Spring Boot アプリケーションのテスト

import org.springframework.boot.test.context.SpringBootTest;

@SpringBootTest(properties = "spring.main.web-application-type=reactive")
class MyWebFluxTests {

	// ...

}

import org.springframework.boot.test.context.SpringBootTest

@SpringBootTest(properties = ["spring.main.web-application-type=reactive"])
class MyWebFluxTests {

	// ...

}

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class MyApplication {

	public static void main(String[] args) {
		SpringApplication.run(MyApplication.class, args);
	}

}

import org.springframework.boot.autoconfigure.SpringBootApplication
import org.springframework.boot.docs.using.structuringyourcode.locatingthemainclass.MyApplication
import org.springframework.boot.runApplication

@SpringBootApplication
class MyApplication

fun main(args: Array<String>) {
	runApplication<MyApplication>(*args)
}

import org.springframework.boot.Banner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class MyApplication {

	public static void main(String[] args) {
		SpringApplication application = new SpringApplication(MyApplication.class);
		application.setBannerMode(Banner.Mode.OFF);
		application.setAdditionalProfiles("myprofile");
		application.run(args);
	}

}

import org.springframework.boot.Banner
import org.springframework.boot.runApplication
import org.springframework.boot.autoconfigure.SpringBootApplication

@SpringBootApplication
class MyApplication

fun main(args: Array<String>) {
	runApplication<MyApplication>(*args) {
		setBannerMode(Banner.Mode.OFF)
		setAdditionalProfiles("myprofile")
	}
}

import org.junit.jupiter.api.Test;

import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.SpringBootTest.UseMainMethod;

@SpringBootTest(useMainMethod = UseMainMethod.ALWAYS)
class MyApplicationTests {

	@Test
	void exampleTest() {
		// ...
	}

}

import org.junit.jupiter.api.Test
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.boot.test.context.SpringBootTest.UseMainMethod

@SpringBootTest(useMainMethod = UseMainMethod.ALWAYS)
class MyApplicationTests {

	@Test
	fun exampleTest() {
		// ...
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.context.annotation.Import;

@SpringBootTest
@Import(MyTestsConfiguration.class)
class MyTests {

	@Test
	void exampleTest() {
		// ...
	}

}

import org.junit.jupiter.api.Test
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.context.annotation.Import

@SpringBootTest
@Import(MyTestsConfiguration::class)
class MyTests {

	@Test
	fun exampleTest() {
		// ...
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.ApplicationArguments;
import org.springframework.boot.test.context.SpringBootTest;

import static org.assertj.core.api.Assertions.assertThat;

@SpringBootTest(args = "--app.test=one")
class MyApplicationArgumentTests {

	@Test
	void applicationArgumentsPopulated(@Autowired ApplicationArguments args) {
		assertThat(args.getOptionNames()).containsOnly("app.test");
		assertThat(args.getOptionValues("app.test")).containsOnly("one");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.ApplicationArguments
import org.springframework.boot.test.context.SpringBootTest

@SpringBootTest(args = ["--app.test=one"])
class MyApplicationArgumentTests {

	@Test
	fun applicationArgumentsPopulated(@Autowired args: ApplicationArguments) {
		assertThat(args.optionNames).containsOnly("app.test")
		assertThat(args.getOptionValues("app.test")).containsOnly("one")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.resttestclient.autoconfigure.AutoConfigureRestTestClient;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.webmvc.test.autoconfigure.AutoConfigureMockMvc;
import org.springframework.boot.webtestclient.autoconfigure.AutoConfigureWebTestClient;
import org.springframework.test.web.reactive.server.WebTestClient;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.assertj.MockMvcTester;
import org.springframework.test.web.servlet.client.RestTestClient;
import org.springframework.test.web.servlet.client.RestTestClient.ResponseSpec;
import org.springframework.test.web.servlet.client.assertj.RestTestClientResponse;

import static org.assertj.core.api.Assertions.assertThat;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;

@SpringBootTest
@AutoConfigureMockMvc
@AutoConfigureRestTestClient
@AutoConfigureWebTestClient
class MyMockMvcTests {

	@Test
	void testWithMockMvc(@Autowired MockMvc mvc) throws Exception {
		mvc.perform(get("/"))
				.andExpect(status().isOk())
				.andExpect(content().string("Hello World"));
	}

	@Test // If AssertJ is on the classpath, you can use MockMvcTester
	void testWithMockMvcTester(@Autowired MockMvcTester mvc) {
		assertThat(mvc.get().uri("/"))
				.hasStatusOk()
				.hasBodyTextEqualTo("Hello World");
	}

	@Test
	void testWithRestTestClient(@Autowired RestTestClient restClient) {
		restClient
				.get().uri("/")
				.exchange()
				.expectStatus().isOk()
				.expectBody(String.class).isEqualTo("Hello World");
	}

