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How to use request method of org.testcontainers.r2dbc.CancellableSubscription class

Best Testcontainers-java code snippet using org.testcontainers.r2dbc.CancellableSubscription.request

Source:CancellableSubscription.java

...3import java.util.concurrent.atomic.AtomicBoolean;4class CancellableSubscription implements Subscription {5    private final AtomicBoolean cancelled = new AtomicBoolean();6    @Override7    public void request(long n) {8    }9    @Override10    public void cancel() {11        cancelled.set(true);12    }13    public boolean isCancelled() {14        return cancelled.get();15    }16}...

request

Using AI Code Generation

1CancellableSubscription subscription = new CancellableSubscription();2subscription.request(10);3subscription.request(10, 10);4public void cancel()5public void setCancellable(org.reactivestreams.Cancellable cancellable)6public void run()

request

Using AI Code Generation

1import org.testcontainers.r2dbc.CancellableSubscription;2import org.springframework.context.annotation.Bean;3import org.springframework.context.annotation.Configuration;4import org.springframework.context.annotation.Profile;5import org.springframework.core.env.Environment;6import org.springframework.data.r2dbc.connectionfactory.ConnectionFactory;7import org.springframework.data.r2dbc.core.DatabaseClient;8import org.springframework.data.r2dbc.repository.config.EnableR2dbcRepositories;9import org.springframework.r2dbc.connection.init.ConnectionFactoryInitializer;10import org.springframework.r2dbc.connection.init.ResourceDatabasePopulator;11import org.springframework.r2dbc.core.DatabaseClient;12import org.springframework.stereotype.Repository;13import reactor.core.publisher.Flux;14import reactor.core.publisher.Mono;15import reactor.util.annotation.Nullable;16import java.util.Objects;17import java.util.UUID;18public class Config {19    public ConnectionFactoryInitializer initializer(ConnectionFactory connectionFactory) {20        ConnectionFactoryInitializer initializer = new ConnectionFactoryInitializer();21        initializer.setConnectionFactory(connectionFactory);22        initializer.setDatabasePopulator(new ResourceDatabasePopulator(23                new ClassPathResource("data.sql")24        ));25        return initializer;26    }27    public DatabaseClient databaseClient(ConnectionFactory connectionFactory) {28        return DatabaseClient.create(connectionFactory);29    }30}31@Profile("test")32public class TestRepository {33    private final DatabaseClient client;34    public TestRepository(DatabaseClient client) {35        this.client = client;36    }37    public Flux<UUID> findAll() {38        return client.execute("SELECT id FROM test")39                .as(UUID.class)40                .fetch()41                .all();42    }43}44public void test() {45    CancellableSubscription subscription = new CancellableSubscription();46    repository.findAll().subscribe(subscription);47    subscription.cancel();48    assertThat(subscription.isCancelled()).isTrue();49}

request

Using AI Code Generation

1import org.testcontainers.r2dbc.CancellableSubscription;2import org.testcontainers.r2dbc.R2dbcDatabaseContainer;3import org.testcontainers.r2dbc.R2dbcTestContainerDatabaseDriver;4import java.util.concurrent.TimeUnit;5import io.r2dbc.spi.ConnectionFactory;6import reactor.core.publisher.Flux;7import reactor.core.publisher.Mono;8import reactor.core.scheduler.Schedulers;9public class TestcontainersR2dbcCancelSubscription {10    public static void main(String[] args) throws InterruptedException {11        R2dbcDatabaseContainer<?> container = new R2dbcTestContainerDatabaseDriver().newInstance();12        container.start();13        ConnectionFactory connectionFactory = container.getR2dbcConnectionFactory();14        Flux.from(connectionFactory.create())15                .flatMapMany(connection -> Flux.from(connection.createStatement("SELECT * FROM generate_series(1, 100)").execute())16                        .flatMap(result -> Flux.from(result.map((row, rowMetadata) -> row.get(0, Integer.class))))17                        .doOnNext(System.out::println)18                        .doFinally(signalType -> Mono.from(connection.close()).subscribe())19                .subscribeOn(Schedulers.boundedElastic())20                .subscribe(new CancellableSubscription()::request);21        TimeUnit.SECONDS.sleep(5);22        new CancellableSubscription().cancel();23        container.stop();24    }25}

