How to use SpannerEmulatorContainer class of org.testcontainers.containers package

Best Testcontainers-java code snippet using org.testcontainers.containers.SpannerEmulatorContainer

Source:AbstractIntegrationTest.java Github

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...12import org.springframework.test.context.ActiveProfiles;13import org.springframework.test.context.DynamicPropertyRegistry;14import org.springframework.test.context.DynamicPropertySource;15import org.springframework.test.web.servlet.MockMvc;16import org.testcontainers.containers.SpannerEmulatorContainer;17import org.testcontainers.junit.jupiter.Container;18import org.testcontainers.junit.jupiter.Testcontainers;19import org.testcontainers.utility.DockerImageName;20@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)21@Import({TestSpannerConfiguration.class})22@ActiveProfiles("integration")23@Testcontainers24@DirtiesContext25@AutoConfigureMockMvc26public abstract class AbstractIntegrationTest {27 static final String QUERY_SEPARATOR = ";";28 static final String SPANNER_EMULATOR_IMAGE = "gcr.io/cloud-spanner-emulator/emulator:1.1.1";29 static final String SPANNER_EMULATOR_HOST = "spring.cloud.gcp.spanner.emulator-host";30 private static final String DDL_CREATION_FILE = "sql/schema.sql";31 private static final String DDL_DROPPING_FILE = "sql/cleanup.sql";32 @Container33 private static final SpannerEmulatorContainer spannerEmulator =34 new SpannerEmulatorContainer(DockerImageName.parse(SPANNER_EMULATOR_IMAGE));35 @DynamicPropertySource36 private static void emulatorProperties(DynamicPropertyRegistry registry) {37 registry.add(SPANNER_EMULATOR_HOST, spannerEmulator::getEmulatorGrpcEndpoint);38 }39 @Autowired40 MockMvc mockMvc;41 @Autowired42 SpannerDatabaseAdminTemplate spannerDatabaseAdminTemplate;43 void createTables() {44 List<String> ddl = Stream45 .of(FileUtils.readFileAsString(DDL_CREATION_FILE).split(QUERY_SEPARATOR))46 .collect(toList());47 spannerDatabaseAdminTemplate.executeDdlStrings(ddl, true);48 }...

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Source:SpannerEmulatorContainer.java Github

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...5 * A Spanner container. Default ports: 9010 for GRPC and 9020 for HTTP.6 *7 * @author Eddú Meléndez8 */9public class SpannerEmulatorContainer extends GenericContainer<SpannerEmulatorContainer> {10 private static final DockerImageName DEFAULT_IMAGE_NAME = DockerImageName.parse("gcr.io/cloud-spanner-emulator/emulator");11 private static final int GRPC_PORT = 9010;12 private static final int HTTP_PORT = 9020;13 public SpannerEmulatorContainer(final DockerImageName dockerImageName) {14 super(dockerImageName);15 dockerImageName.assertCompatibleWith(DEFAULT_IMAGE_NAME);16 withExposedPorts(GRPC_PORT, HTTP_PORT);17 setWaitStrategy(new LogMessageWaitStrategy()18 .withRegEx(".*Cloud Spanner emulator running\\..*"));19 }20 /**21 * @return a <code>host:port</code> pair corresponding to the address on which the emulator's22 * gRPC endpoint is reachable from the test host machine. Directly usable as a parameter to the23 * com.google.cloud.spanner.SpannerOptions.Builder#setEmulatorHost(java.lang.String) method.24 */25 public String getEmulatorGrpcEndpoint() {26 return getContainerIpAddress() + ":" + getMappedPort(GRPC_PORT);27 }...

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SpannerEmulatorContainer

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1import com.google.cloud.spanner.DatabaseAdminClient;2import com.google.cloud.spanner.DatabaseClient;3import com.google.cloud.spanner.DatabaseId;4import com.google.cloud.spanner.Spanner;5import com.google.cloud.spanner.SpannerOptions;6import com.google.cloud.spanner.testing.EmulatorSpannerHelper;7import org.junit.jupiter.api.Test;8import org.testcontainers.containers.SpannerEmulatorContainer;9public class SpannerEmulatorContainerTest {10 public void test() {11 SpannerEmulatorContainer emulator = new SpannerEmulatorContainer();12 emulator.start();13 SpannerOptions options = SpannerOptions.newBuilder().setHost(emulator.getEmulatorGrpcEndpoint()).build();14 Spanner spanner = options.getService();15 DatabaseAdminClient adminClient = spanner.getDatabaseAdminClient();16 DatabaseClient dbClient = spanner.getDatabaseClient(DatabaseId.of(options.getProjectId(), "test-instance", "test-database"));17 spanner.close();18 emulator.stop();19 }20}