	@Test // If you prefer AssertJ, dedicated assertions are available
	void testWithRestTestClientAssertJ(@Autowired RestTestClient restClient) {
		ResponseSpec spec = restClient.get().uri("/").exchange();
		RestTestClientResponse response = RestTestClientResponse.from(spec);
		assertThat(response).hasStatusOk()
				.bodyText().isEqualTo("Hello World");
	}

	@Test // If Spring WebFlux is on the classpath
	void testWithWebTestClient(@Autowired WebTestClient webClient) {
		webClient
				.get().uri("/")
				.exchange()
				.expectStatus().isOk()
				.expectBody(String.class).isEqualTo("Hello World");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.resttestclient.autoconfigure.AutoConfigureRestTestClient
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.boot.webmvc.test.autoconfigure.AutoConfigureMockMvc
import org.springframework.boot.webtestclient.autoconfigure.AutoConfigureWebTestClient
import org.springframework.test.web.reactive.server.WebTestClient
import org.springframework.test.web.reactive.server.expectBody
import org.springframework.test.web.servlet.MockMvc
import org.springframework.test.web.servlet.assertj.MockMvcTester
import org.springframework.test.web.servlet.client.RestTestClient
import org.springframework.test.web.servlet.client.assertj.RestTestClientResponse
import org.springframework.test.web.servlet.client.expectBody
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get
import org.springframework.test.web.servlet.result.MockMvcResultMatchers.content
import org.springframework.test.web.servlet.result.MockMvcResultMatchers.status

@SpringBootTest
@AutoConfigureMockMvc
@AutoConfigureRestTestClient
@AutoConfigureWebTestClient
class MyMockMvcTests {

	@Test
	fun testWithMockMvc(@Autowired mvc: MockMvc) {
		mvc.perform(get("/"))
			.andExpect(status().isOk())
			.andExpect(content().string("Hello World"))
	}

	@Test // If AssertJ is on the classpath, you can use MockMvcTester
	fun testWithMockMvcTester(@Autowired mvc: MockMvcTester) {
		assertThat(mvc.get().uri("/")).hasStatusOk()
			.hasBodyTextEqualTo("Hello World")
	}

	@Test
	fun testWithRestTestClient(@Autowired webClient: RestTestClient) {
		webClient
			.get().uri("/")
			.exchange()
			.expectStatus().isOk
			.expectBody<String>().isEqualTo("Hello World")
	}

	@Test // If you prefer AssertJ, dedicated assertions are available
	fun testWithRestTestClientAssertJ(@Autowired webClient: RestTestClient) {
		val spec = webClient.get().uri("/").exchange()
		val response = RestTestClientResponse.from(spec)
		assertThat(response).hasStatusOk().bodyText().isEqualTo("Hello World")
	}


	@Test // If Spring WebFlux is on the classpath
	fun testWithWebTestClient(@Autowired webClient: WebTestClient) {
		webClient
			.get().uri("/")
			.exchange()
			.expectStatus().isOk
			.expectBody<String>().isEqualTo("Hello World")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.webtestclient.autoconfigure.AutoConfigureWebTestClient;
import org.springframework.test.web.reactive.server.WebTestClient;

@SpringBootTest
@AutoConfigureWebTestClient
class MyMockWebTestClientTests {

	@Test
	void exampleTest(@Autowired WebTestClient webClient) {
		webClient
			.get().uri("/")
			.exchange()
			.expectStatus().isOk()
			.expectBody(String.class).isEqualTo("Hello World");
	}

}

import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.boot.webtestclient.autoconfigure.AutoConfigureWebTestClient
import org.springframework.test.web.reactive.server.WebTestClient
import org.springframework.test.web.reactive.server.expectBody

@SpringBootTest
@AutoConfigureWebTestClient
class MyMockWebTestClientTests {

	@Test
	fun exampleTest(@Autowired webClient: WebTestClient) {
		webClient
			.get().uri("/")
			.exchange()
			.expectStatus().isOk
			.expectBody<String>().isEqualTo("Hello World")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.resttestclient.autoconfigure.AutoConfigureRestTestClient;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
import org.springframework.test.web.servlet.client.RestTestClient;

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureRestTestClient
class MyRandomPortRestTestClientTests {

	@Test
	void exampleTest(@Autowired RestTestClient restClient) {
		restClient
			.get().uri("/")
			.exchange()
			.expectStatus().isOk()
			.expectBody(String.class).isEqualTo("Hello World");
	}

}

import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.resttestclient.autoconfigure.AutoConfigureRestTestClient
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment
import org.springframework.test.web.servlet.client.RestTestClient
import org.springframework.test.web.servlet.client.expectBody

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureRestTestClient
class MyRandomPortRestTestClientTests {

