在Spring应用程序中测试GCP发布者重试设置

<dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-gcp-starter-pubsub</artifactId>
    <version>2.1.0.RELEASE</version>
</dependency>

spring.cloud.gcp.project-id=your-project-id
spring.cloud.gcp.credentials.location=file:/path/to/your/credentials.json

@Autowired
private PubSubTemplate pubSubTemplate;

public void publishMessage(String topicName, String message) {
    pubSubTemplate.publish(topicName, message);
}

# 设置最大重试次数为3次
spring.cloud.gcp.pubsub.publisher.retry.max-attempts=3

@RunWith(SpringRunner.class)
@SpringBootTest
public class PubSubPublisherTest {
    @Autowired
    private PubSubTemplate pubSubTemplate;

    @Test
    public void testPublishMessageWithRetry() {
        String topicName = "your-topic-name";
        String message = "Hello, GCP Pub/Sub!";
        
        pubSubTemplate.publish(topicName, message);
        
        // Add assertions or verification logic here
    }
}