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SpannerEmulatorContainer

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1import com.google.cloud.spanner.Database;2import com.google.cloud.spanner.DatabaseAdminClient;3import com.google.cloud.spanner.DatabaseId;4import com.google.cloud.spanner.Spanner;5import com.google.cloud.spanner.SpannerOptions;6import com.google.cloud.spanner.testing.EmulatorSpannerHelper;7import java.util.Arrays;8import java.util.Collections;9import java.util.List;10import org.junit.After;11import org.junit.Before;12import org.junit.Test;13import org.testcontainers.containers.SpannerEmulatorContainer;14public class SpannerEmulatorContainerTest {15 private SpannerEmulatorContainer emulator;16 private Spanner spanner;17 public void setUp() {18 emulator = new SpannerEmulatorContainer();19 emulator.start();20 spanner = EmulatorSpannerHelper.getOptions(emulator.getEmulatorEndpoint()).getService();21 }22 public void tearDown() {23 spanner.close();24 emulator.stop();25 }26 public void testSpannerEmulator() {27 DatabaseAdminClient dbClient = spanner.getDatabaseAdminClient();28 DatabaseId db = DatabaseId.of("test-project", "test-instance", "test-db");29 dbClient.createDatabase(30 db.getInstanceId().getInstance(),31 db.getDatabase(),32 Collections.emptyList()).waitFor();33 Database database = dbClient.getDatabase(db.getInstanceId().getInstance(), db.getDatabase());34 System.out.println(database);35 }36}37import com.google.cloud.spanner.Database;38import com.google.cloud.spanner.DatabaseAdminClient;39import com.google.cloud.spanner.DatabaseId;40import com.google.cloud.spanner.Spanner;41import com.google.cloud.spanner.SpannerOptions;42import com.google.cloud.spanner.testing.EmulatorSpannerHelper;43import java.util.Arrays;44import java.util.Collections;45import java.util.List;46import org.junit.After;47import org.junit.Before;48import org.junit.Test;49import org.testcontainers.containers.SpannerEmulatorContainer;50public class SpannerEmulatorContainerTest {51 private SpannerEmulatorContainer emulator;52 private Spanner spanner;53 public void setUp() {54 emulator = new SpannerEmulatorContainer();55 emulator.start();56 spanner = EmulatorSpannerHelper.getOptions(emulator.getEmulatorEndpoint()).getService();57 }

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SpannerEmulatorContainer

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1import com.google.cloud.spanner.DatabaseAdminClient;2import com.google.cloud.spanner.DatabaseClient;3import com.google.cloud.spanner.DatabaseId;4import com.google.cloud.spanner.InstanceAdminClient;5import com.google.cloud.spanner.Spanner;6import com.google.cloud.spanner.SpannerOptions;7import org.junit.jupiter.api.AfterAll;8import org.junit.jupiter.api.BeforeAll;9import org.junit.jupiter.api.Test;10import org.testcontainers.containers.SpannerEmulatorContainer;11import org.testcontainers.utility.DockerImageName;12import java.util.Arrays;13import java.util.List;14public class SpannerEmulatorContainerTest {15 private static SpannerEmulatorContainer emulatorContainer;16 private static Spanner spanner;17 public static void setUp() {18 emulatorContainer = new SpannerEmulatorContainer(DockerImageName.parse("gcr.io/cloud-spanner-emulator/emulator:latest"));19 emulatorContainer.start();20 String host = emulatorContainer.getHost();21 int port = emulatorContainer.getPort();22 SpannerOptions options = SpannerOptions.newBuilder().setHost(host + ":" + port).build();23 spanner = options.getService();24 }25 public static void tearDown() {26 spanner.close();27 emulatorContainer.stop();28 }29 public void test() {30 InstanceAdminClient instanceAdminClient = spanner.getInstanceAdminClient();31 DatabaseAdminClient databaseAdminClient = spanner.getDatabaseAdminClient();32 String instanceId = "test-instance";33 String databaseId = "test-database";34 instanceAdminClient.createInstance(instanceId, instanceId, InstanceAdminClient.InstanceType.DEVELOPMENT, 1L);35 databaseAdminClient.createDatabase(instanceId, databaseId, Arrays.asList("CREATE TABLE FOO (BAR INT64)"));36 DatabaseClient databaseClient = spanner.getDatabaseClient(DatabaseId.of(spanner.getOptions().getProjectId(), instanceId, databaseId));37 List<String> results = databaseClient.singleUse().executeQuery(com.google.cloud.spanner.Statement.of("SELECT 1")).getAll().get(0).getStringList(0);38 System.out.println(results);39 }40}