	@Test
	fun exampleTest(@Autowired webClient: RestTestClient) {
		webClient
			.get().uri("/")
			.exchange()
			.expectStatus().isOk
			.expectBody<String>().isEqualTo("Hello World")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.resttestclient.autoconfigure.AutoConfigureRestTestClient;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
import org.springframework.test.web.servlet.client.RestTestClient;
import org.springframework.test.web.servlet.client.RestTestClient.ResponseSpec;
import org.springframework.test.web.servlet.client.assertj.RestTestClientResponse;

import static org.assertj.core.api.Assertions.assertThat;

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureRestTestClient
class MyRandomPortRestTestClientAssertJTests {

	@Test
	void exampleTest(@Autowired RestTestClient restClient) {
		ResponseSpec spec = restClient.get().uri("/").exchange();
		RestTestClientResponse response = RestTestClientResponse.from(spec);
		assertThat(response).hasStatusOk().bodyText().isEqualTo("Hello World");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.resttestclient.autoconfigure.AutoConfigureRestTestClient
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment
import org.springframework.test.web.servlet.client.RestTestClient
import org.springframework.test.web.servlet.client.assertj.RestTestClientResponse

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureRestTestClient
class MyRandomPortRestTestClientAssertJTests {

	@Test
	fun exampleTest(@Autowired webClient: RestTestClient) {
		val exchange = webClient.get().uri("/").exchange()
		val response = RestTestClientResponse.from(exchange)
		assertThat(response).hasStatusOk()
			.bodyText().isEqualTo("Hello World")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
import org.springframework.boot.webtestclient.autoconfigure.AutoConfigureWebTestClient;
import org.springframework.test.web.reactive.server.WebTestClient;

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureWebTestClient
class MyRandomPortWebTestClientTests {

	@Test
	void exampleTest(@Autowired WebTestClient webClient) {
		webClient
			.get().uri("/")
			.exchange()
			.expectStatus().isOk()
			.expectBody(String.class).isEqualTo("Hello World");
	}

}

import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment
import org.springframework.boot.webtestclient.autoconfigure.AutoConfigureWebTestClient
import org.springframework.test.web.reactive.server.WebTestClient
import org.springframework.test.web.reactive.server.expectBody

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureWebTestClient
class MyRandomPortWebTestClientTests {

	@Test
	fun exampleTest(@Autowired webClient: WebTestClient) {
		webClient
			.get().uri("/")
			.exchange()
			.expectStatus().isOk
			.expectBody<String>().isEqualTo("Hello World")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.resttestclient.TestRestTemplate;
import org.springframework.boot.resttestclient.autoconfigure.AutoConfigureTestRestTemplate;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;

import static org.assertj.core.api.Assertions.assertThat;

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureTestRestTemplate
class MyRandomPortTestRestTemplateTests {

	@Test
	void exampleTest(@Autowired TestRestTemplate restTemplate) {
		String body = restTemplate.getForObject("/", String.class);
		assertThat(body).isEqualTo("Hello World");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment
import org.springframework.boot.resttestclient.TestRestTemplate
import org.springframework.boot.resttestclient.autoconfigure.AutoConfigureTestRestTemplate

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureTestRestTemplate
class MyRandomPortTestRestTemplateTests {

	@Test
	fun exampleTest(@Autowired restTemplate: TestRestTemplate) {
		val body = restTemplate.getForObject("/", String::class.java)
		assertThat(body).isEqualTo("Hello World")
	}

}

import javax.management.MBeanServer;

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.annotation.DirtiesContext;

import static org.assertj.core.api.Assertions.assertThat;

@SpringBootTest(properties = "spring.jmx.enabled=true")
@DirtiesContext
class MyJmxTests {

	@Autowired
	private MBeanServer mBeanServer;

	@Test
	void exampleTest() {
		assertThat(this.mBeanServer.getDomains()).contains("java.lang");
		// ...
	}

}

import javax.management.MBeanServer

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.test.annotation.DirtiesContext

@SpringBootTest(properties = ["spring.jmx.enabled=true"])
@DirtiesContext
class MyJmxTests(@Autowired val mBeanServer: MBeanServer) {

	@Test
	fun exampleTest() {
		assertThat(mBeanServer.domains).contains("java.lang")
		// ...
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.json.JsonTest;
import org.springframework.boot.test.json.JacksonTester;

import static org.assertj.core.api.Assertions.assertThat;

@JsonTest
class MyJsonTests {

	@Autowired
	private JacksonTester<VehicleDetails> json;

	@Test
	void serialize() throws Exception {
		VehicleDetails details = new VehicleDetails("Honda", "Civic");
		// Assert against a `.json` file in the same package as the test
		assertThat(this.json.write(details)).isEqualToJson("expected.json");
		// Or use JSON path based assertions
		assertThat(this.json.write(details)).hasJsonPathStringValue("@.make");
		assertThat(this.json.write(details)).extractingJsonPathStringValue("@.make").isEqualTo("Honda");
	}

