryFolder = new TemporaryFolder();

    @Before
    public void setupRegistry() throws IOException {
        curator = new MockCurator();
        ConfigCurator configCurator = ConfigCurator.create(curator);
        metrics = Metrics.createTestMetrics();
        modelFactoryRegistry = new ModelFactoryRegistry(Collections.singletonList(new VespaModelFactory(new NullConfigModelRegistry())));
        configserverConfig = new ConfigserverConfig(
                new ConfigserverConfig.Builder()
                        .configServerDBDir(temporaryFolder.newFolder("serverdb").getAbsolutePath())
                        .configDefinitionsDir(temporaryFolder.newFolder("configdefinitions").getAbsolutePath()));
        sessionPreparer = new SessionTest.MockSessionPreparer();
        HostRegistry hostRegistry = new HostRegistry();
        rpcServer = new RpcServer(configserverConfig, null, Metrics.createTestMetrics(),
                                  hostRegistry, new ConfigRequestHostLivenessTracker(),
                                  new FileServer(temporaryFolder.newFolder("filereferences")),
                                  new NoopRpcAuthorizer(), new RpcRequestHandlerProvider());
        defRepo = new StaticConfigDefinitionRepo();
        permanentApplicationPackage = new PermanentApplicationPackage(configserverConfig);
        HostProvisionerProvider hostProvisionerProvider = HostProvisionerProvider.withProvisioner(new MockProvisioner());
        zone = Zone.defaultZone();
        globalComponentRegistry =
                new InjectedGlobalComponentRegistry(curator, configCurator, metrics, modelFactoryRegistry, sessionPreparer,
                                                    rpcServer, configserverConfig, defRepo, permanentApplicationPackage,
                                                    hostProvisionerProvider, zone,
                                                    new ConfigServerDB(configserverConfig), new InMemoryFlagSource(),
                                                    new MockSecretStore(), hostRegistry);
    }

    @Test
    public void testThatAllComponentsAreSetup() {
        assertThat(globalComponentRegistry.getModelFactoryRegistry(), is(modelFactoryRegistry));
        assertThat(globalComponentRegistry.getSessionPreparer(), is(sessionPreparer));
        assertThat(globalComponentRegistry.getMetrics(), is(metrics));
        assertThat(globalComponentRegistry.getCurator(), is(curator));
        assertThat(globalComponentRegistry.getConfigserverConfig(), is(configserverConfig));
        assertThat(globalComponentRegistry.getReloadListener().hashCode(), is(rpcServer.hashCode()));
        assertThat(globalComponentRegistry.getTenantListener().hashCode(), is(rpcServer.hashCode()));
        assertThat(globalComponentRegistry.getStaticConfigDefinitionRepo(), is(defRepo));
        assertThat(globalComponentRegistry.getPermanentApplicationPackage(), is(permanentApplicationPackage));
        assertThat(globalComponentRegistry.getZone(), is (zone));
        assertTrue(globalComponentRegistry.getHostProvisioner().isPresent());
    }

}