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SpannerEmulatorContainer

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1import com.google.cloud.spanner.DatabaseClient;2import com.google.cloud.spanner.DatabaseId;3import com.google.cloud.spanner.Spanner;4import com.google.cloud.spanner.SpannerOptions;5import org.junit.ClassRule;6import org.junit.Test;7import org.testcontainers.containers.SpannerEmulatorContainer;8public class SpannerEmulatorTest {9 public static SpannerEmulatorContainer emulator = new SpannerEmulatorContainer();10 public void testSpanner() {11 SpannerOptions options = SpannerOptions.newBuilder()12 .setProjectId(emulator.getProjectId())13 .setHost(emulator.getHost())14 .setEmulatorHost(emulator.getEmulatorEndpoint())15 .build();16 Spanner spanner = options.getService();17 DatabaseClient client = spanner.getDatabaseClient(DatabaseId.of(options.getProjectId(), emulator.getInstanceId(), emulator.getDatabaseId()));18 }19}

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SpannerEmulatorContainer

Using AI Code Generation

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1import com.google.cloud.spanner.*;2import org.testcontainers.containers.SpannerEmulatorContainer;3public class SpannerEmulatorContainerTest {4 public static void main(String[] args) {5 SpannerEmulatorContainer emulator = new SpannerEmulatorContainer();6 emulator.start();7 SpannerOptions options = SpannerOptions.newBuilder()8 .setHost(emulator.getEmulatorEndpoint())9 .setProjectId(emulator.getProjectId())10 .setCredentials(emulator.getCredentials())11 .build();12 Spanner spanner = options.getService();13 DatabaseClient client = spanner.getDatabaseClient(DatabaseId.of(options.getProjectId(), emulator.getInstanceId(), emulator.getDatabaseId()));14 client.readWriteTransaction().run(15 new TransactionRunner.TransactionCallable<Void>() {16 public Void run(TransactionContext transaction) throws Exception {17 long rowCount = transaction.executeUpdate(Statement.of("INSERT INTO Singers (SingerId, FirstName, LastName) VALUES (1, 'FirstName1', 'LastName1')"));18 System.out.println(rowCount + " row(s) inserted");19 return null;20 }21 });22 spanner.close();23 emulator.stop();24 }25}261 row(s) inserted

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SpannerEmulatorContainer

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1import org.testcontainers.containers.SpannerEmulatorContainer;2import org.testcontainers.containers.wait.strategy.Wait;3import java.io.IOException;4import java.io.InputStream;5import java.util.Properties;6import java.util.logging.Level;7import java.util.logging.Logger;8import java.util.stream.Collectors;9import com.google.auth.oauth2.GoogleCredentials;10import com.google.cloud.spanner.DatabaseClient;11import com.google.cloud.spanner.DatabaseId;12import com.google.cloud.spanner.InstanceId;13import com.google.cloud.spanner.Key;14import com.google.cloud.spanner.KeySet;15import com.google.cloud.spanner.Mutation;16import com.google.cloud.spanner.ResultSet;17import com.google.cloud.spanner.Spanner;18import com.google.cloud.spanner.SpannerOptions;19import com.google.cloud.spanner.Statement;20public class SpannerEmulatorTest {21 public static void main(String[] args) throws IOException {22 String projectId = "test-project";23 String instanceId = "test-instance";24 String databaseId = "test-database";25 SpannerEmulatorContainer spannerEmulatorContainer = new SpannerEmulatorContainer("gcr.io/cloud-spanner-emulator/emulator:latest");26 spannerEmulatorContainer.waitingFor(Wait.forHttp("/").forPort(9010));27 spannerEmulatorContainer.start();28 System.out.println("Spanner emulator started");29 System.out.println("Host: " + spannerEmulatorContainer.getHost());30 System.out.println("Port: " + spannerEmulatorContainer.getMappedPort(9010));31 System.out.println("Emulator endpoint: " + spannerEmulatorContainer.getEmulatorEndpoint());32 System.out.println("Admin endpoint: " + spannerEmulatorContainer.getAdminEndpoint());33 System.out.println("DatabaseAdmin endpoint: " + spannerEmulatorContainer.getDatabaseAdminEndpoint());34 System.out.println("InstanceAdmin endpoint: " + spannerEmulatorContainer.getInstanceAdminEndpoint());35 System.out.println("Spanner emulator started");36 System.out.println("Host: " + spannerEmulatorContainer.getHost());37 System.out.println("Port: " + spannerEmulatorContainer.getMappedPort(9010));38 System.out.println("Emulator endpoint: " + spannerEmulatorContainer.getEmulatorEndpoint());39 System.out.println("Admin endpoint: " + spannerEmulatorContainer.getAdminEndpoint());40 System.out.println("DatabaseAdmin endpoint: " + spannerEmulator