	@Test
	void deserialize() throws Exception {
		String content = "{\"make\":\"Ford\",\"model\":\"Focus\"}";
		assertThat(this.json.parse(content)).isEqualTo(new VehicleDetails("Ford", "Focus"));
		assertThat(this.json.parseObject(content).getMake()).isEqualTo("Ford");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.test.autoconfigure.json.JsonTest
import org.springframework.boot.test.json.JacksonTester

@JsonTest
class MyJsonTests(@Autowired val json: JacksonTester<VehicleDetails>) {

	@Test
	fun serialize() {
		val details = VehicleDetails("Honda", "Civic")
		// Assert against a `.json` file in the same package as the test
		assertThat(json.write(details)).isEqualToJson("expected.json")
		// Or use JSON path based assertions
		assertThat(json.write(details)).hasJsonPathStringValue("@.make")
		assertThat(json.write(details)).extractingJsonPathStringValue("@.make").isEqualTo("Honda")
	}

	@Test
	fun deserialize() {
		val content = "{\"make\":\"Ford\",\"model\":\"Focus\"}"
		assertThat(json.parse(content)).isEqualTo(VehicleDetails("Ford", "Focus"))
		assertThat(json.parseObject(content).make).isEqualTo("Ford")
	}

}

	@Test
	void someTest() throws Exception {
		SomeObject value = new SomeObject(0.152f);
		assertThat(this.json.write(value)).extractingJsonPathNumberValue("@.test.numberValue")
			.satisfies((number) -> assertThat(number.floatValue()).isCloseTo(0.15f, within(0.01f)));
	}

	@Test
	fun someTest() {
		val value = SomeObject(0.152f)
		assertThat(json.write(value)).extractingJsonPathNumberValue("@.test.numberValue")
			.satisfies(ThrowingConsumer { number ->
				assertThat(number.toFloat()).isCloseTo(0.15f, within(0.01f))
			})
	}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.webmvc.test.autoconfigure.WebMvcTest;
import org.springframework.http.MediaType;
import org.springframework.test.context.bean.override.mockito.MockitoBean;
import org.springframework.test.web.servlet.assertj.MockMvcTester;

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.BDDMockito.given;

@WebMvcTest(UserVehicleController.class)
class MyControllerTests {

	@Autowired
	private MockMvcTester mvc;

	@MockitoBean
	private UserVehicleService userVehicleService;

	@Test
	void testExample() {
		given(this.userVehicleService.getVehicleDetails("sboot"))
			.willReturn(new VehicleDetails("Honda", "Civic"));
		assertThat(this.mvc.get().uri("/sboot/vehicle").accept(MediaType.TEXT_PLAIN))
			.hasStatusOk()
			.hasBodyTextEqualTo("Honda Civic");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.mockito.BDDMockito.given
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.webmvc.test.autoconfigure.WebMvcTest
import org.springframework.http.MediaType
import org.springframework.test.context.bean.override.mockito.MockitoBean
import org.springframework.test.web.servlet.assertj.MockMvcTester

@WebMvcTest(UserVehicleController::class)
class MyControllerTests(@Autowired val mvc: MockMvcTester) {

	@MockitoBean
	lateinit var userVehicleService: UserVehicleService

	@Test
	fun testExample() {
		given(userVehicleService.getVehicleDetails("sboot"))
				.willReturn(VehicleDetails("Honda", "Civic"))
		assertThat(mvc.get().uri("/sboot/vehicle").accept(MediaType.TEXT_PLAIN))
				.hasStatusOk().hasBodyTextEqualTo("Honda Civic")
	}

}

import org.htmlunit.WebClient;
import org.htmlunit.html.HtmlPage;
import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.webmvc.test.autoconfigure.WebMvcTest;
import org.springframework.test.context.bean.override.mockito.MockitoBean;

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.BDDMockito.given;

@WebMvcTest(UserVehicleController.class)
class MyHtmlUnitTests {

	@Autowired
	private WebClient webClient;

	@MockitoBean
	private UserVehicleService userVehicleService;

	@Test
	void testExample() throws Exception {
		given(this.userVehicleService.getVehicleDetails("sboot")).willReturn(new VehicleDetails("Honda", "Civic"));
		HtmlPage page = this.webClient.getPage("/sboot/vehicle.html");
		assertThat(page.getBody().getTextContent()).isEqualTo("Honda Civic");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.htmlunit.WebClient
import org.htmlunit.html.HtmlPage
import org.junit.jupiter.api.Test
import org.mockito.BDDMockito.given
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.webmvc.test.autoconfigure.WebMvcTest
import org.springframework.test.context.bean.override.mockito.MockitoBean

@WebMvcTest(UserVehicleController::class)
class MyHtmlUnitTests(@Autowired val webClient: WebClient) {

