Micronaut 运行嵌入式服务器

import io.micronaut.runtime.Micronaut;

public class Application {

    public static void main(String[] args) {
        Micronaut.run(Application.class);
    }
}

import io.micronaut.runtime.Micronaut

class Application {

    static void main(String... args) {
        Micronaut.run Application
    }
}

import io.micronaut.runtime.Micronaut

object Application {

    @JvmStatic
    fun main(args: Array<String>) {
        Micronaut.run(Application.javaClass)
    }
}

import io.micronaut.http.HttpRequest;
import io.micronaut.http.client.HttpClient;
import io.micronaut.http.client.annotation.Client;
import io.micronaut.runtime.server.EmbeddedServer;
import io.micronaut.test.extensions.junit5.annotation.MicronautTest;
import org.junit.jupiter.api.Test;

import jakarta.inject.Inject;

import static org.junit.jupiter.api.Assertions.assertEquals;

@MicronautTest
public class HelloControllerSpec {

    @Inject
    EmbeddedServer server; // (1)

    @Inject
    @Client("/")
    HttpClient client; // (2)

    @Test
    void testHelloWorldResponse() {
        String response = client.toBlocking() // (3)
                .retrieve(HttpRequest.GET("/hello"));
        assertEquals("Hello World", response); // (4)
    }
}

import io.micronaut.http.HttpRequest
import io.micronaut.http.client.HttpClient
import io.micronaut.http.client.annotation.Client
import io.micronaut.runtime.server.EmbeddedServer
import io.micronaut.test.extensions.spock.annotation.MicronautTest
import spock.lang.Specification

import jakarta.inject.Inject

@MicronautTest
class HelloControllerSpec extends Specification {

    @Inject
    EmbeddedServer embeddedServer // (1)

    @Inject
    @Client("/")
    HttpClient client // (2)

    void "test hello world response"() {
        expect:
            client.toBlocking() // (3)
                    .retrieve(HttpRequest.GET('/hello')) == "Hello World" // (4)
    }
}

import io.micronaut.http.client.HttpClient
import io.micronaut.http.client.annotation.Client
import io.micronaut.runtime.server.EmbeddedServer
import io.micronaut.test.extensions.junit5.annotation.MicronautTest
import org.junit.jupiter.api.Assertions.assertEquals
import org.junit.jupiter.api.Test
import jakarta.inject.Inject

@MicronautTest
class HelloControllerSpec {

    @Inject
    lateinit var server: EmbeddedServer // (1)

    @Inject
    @field:Client("/")
    lateinit var client: HttpClient // (2)

    @Test
    fun testHelloWorldResponse() {
        val rsp: String = client.toBlocking() // (3)
                .retrieve("/hello")
        assertEquals("Hello World", rsp) // (4)
    }
}