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SpannerEmulatorContainer

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1package com.google.cloud.spanner;2import com.google.cloud.spanner.connection.ConnectionOptions;3import com.google.cloud.spanner.connection.ConnectionOptions.SpannerOptionsBuilder;4import com.google.cloud.spanner.connection.SpannerPool;5import java.util.ArrayList;6import java.util.List;7import org.junit.AfterClass;8import org.junit.BeforeClass;9import org.junit.Test;10import org.testcontainers.containers.SpannerEmulatorContainer;11public class SpannerEmulatorTest {12 private static final SpannerEmulatorContainer emulator = new SpannerEmulatorContainer();13 public static void startEmulator() {14 emulator.start();15 }16 public static void stopEmulator() {17 emulator.stop();18 }19 public void testSpannerEmulator() {20 SpannerOptionsBuilder builder = ConnectionOptions.newBuilder();21 builder.setHost(emulator.getEmulatorEndpoint());22 List<String> scopes = new ArrayList<>();23 builder.setScopes(scopes);24 SpannerPoolOptions options = SpannerPoolOptions.newBuilder().build();25 SpannerPool pool = SpannerPool.newBuilder().setSpannerOptions(builder.build()).setOptions(options).build();26 Spanner spanner = pool.getSpanner();27 spanner.close();28 }29}30package com.google.cloud.spanner;31import com.google.cloud.spanner.connection.ConnectionOptions;32import com.google.cloud.spanner.connection.ConnectionOptions.SpannerOptionsBuilder;33import com.google.cloud.spanner.connection.SpannerPool;34import java.util.ArrayList;35import java.util.List;36import org.junit.AfterClass;37import org.junit.BeforeClass;38import org.junit.Test;39import org.testcontainers.containers.SpannerEmulatorContainer;40public class SpannerEmulatorTest {41 private static final SpannerEmulatorContainer emulator = new SpannerEmulatorContainer();42 public static void startEmulator() {43 emulator.start();44 }45 public static void stopEmulator() {46 emulator.stop();47 }48 public void testSpannerEmulator() {49 SpannerOptionsBuilder builder = ConnectionOptions.newBuilder();50 builder.setHost(emulator.getEmulatorEndpoint());51 List<String> scopes = new ArrayList<>();

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SpannerEmulatorContainer

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1import com.google.cloud.spanner.DatabaseClient;2import com.google.cloud.spanner.DatabaseId;3import com.google.cloud.spanner.Spanner;4import com.google.cloud.spanner.SpannerOptions;5import org.junit.jupiter.api.Test;6import org.testcontainers.containers.SpannerEmulatorContainer;7import java.util.List;8import static org.junit.jupiter.api.Assertions.assertEquals;9public class SpannerEmulatorTest {10 public void testSpannerEmulator() throws Exception {11 SpannerEmulatorContainer emulator = new SpannerEmulatorContainer();12 emulator.start();13 SpannerOptions options = SpannerOptions.newBuilder()14 .setHost(emulator.getEmulatorEndpoint())15 .build();16 Spanner spanner = options.getService();17 DatabaseId db = DatabaseId.of(options.getProjectId(), emulator.getInstanceId(), emulator.getDatabaseId());18 DatabaseClient client = spanner.getDatabaseClient(db);19 List<String> names = client.singleUse().executeQuery(com.google.cloud.spanner.Statement.of("SELECT 'Hello World!'")).map(row -> row.getString(0)).list();20 assertEquals("Hello World!", names.get(0));21 spanner.close();22 }23}

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SpannerEmulatorContainer

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1import org.testcontainers.containers.SpannerEmulatorContainer;2import org.testcontainers.utility.DockerImageName;3public class SpannerEmulatorContainerUsage {4 public static void main(String[] args) {5 final SpannerEmulatorContainer emulator = new SpannerEmulatorContainer(DockerImageName.parse("gcr.io/cloud-spanner-emulator/emulator:latest"));6 emulator.start();7 System.out.println(emulator.getEmulatorEndpoint());8 emulator.stop();9 emulator.start();10 System.out.println(emulator.getEmulatorEndpoint());11 emulator.stop();12 }13}14SpannerEmulatorContainer(DockerImageName dockerImageName)15getEmulatorEndpoint()16getEmulatorGrpcEndpoint()17getEmulatorRestEndpoint()18getProjectId()19getHost()20getPort()21getDatabase()22getCredentials()23getCredentialsProvider()24getOptions()25getSpanner()26getDatabaseClient()

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