	@MockitoBean
	lateinit var userVehicleService: UserVehicleService

	@Test
	fun testExample() {
		given(userVehicleService.getVehicleDetails("sboot")).willReturn(VehicleDetails("Honda", "Civic"))
		val page = webClient.getPage<HtmlPage>("/sboot/vehicle.html")
		assertThat(page.body.textContent).isEqualTo("Honda Civic")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.webflux.test.autoconfigure.WebFluxTest;
import org.springframework.http.MediaType;
import org.springframework.test.context.bean.override.mockito.MockitoBean;
import org.springframework.test.web.reactive.server.WebTestClient;

import static org.mockito.BDDMockito.given;

@WebFluxTest(UserVehicleController.class)
class MyControllerTests {

	@Autowired
	private WebTestClient webClient;

	@MockitoBean
	private UserVehicleService userVehicleService;

	@Test
	void testExample() {
		given(this.userVehicleService.getVehicleDetails("sboot"))
			.willReturn(new VehicleDetails("Honda", "Civic"));
		this.webClient.get().uri("/sboot/vehicle").accept(MediaType.TEXT_PLAIN).exchange()
			.expectStatus().isOk()
			.expectBody(String.class).isEqualTo("Honda Civic");
	}

}

import org.junit.jupiter.api.Test
import org.mockito.BDDMockito.given
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.webflux.test.autoconfigure.WebFluxTest
import org.springframework.http.MediaType
import org.springframework.test.context.bean.override.mockito.MockitoBean
import org.springframework.test.web.reactive.server.WebTestClient
import org.springframework.test.web.reactive.server.expectBody

@WebFluxTest(UserVehicleController::class)
class MyControllerTests(@Autowired val webClient: WebTestClient) {

	@MockitoBean
	lateinit var userVehicleService: UserVehicleService

	@Test
	fun testExample() {
		given(userVehicleService.getVehicleDetails("sboot"))
			.willReturn(VehicleDetails("Honda", "Civic"))
		webClient.get().uri("/sboot/vehicle").accept(MediaType.TEXT_PLAIN).exchange()
			.expectStatus().isOk
			.expectBody<String>().isEqualTo("Honda Civic")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.docs.web.graphql.runtimewiring.GreetingController;
import org.springframework.boot.graphql.test.autoconfigure.GraphQlTest;
import org.springframework.graphql.test.tester.GraphQlTester;

@GraphQlTest(GreetingController.class)
class GreetingControllerTests {

	@Autowired
	private GraphQlTester graphQlTester;

	@Test
	void shouldGreetWithSpecificName() {
		this.graphQlTester.document("{ greeting(name: \"Alice\") } ")
			.execute()
			.path("greeting")
			.entity(String.class)
			.isEqualTo("Hello, Alice!");
	}

	@Test
	void shouldGreetWithDefaultName() {
		this.graphQlTester.document("{ greeting } ")
			.execute()
			.path("greeting")
			.entity(String.class)
			.isEqualTo("Hello, Spring!");
	}

}

import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.docs.web.graphql.runtimewiring.GreetingController
import org.springframework.boot.graphql.test.autoconfigure.GraphQlTest
import org.springframework.graphql.test.tester.GraphQlTester

@GraphQlTest(GreetingController::class)
internal class GreetingControllerTests {

	@Autowired
	lateinit var graphQlTester: GraphQlTester

	@Test
	fun shouldGreetWithSpecificName() {
		graphQlTester.document("{ greeting(name: \"Alice\") } ").execute().path("greeting").entity(String::class.java)
				.isEqualTo("Hello, Alice!")
	}

	@Test
	fun shouldGreetWithDefaultName() {
		graphQlTester.document("{ greeting } ").execute().path("greeting").entity(String::class.java)
				.isEqualTo("Hello, Spring!")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.graphql.test.autoconfigure.tester.AutoConfigureHttpGraphQlTester;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
import org.springframework.graphql.test.tester.HttpGraphQlTester;

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureHttpGraphQlTester
class GraphQlIntegrationTests {

	@Test
	void shouldGreetWithSpecificName(@Autowired HttpGraphQlTester graphQlTester) {
		HttpGraphQlTester authenticatedTester = graphQlTester.mutate()
			.webTestClient((client) -> client.defaultHeaders((headers) -> headers.setBasicAuth("admin", "ilovespring")))
			.build();
		authenticatedTester.document("{ greeting(name: \"Alice\") } ")
			.execute()
			.path("greeting")
			.entity(String.class)
			.isEqualTo("Hello, Alice!");
	}

}

import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.graphql.test.autoconfigure.tester.AutoConfigureHttpGraphQlTester
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment
import org.springframework.graphql.test.tester.HttpGraphQlTester
import org.springframework.http.HttpHeaders
import org.springframework.test.web.reactive.server.WebTestClient

@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@AutoConfigureHttpGraphQlTester
class GraphQlIntegrationTests {

