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trevorgowingKevinGilmore
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BAEL-2736 rest assured spring mock mvc (eugenp#6466)
* Include rest-assured.spring-mock-mvc dependency BAEL-2736 * Rest Assured Spring Mock MVC Tests BAEL-2736
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‎testing-modules/rest-assured/pom.xml‎

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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-json</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<dependency>
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<groupId>joda-time</groupId>
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<artifactId>joda-time</artifactId>
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<artifactId>joda-time</artifactId>
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</dependency>
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<dependency>
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<artifactId>wiremock</artifactId>
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<version>${wiremock.version}</version>
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</dependency>
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<dependency>
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<groupId>io.rest-assured</groupId>
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<artifactId>rest-assured</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>io.rest-assured</groupId>
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<artifactId>json-schema-validator</artifactId>
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</dependency>
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<dependency>
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<groupId>com.github.fge</groupId>
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<artifactId>json-schema-validator</artifactId>
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<artifactId>commons-collections</artifactId>
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<version>${commons-collections.version}</version>
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</dependency>
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<!-- Rest Assured Dependencies-->
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<dependency>
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<groupId>io.rest-assured</groupId>
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<artifactId>rest-assured</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>io.rest-assured</groupId>
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<artifactId>spring-mock-mvc</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>io.rest-assured</groupId>
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<artifactId>json-schema-validator</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<properties>

‎testing-modules/rest-assured/src/main/java/com/baeldung/restassured/learner/Course.java‎

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package com.baeldung.restassured.learner;
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class Course {
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private String code;
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public Course() {
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}
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Course(String code) {
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this.code = code;
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}
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String getCode() {
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return code;
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}
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}

‎testing-modules/rest-assured/src/main/java/com/baeldung/restassured/learner/CourseController.java‎

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package com.baeldung.restassured.learner;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import java.util.Collection;
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import static org.springframework.http.MediaType.APPLICATION_JSON_UTF8_VALUE;
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@RestController
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@RequestMapping(path = "/courses")
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public class CourseController {
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private final CourseService courseService;
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public CourseController(CourseService courseService) {
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this.courseService = courseService;
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}
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@GetMapping(produces = APPLICATION_JSON_UTF8_VALUE)
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public Collection<Course> getCourses() {
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return courseService.getCourses();
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}
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@GetMapping(path = "/{code}", produces = APPLICATION_JSON_UTF8_VALUE)
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public Course getCourse(@PathVariable String code) {
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return courseService.getCourse(code);
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}
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}

‎testing-modules/rest-assured/src/main/java/com/baeldung/restassured/learner/CourseControllerExceptionHandler.java‎

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package com.baeldung.restassured.learner;
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import org.springframework.http.HttpStatus;
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import org.springframework.web.bind.annotation.ControllerAdvice;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.bind.annotation.ResponseStatus;
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import org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler;
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@ControllerAdvice(assignableTypes = CourseController.class)
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public class CourseControllerExceptionHandler extends ResponseEntityExceptionHandler {
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@ResponseStatus(HttpStatus.NOT_FOUND)
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@ExceptionHandler(CourseNotFoundException.class)
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@SuppressWarnings("ThrowablePrintedToSystemOut")
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public void handleCourseNotFoundException(CourseNotFoundException cnfe) {
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System.out.println(cnfe);
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}
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}

‎testing-modules/rest-assured/src/main/java/com/baeldung/restassured/learner/CourseNotFoundException.java‎

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package com.baeldung.restassured.learner;
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class CourseNotFoundException extends RuntimeException {
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CourseNotFoundException(String code) {
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super(code);
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}
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}

‎testing-modules/rest-assured/src/main/java/com/baeldung/restassured/learner/CourseService.java‎