request

Using AI Code Generation

1import reactor.core.publisher.Flux;2import reactor.core.publisher.Mono;3import reactor.test.StepVerifier;4import org.testcontainers.r2dbc.CancellableSubscription;5public class CancelRequestExample {6    public static void main(String[] args) {7        Flux<String> flux = Flux.just("a", "b", "c", "d", "e", "f", "g", "h", "i", "j");8        StepVerifier.create(flux)9                .thenRequest(5)10                .expectNext("a", "b", "c", "d", "e")11                .then(() -> {12                    CancellableSubscription subscription = (CancellableSubscription) flux.subscribe().currentContext().get("reactor.core.publisher.FluxSubscribeOn$SubscribeOnSubscriber.subscription");13                    subscription.request(5);14                    subscription.cancel();15                })16                .expectNext("f", "g", "h", "i", "j")17                .verifyComplete();18    }19}20	at reactor.test.util.AssertionUtils.fail(AssertionUtils.java:39)21	at reactor.test.util.AssertionUtils.isTrue(AssertionUtils.java:60)22	at reactor.test.DefaultStepVerifierBuilder$DefaultStepVerifier.verify(DefaultStepVerifierBuilder.java:1004)23	at reactor.test.DefaultStepVerifierBuilder$DefaultStepVerifier.verifyComplete(DefaultStepVerifierBuilder.java:1045)24	at CancelRequestExample.main(CancelRequestExample.java:25)25[ERROR] Failed to execute goal org.codehaus.mojo:exec-maven-plugin:1.6.0:java (default-cli) on project testcontainers-r2dbc: An exception occured while executing the Java class. null: InvocationTargetException: Expecting:

request

Using AI Code Generation

1package org.testcontainers.r2dbc;2import io.r2dbc.spi.Connection;3import io.r2dbc.spi.ConnectionFactory;4import io.r2dbc.spi.Result;5import io.r2dbc.spi.Row;6import org.junit.jupiter.api.Test;7import org.testcontainers.containers.PostgreSQLContainer;8import org.testcontainers.junit.jupiter.Container;9import org.testcontainers.junit.jupiter.Testcontainers;10import reactor.core.publisher.Flux;11import reactor.core.publisher.Mono;12import static org.assertj.core.api.Assertions.assertThat;13class R2DBCConnectionTest {14    static PostgreSQLContainer<?> postgreSQLContainer = new PostgreSQLContainer<>();15    void shouldCreateAndExecuteStatement() {16        ConnectionFactory connectionFactory = postgreSQLContainer.createConnectionFactory();17        Mono.from(connectionFactory.create())18                .flatMapMany(connection -> Flux.from(connection.createStatement("SELECT 1").execute())19                        .flatMap(result -> Flux.from(result.map((row, rowMetadata) -> row.get(0)))))20                .as(StepVerifier::create)21                .expectNext(1)22                .verifyComplete();23    }24    void shouldCreateAndExecuteStatementWithParameters() {25        ConnectionFactory connectionFactory = postgreSQLContainer.createConnectionFactory();26        Mono.from(connectionFactory.create())27                .flatMapMany(connection -> Flux.from(connection.createStatement("SELECT $1").bind("$1", 1).execute())28                        .flatMap(result -> Flux.from(result.map((row, rowMetadata) -> row.get(0)))))29                .as(StepVerifier::create)30                .expectNext(1)31                .verifyComplete();32    }33    void shouldCreateAndExecuteStatementWithParametersAndMetadata() {34        ConnectionFactory connectionFactory = postgreSQLContainer.createConnectionFactory();35        Mono.from(connectionFactory.create())36                .flatMapMany(connection -> Flux.from(connection.createStatement("SELECT $1::int").bind("$1", 1).execute())37                        .flatMap(result -> Flux.from(result.map((row, rowMetadata) -> row.get(0, Integer.class)))))38                .as(StepVerifier::create)39                .expectNext(1)40                .verifyComplete();41    }42    void shouldCreateAndExecuteStatementWithParametersAndMetadataAndFetchSize() {43        ConnectionFactory connectionFactory = postgreSQLContainer.createConnectionFactory();44        Mono.from(connectionFactory.create())

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