	@Test
	fun shouldGreetWithSpecificName(@Autowired graphQlTester: HttpGraphQlTester) {
		val authenticatedTester = graphQlTester.mutate()
			.webTestClient { client: WebTestClient.Builder ->
				client.defaultHeaders { headers: HttpHeaders ->
					headers.setBasicAuth("admin", "ilovespring")
				}
			}.build()
		authenticatedTester.document("{ greeting(name: \"Alice\") } ").execute()
			.path("greeting").entity(String::class.java).isEqualTo("Hello, Alice!")
	}
}

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.data.cassandra.test.autoconfigure.DataCassandraTest;

@DataCassandraTest
class MyDataCassandraTests {

	@Autowired
	private SomeRepository repository;

}

import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.data.cassandra.test.autoconfigure.DataCassandraTest

@DataCassandraTest
class MyDataCassandraTests(@Autowired val repository: SomeRepository)

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.data.couchbase.test.autoconfigure.DataCouchbaseTest;

@DataCouchbaseTest
class MyDataCouchbaseTests {

	@Autowired
	private SomeRepository repository;

	// ...

}

import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.data.couchbase.test.autoconfigure.DataCouchbaseTest

@DataCouchbaseTest
class MyDataCouchbaseTests(@Autowired val repository: SomeRepository) {

	// ...

}

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.data.elasticsearch.test.autoconfigure.DataElasticsearchTest;

@DataElasticsearchTest
class MyDataElasticsearchTests {

	@Autowired
	private SomeRepository repository;

	// ...

}

import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.data.elasticsearch.test.autoconfigure.DataElasticsearchTest

@DataElasticsearchTest
class MyDataElasticsearchTests(@Autowired val repository: SomeRepository) {

	// ...

}

import org.springframework.boot.data.jpa.test.autoconfigure.DataJpaTest;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

@DataJpaTest
@Transactional(propagation = Propagation.NOT_SUPPORTED)
class MyNonTransactionalTests {

	// ...

}

import org.springframework.boot.data.jpa.test.autoconfigure.DataJpaTest
import org.springframework.transaction.annotation.Propagation
import org.springframework.transaction.annotation.Transactional

@DataJpaTest
@Transactional(propagation = Propagation.NOT_SUPPORTED)
class MyNonTransactionalTests {

	// ...

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.data.jpa.test.autoconfigure.DataJpaTest;
import org.springframework.boot.jpa.test.autoconfigure.TestEntityManager;

import static org.assertj.core.api.Assertions.assertThat;

@DataJpaTest
class MyRepositoryTests {

	@Autowired
	private TestEntityManager entityManager;

	@Autowired
	private UserRepository repository;

	@Test
	void testExample() {
		this.entityManager.persist(new User("sboot", "1234"));
		User user = this.repository.findByUsername("sboot");
		assertThat(user.getUsername()).isEqualTo("sboot");
		assertThat(user.getEmployeeNumber()).isEqualTo("1234");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.data.jpa.test.autoconfigure.DataJpaTest
import org.springframework.boot.jpa.test.autoconfigure.TestEntityManager

@DataJpaTest
class MyRepositoryTests(@Autowired val entityManager: TestEntityManager, @Autowired val repository: UserRepository) {

	@Test
	fun testExample() {
		entityManager.persist(User("sboot", "1234"))
		val user = repository.findByUsername("sboot")
		assertThat(user?.username).isEqualTo("sboot")
		assertThat(user?.employeeNumber).isEqualTo("1234")
	}

}

import org.springframework.boot.data.jpa.test.autoconfigure.DataJpaTest;
import org.springframework.boot.jdbc.test.autoconfigure.AutoConfigureTestDatabase;
import org.springframework.boot.jdbc.test.autoconfigure.AutoConfigureTestDatabase.Replace;

@DataJpaTest
@AutoConfigureTestDatabase(replace = Replace.NONE)
class MyRepositoryTests {

	// ...

}

import org.springframework.boot.jdbc.test.autoconfigure.AutoConfigureTestDatabase
import org.springframework.boot.data.jpa.test.autoconfigure.DataJpaTest

@DataJpaTest
@AutoConfigureTestDatabase(replace = AutoConfigureTestDatabase.Replace.NONE)
class MyRepositoryTests {

	// ...

}

import org.springframework.boot.jdbc.test.autoconfigure.JdbcTest;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

@JdbcTest
@Transactional(propagation = Propagation.NOT_SUPPORTED)
class MyTransactionalTests {

}

import org.springframework.boot.jdbc.test.autoconfigure.JdbcTest
import org.springframework.transaction.annotation.Propagation
import org.springframework.transaction.annotation.Transactional

@JdbcTest
@Transactional(propagation = Propagation.NOT_SUPPORTED)
class MyTransactionalTests

import org.jooq.DSLContext;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.jooq.test.autoconfigure.JooqTest;

@JooqTest
class MyJooqTests {

	@Autowired
	private DSLContext dslContext;

	// ...

