From f3faf9234e1d365c8bc9ac4a11316795b4b67b2b Mon Sep 17 00:00:00 2001 From: Alejandro Gervasio Date: Mon, 28 Jan 2019 00:27:43 -0300 Subject: [PATCH] Initial Commit (#6202) --- .../validation/application/Application.java | 27 ++++++++ .../controllers/UserController.java | 52 ++++++++++++++ .../validation/application/entities/User.java | 50 ++++++++++++++ .../repositories/UserRepository.java | 8 +++ .../tests/UserControllerIntegrationTest.java | 69 +++++++++++++++++++ 5 files changed, 206 insertions(+) create mode 100644 spring-boot/src/main/java/com/baeldung/validation/application/Application.java create mode 100644 spring-boot/src/main/java/com/baeldung/validation/application/controllers/UserController.java create mode 100644 spring-boot/src/main/java/com/baeldung/validation/application/entities/User.java create mode 100644 spring-boot/src/main/java/com/baeldung/validation/application/repositories/UserRepository.java create mode 100644 spring-boot/src/test/java/com/baeldung/validation/tests/UserControllerIntegrationTest.java diff --git a/spring-boot/src/main/java/com/baeldung/validation/application/Application.java b/spring-boot/src/main/java/com/baeldung/validation/application/Application.java new file mode 100644 index 0000000000..af8f768193 --- /dev/null +++ b/spring-boot/src/main/java/com/baeldung/validation/application/Application.java @@ -0,0 +1,27 @@ +package com.baeldung.validation.application; + +import com.baeldung.validation.application.entities.User; +import com.baeldung.validation.application.repositories.UserRepository; +import org.springframework.boot.CommandLineRunner; +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.context.annotation.Bean; + +@SpringBootApplication +public class Application { + + public static void main(String[] args) { + SpringApplication.run(Application.class, args); + } + + @Bean + public CommandLineRunner run(UserRepository userRepository) throws Exception { + return (String[] args) -> { + User user1 = new User("Bob", "bob@domain.com"); + User user2 = new User("Jenny", "jenny@domain.com"); + userRepository.save(user1); + userRepository.save(user2); + userRepository.findAll().forEach(System.out::println); + }; + } +} diff --git a/spring-boot/src/main/java/com/baeldung/validation/application/controllers/UserController.java b/spring-boot/src/main/java/com/baeldung/validation/application/controllers/UserController.java new file mode 100644 index 0000000000..a4aeefb70b --- /dev/null +++ b/spring-boot/src/main/java/com/baeldung/validation/application/controllers/UserController.java @@ -0,0 +1,52 @@ +package com.baeldung.validation.application.controllers; + +import com.baeldung.validation.application.entities.User; +import com.baeldung.validation.application.repositories.UserRepository; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import javax.validation.Valid; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.http.HttpStatus; +import org.springframework.http.ResponseEntity; +import org.springframework.validation.FieldError; +import org.springframework.web.bind.MethodArgumentNotValidException; +import org.springframework.web.bind.annotation.ExceptionHandler; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.PostMapping; +import org.springframework.web.bind.annotation.RequestBody; +import org.springframework.web.bind.annotation.ResponseStatus; +import org.springframework.web.bind.annotation.RestController; + +@RestController +public class UserController { + + private final UserRepository userRepository; + + @Autowired + public UserController(UserRepository userRepository) { + this.userRepository = userRepository; + } + + @GetMapping("/users") + public List getUsers() { + return (List) userRepository.findAll(); + } + + @PostMapping("/users") + ResponseEntity addUser(@Valid @RequestBody User user) { + return ResponseEntity.ok("User is valid"); + } + + @ResponseStatus(HttpStatus.BAD_REQUEST) + @ExceptionHandler(MethodArgumentNotValidException.class) + public Map handleValidationExceptions(MethodArgumentNotValidException ex) { + Map errors = new HashMap<>(); + ex.getBindingResult().getAllErrors().forEach((error) -> { + String fieldName = ((FieldError) error).getField(); + String errorMessage = error.getDefaultMessage(); + errors.put(fieldName, errorMessage); + }); + return errors; + } +} diff --git a/spring-boot/src/main/java/com/baeldung/validation/application/entities/User.java b/spring-boot/src/main/java/com/baeldung/validation/application/entities/User.java new file mode 100644 index 0000000000..529368f132 --- /dev/null +++ b/spring-boot/src/main/java/com/baeldung/validation/application/entities/User.java @@ -0,0 +1,50 @@ +package com.baeldung.validation.application.entities; + +import javax.persistence.Entity; +import javax.persistence.GeneratedValue; +import javax.persistence.GenerationType; +import javax.persistence.Id; +import javax.persistence.Table; +import javax.validation.constraints.NotBlank; + +@Entity +public class User { + + @Id + @GeneratedValue(strategy = GenerationType.AUTO) + private long id; + + @NotBlank(message = "Name is mandatory") + private String name; + + @NotBlank(message = "Email is mandatory") + private String email; + + public User(){} + + public User(String name, String email) { + this.name = name; + this.email = email; + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } + + public String getEmail() { + return email; + } + + public void setEmail(String email) { + this.email = email; + } + + @Override + public String toString() { + return "User{" + "id=" + id + ", name=" + name + ", email=" + email + '}'; + } +} diff --git a/spring-boot/src/main/java/com/baeldung/validation/application/repositories/UserRepository.java b/spring-boot/src/main/java/com/baeldung/validation/application/repositories/UserRepository.java new file mode 100644 index 0000000000..b579addcaa --- /dev/null +++ b/spring-boot/src/main/java/com/baeldung/validation/application/repositories/UserRepository.java @@ -0,0 +1,8 @@ +package com.baeldung.validation.application.repositories; + +import com.baeldung.validation.application.entities.User; +import org.springframework.data.repository.CrudRepository; +import org.springframework.stereotype.Repository; + +@Repository +public interface UserRepository extends CrudRepository {} diff --git a/spring-boot/src/test/java/com/baeldung/validation/tests/UserControllerIntegrationTest.java b/spring-boot/src/test/java/com/baeldung/validation/tests/UserControllerIntegrationTest.java new file mode 100644 index 0000000000..265c4ec22c --- /dev/null +++ b/spring-boot/src/test/java/com/baeldung/validation/tests/UserControllerIntegrationTest.java @@ -0,0 +1,69 @@ +package com.baeldung.validation.tests; + +import com.baeldung.validation.application.controllers.UserController; +import com.baeldung.validation.application.repositories.UserRepository; +import java.nio.charset.Charset; +import static org.assertj.core.api.Assertions.assertThat; +import org.hamcrest.core.Is; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc; +import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest; +import org.springframework.boot.test.mock.mockito.MockBean; +import org.springframework.http.MediaType; +import org.springframework.test.context.junit4.SpringRunner; +import org.springframework.test.web.servlet.MockMvc; +import org.springframework.test.web.servlet.request.MockMvcRequestBuilders; +import org.springframework.test.web.servlet.result.MockMvcResultMatchers; + +@RunWith(SpringRunner.class) +@WebMvcTest +@AutoConfigureMockMvc +public class UserControllerIntegrationTest { + + @MockBean + private UserRepository userRepository; + + @Autowired + UserController userController; + + @Autowired + private MockMvc mockMvc; + + @Test + public void whenUserControllerInjected_thenNotNull() throws Exception { + assertThat(userController).isNotNull(); + } + + @Test + public void whenGetRequestToUsers_thenCorrectResponse() throws Exception { + mockMvc.perform(MockMvcRequestBuilders.get("/users") + .contentType(MediaType.APPLICATION_JSON_UTF8)) + .andExpect(MockMvcResultMatchers.status().isOk()) + .andExpect(MockMvcResultMatchers.content().contentType(MediaType.APPLICATION_JSON_UTF8)); + + } + + @Test + public void whenPostRequestToUsersAndValidUser_thenCorrectResponse() throws Exception { + MediaType textPlainUtf8 = new MediaType(MediaType.TEXT_PLAIN, Charset.forName("UTF-8")); + String user = "{\"name\": \"bob\", \"email\" : \"bob@domain.com\"}"; + mockMvc.perform(MockMvcRequestBuilders.post("/users") + .content(user) + .contentType(MediaType.APPLICATION_JSON_UTF8)) + .andExpect(MockMvcResultMatchers.status().isOk()) + .andExpect(MockMvcResultMatchers.content().contentType(textPlainUtf8)); + } + + @Test + public void whenPostRequestToUsersAndInValidUser_thenCorrectReponse() throws Exception { + String user = "{\"name\": \"\", \"email\" : \"bob@domain.com\"}"; + mockMvc.perform(MockMvcRequestBuilders.post("/users") + .content(user) + .contentType(MediaType.APPLICATION_JSON_UTF8)) + .andExpect(MockMvcResultMatchers.status().isBadRequest()) + .andExpect(MockMvcResultMatchers.jsonPath("$.name", Is.is("Name is mandatory"))) + .andExpect(MockMvcResultMatchers.content().contentType(MediaType.APPLICATION_JSON_UTF8)); + } +}