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package com.baeldung.restassured.learner;
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import org.springframework.stereotype.Service;
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import java.util.Collection;
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import java.util.Map;
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import java.util.Optional;
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import java.util.concurrent.ConcurrentHashMap;
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@Service
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class CourseService {
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private static final Map<String, Course> COURSE_MAP = new ConcurrentHashMap<>();
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static {
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Course wizardry = new Course("Wizardry");
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COURSE_MAP.put(wizardry.getCode(), wizardry);
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}
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Collection<Course> getCourses() {
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return COURSE_MAP.values();
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}
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Course getCourse(String code) {
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return Optional.ofNullable(COURSE_MAP.get(code)).orElseThrow(() -> new CourseNotFoundException(code));
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}
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}

‎testing-modules/rest-assured/src/test/java/com/baeldung/restassured/learner/CourseControllerIntegrationTest.java‎

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package com.baeldung.restassured.learner;
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import static io.restassured.module.mockmvc.RestAssuredMockMvc.given;
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import static org.springframework.boot.test.context.SpringBootTest.WebEnvironment.RANDOM_PORT;
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import static org.springframework.http.HttpStatus.NOT_FOUND;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.test.context.junit4.SpringRunner;
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import org.springframework.web.context.WebApplicationContext;
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import io.restassured.module.mockmvc.RestAssuredMockMvc;
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@RunWith(SpringRunner.class)
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@SpringBootTest(webEnvironment = RANDOM_PORT)
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public class CourseControllerIntegrationTest {
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@Autowired
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private WebApplicationContext webApplicationContext;
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@Before
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public void initialiseRestAssuredMockMvcWebApplicationContext() {
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RestAssuredMockMvc.webAppContextSetup(webApplicationContext);
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}
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@Test
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public void givenNoMatchingCourseCodeWhenGetCourseThenRespondWithStatusNotFound() {
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String nonMatchingCourseCode = "nonMatchingCourseCode";
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given()
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.when()
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.get("/courses/" + nonMatchingCourseCode)
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.then()
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.log().ifValidationFails()
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.statusCode(NOT_FOUND.value());
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}
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}

‎testing-modules/rest-assured/src/test/java/com/baeldung/restassured/learner/CourseControllerUnitTest.java‎

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package com.baeldung.restassured.learner;
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import io.restassured.module.mockmvc.RestAssuredMockMvc;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.mockito.InjectMocks;
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import org.mockito.Mock;
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import org.mockito.junit.MockitoJUnitRunner;
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import java.util.Collections;
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import static io.restassured.http.ContentType.JSON;
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import static io.restassured.module.mockmvc.RestAssuredMockMvc.given;
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import static org.hamcrest.Matchers.equalTo;
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import static org.hamcrest.Matchers.is;
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import static org.mockito.Mockito.when;
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import static org.springframework.http.HttpStatus.NOT_FOUND;
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import static org.springframework.http.HttpStatus.OK;
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@RunWith(MockitoJUnitRunner.class)
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public class CourseControllerUnitTest {
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@Mock
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private CourseService courseService;
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@InjectMocks
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private CourseController courseController;
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@InjectMocks
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private CourseControllerExceptionHandler courseControllerExceptionHandler;
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@Before
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public void initialiseRestAssuredMockMvcStandalone() {
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RestAssuredMockMvc.standaloneSetup(courseController, courseControllerExceptionHandler);
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}
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@Test
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public void givenNoExistingCoursesWhenGetCoursesThenRespondWithStatusOkAndEmptyArray() {
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when(courseService.getCourses()).thenReturn(Collections.emptyList());
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given()
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.when()
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.get("/courses")
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.then()
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.log().ifValidationFails()
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.statusCode(OK.value())
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.contentType(JSON)
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.body(is(equalTo("[]")));
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}
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@Test
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public void givenNoMatchingCoursesWhenGetCoursesThenRespondWithStatusNotFound() {
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String nonMatchingCourseCode = "nonMatchingCourseCode";
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when(courseService.getCourse(nonMatchingCourseCode)).thenThrow(new CourseNotFoundException(nonMatchingCourseCode));
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given()
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.when()
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.get("/courses/" + nonMatchingCourseCode)
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.then()
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.log().ifValidationFails()
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.statusCode(NOT_FOUND.value());
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}
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}

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