}

import org.jooq.DSLContext
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.jooq.test.autoconfigure.JooqTest

@JooqTest
class MyJooqTests(@Autowired val dslContext: DSLContext) {

	// ...

}

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.data.mongodb.test.autoconfigure.DataMongoTest;
import org.springframework.data.mongodb.core.MongoTemplate;

@DataMongoTest
class MyDataMongoDbTests {

	@Autowired
	private MongoTemplate mongoTemplate;

	// ...

}

import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.data.mongodb.test.autoconfigure.DataMongoTest
import org.springframework.data.mongodb.core.MongoTemplate

@DataMongoTest
class MyDataMongoDbTests(@Autowired val mongoTemplate: MongoTemplate) {

	// ...

}

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.data.neo4j.test.autoconfigure.DataNeo4jTest;

@DataNeo4jTest
class MyDataNeo4jTests {

	@Autowired
	private SomeRepository repository;

	// ...

}

import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.data.neo4j.test.autoconfigure.DataNeo4jTest

@DataNeo4jTest
class MyDataNeo4jTests(@Autowired val repository: SomeRepository) {

	// ...

}

import org.springframework.boot.data.neo4j.test.autoconfigure.DataNeo4jTest;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

@DataNeo4jTest
@Transactional(propagation = Propagation.NOT_SUPPORTED)
class MyDataNeo4jTests {

}

import org.springframework.boot.data.neo4j.test.autoconfigure.DataNeo4jTest
import org.springframework.transaction.annotation.Propagation
import org.springframework.transaction.annotation.Transactional

@DataNeo4jTest
@Transactional(propagation = Propagation.NOT_SUPPORTED)
class MyDataNeo4jTests

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.data.redis.test.autoconfigure.DataRedisTest;

@DataRedisTest
class MyDataRedisTests {

	@Autowired
	private SomeRepository repository;

	// ...

}

import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.data.redis.test.autoconfigure.DataRedisTest

@DataRedisTest
class MyDataRedisTests(@Autowired val repository: SomeRepository) {

	// ...

}

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.data.ldap.test.autoconfigure.DataLdapTest;
import org.springframework.ldap.core.LdapTemplate;

@DataLdapTest
class MyDataLdapTests {

	@Autowired
	private LdapTemplate ldapTemplate;

	// ...

}

import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.data.ldap.test.autoconfigure.DataLdapTest
import org.springframework.ldap.core.LdapTemplate

@DataLdapTest
class MyDataLdapTests(@Autowired val ldapTemplate: LdapTemplate) {

	// ...

}

import org.springframework.boot.data.ldap.test.autoconfigure.DataLdapTest;
import org.springframework.boot.ldap.autoconfigure.embedded.EmbeddedLdapAutoConfiguration;

@DataLdapTest(excludeAutoConfiguration = EmbeddedLdapAutoConfiguration.class)
class MyDataLdapTests {

	// ...

}

import org.springframework.boot.ldap.autoconfigure.embedded.EmbeddedLdapAutoConfiguration
import org.springframework.boot.data.ldap.test.autoconfigure.DataLdapTest

@DataLdapTest(excludeAutoConfiguration = [EmbeddedLdapAutoConfiguration::class])
class MyDataLdapTests {

	// ...

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.restclient.test.autoconfigure.RestClientTest;
import org.springframework.http.MediaType;
import org.springframework.test.web.client.MockRestServiceServer;

import static org.assertj.core.api.Assertions.assertThat;
import static org.springframework.test.web.client.match.MockRestRequestMatchers.requestTo;
import static org.springframework.test.web.client.response.MockRestResponseCreators.withSuccess;

@RestClientTest(org.springframework.boot.docs.testing.springbootapplications.autoconfiguredrestclient.RemoteVehicleDetailsService.class)
class MyRestTemplateServiceTests {

	@Autowired
	private RemoteVehicleDetailsService service;

	@Autowired
	private MockRestServiceServer server;

	@Test
	void getVehicleDetailsWhenResultIsSuccessShouldReturnDetails() {
		this.server.expect(requestTo("/greet/details")).andRespond(withSuccess("hello", MediaType.TEXT_PLAIN));
		String greeting = this.service.callRestService();
		assertThat(greeting).isEqualTo("hello");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.restclient.test.autoconfigure.RestClientTest
import org.springframework.http.MediaType
import org.springframework.test.web.client.MockRestServiceServer
import org.springframework.test.web.client.match.MockRestRequestMatchers
import org.springframework.test.web.client.response.MockRestResponseCreators

@RestClientTest(RemoteVehicleDetailsService::class)
class MyRestTemplateServiceTests(
	@Autowired val service: RemoteVehicleDetailsService,
	@Autowired val server: MockRestServiceServer) {

	@Test
	fun getVehicleDetailsWhenResultIsSuccessShouldReturnDetails() {
		server.expect(MockRestRequestMatchers.requestTo("/greet/details"))
			.andRespond(MockRestResponseCreators.withSuccess("hello", MediaType.TEXT_PLAIN))
		val greeting = service.callRestService()
		assertThat(greeting).isEqualTo("hello")
	}

}

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.restclient.test.autoconfigure.RestClientTest;
import org.springframework.http.MediaType;
import org.springframework.test.web.client.MockRestServiceServer;

import static org.assertj.core.api.Assertions.assertThat;
import static org.springframework.test.web.client.match.MockRestRequestMatchers.requestTo;
import static org.springframework.test.web.client.response.MockRestResponseCreators.withSuccess;

@RestClientTest(RemoteVehicleDetailsService.class)
class MyRestClientServiceTests {

	@Autowired
	private RemoteVehicleDetailsService service;

	@Autowired
	private MockRestServiceServer server;

	@Test
	void getVehicleDetailsWhenResultIsSuccessShouldReturnDetails() {
		this.server.expect(requestTo("https://example.com/greet/details"))
			.andRespond(withSuccess("hello", MediaType.TEXT_PLAIN));
		String greeting = this.service.callRestService();
		assertThat(greeting).isEqualTo("hello");
	}

}

import org.assertj.core.api.Assertions.assertThat
import org.junit.jupiter.api.Test
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.restclient.test.autoconfigure.RestClientTest
import org.springframework.http.MediaType
import org.springframework.test.web.client.MockRestServiceServer
import org.springframework.test.web.client.match.MockRestRequestMatchers
import org.springframework.test.web.client.response.MockRestResponseCreators

@RestClientTest(RemoteVehicleDetailsService::class)
class MyRestClientServiceTests(
	@Autowired val service: RemoteVehicleDetailsService,
	@Autowired val server: MockRestServiceServer) {

	@Test
	fun getVehicleDetailsWhenResultIsSuccessShouldReturnDetails() {
		server.expect(MockRestRequestMatchers.requestTo("https://example.com/greet/details"))
			.andRespond(MockRestResponseCreators.withSuccess("hello", MediaType.TEXT_PLAIN))
		val greeting = service.callRestService()
		assertThat(greeting).isEqualTo("hello")
	}

}

import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
import org.springframework.boot.integration.autoconfigure.IntegrationAutoConfiguration;
import org.springframework.boot.jdbc.test.autoconfigure.JdbcTest;

@JdbcTest
@ImportAutoConfiguration(IntegrationAutoConfiguration.class)
class MyJdbcTests {

}

import org.springframework.boot.autoconfigure.ImportAutoConfiguration
import org.springframework.boot.integration.autoconfigure.IntegrationAutoConfiguration
import org.springframework.boot.jdbc.test.autoconfigure.JdbcTest

@JdbcTest
@ImportAutoConfiguration(IntegrationAutoConfiguration::class)
class MyJdbcTests

import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.data.mongodb.config.EnableMongoAuditing;

@SpringBootApplication
@EnableMongoAuditing
public class MyApplication {

	// ...

}

import org.springframework.boot.autoconfigure.SpringBootApplication
import org.springframework.data.mongodb.config.EnableMongoAuditing

@SpringBootApplication
@EnableMongoAuditing
class MyApplication {

	// ...

}

import org.springframework.context.annotation.Configuration;
import org.springframework.data.mongodb.config.EnableMongoAuditing;

@Configuration(proxyBeanMethods = false)
@EnableMongoAuditing
public class MyMongoConfiguration {

	// ...

}

import org.springframework.context.annotation.Configuration
import org.springframework.data.mongodb.config.EnableMongoAuditing

@Configuration(proxyBeanMethods = false)
@EnableMongoAuditing
class MyMongoConfiguration {

	// ...

}

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Configuration(proxyBeanMethods = false)
public class MyWebConfiguration {

	@Bean
	public WebMvcConfigurer testConfigurer() {
		return new WebMvcConfigurer() {
			// ...
		};
	}

}

import org.springframework.context.annotation.Bean
import org.springframework.context.annotation.Configuration
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer

@Configuration(proxyBeanMethods = false)
class MyWebConfiguration {

	@Bean
	fun testConfigurer(): WebMvcConfigurer {
		return object : WebMvcConfigurer {
			// ...
		}
	}

}

import org.springframework.stereotype.Component;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Component
public class MyWebMvcConfigurer implements WebMvcConfigurer {

	// ...

}

import org.springframework.stereotype.Component
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer

@Component
class MyWebMvcConfigurer : WebMvcConfigurer {

	// ...

}

import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.ComponentScan;

@SpringBootApplication
@ComponentScan({ "com.example.app", "com.example.another" })
public class MyApplication {

	// ...

}

import org.springframework.boot.autoconfigure.SpringBootApplication
import org.springframework.context.annotation.ComponentScan

@SpringBootApplication
@ComponentScan("com.example.app", "com.example.another")
class MyApplication {

	// ...

}