完善章节4单元测试

chapter-4-spring-boot-validating-form-input/src/main/java/spring/boot/core/ValidatingFormInputApplication.java

@@ -1,12 +1,40 @@
 package spring.boot.core;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import spring.boot.core.domain.User;
+import spring.boot.core.domain.UserRepository;
 
 @SpringBootApplication
-public class ValidatingFormInputApplication {
+public class ValidatingFormInputApplication implements CommandLineRunner {
 
-	public static void main(String[] args) {
-		SpringApplication.run(ValidatingFormInputApplication.class, args);
-	}
+
+    private Logger LOG = LoggerFactory.getLogger(ValidatingFormInputApplication.class);
+
+    @Autowired
+    private UserRepository userRepository;
+
+    public static void main(String[] args) {
+        SpringApplication.run(ValidatingFormInputApplication.class, args);
+    }
+
+    @Override
+    public void run(String... args) throws Exception {
+        User user1 = new User("Sergey", 24, "1994-01-01");
+        User user2 = new User("Ivan", 26, "1994-01-01");
+        User user3 = new User("Adam", 31, "1994-01-01");
+        LOG.info("Inserting data in DB.");
+        userRepository.save(user1);
+        userRepository.save(user2);
+        userRepository.save(user3);
+        LOG.info("User count in DB: {}", userRepository.count());
+        LOG.info("User with ID 1: {}", userRepository.findById(1L));
+        LOG.info("Deleting user with ID 2L form DB.");
+        userRepository.deleteById(2L);
+        LOG.info("User count in DB: {}", userRepository.count());
+    }
 }

chapter-4-spring-boot-validating-form-input/src/main/java/spring/boot/core/domain/User.java

@@ -79,6 +79,15 @@ public class User implements Serializable {
         this.birthday = birthday;
     }
 
+
+    public User(String name, Integer age, String birthday) {
+        this.name = name;
+        this.age = age;
+        this.birthday = birthday;
+    }
+
+    public User() {}
+
     @Override
     public String toString() {
         return "User{" +

chapter-4-spring-boot-validating-form-input/src/main/java/spring/boot/core/web/UserController.java

@@ -103,7 +103,7 @@ public class UserController {
     /**
      * 处理 "/users/{id}" 的 GET 请求，用来删除 User 信息
      */
-    @RequestMapping(value = "/delete/{id}", method = RequestMethod.GET)
+    @RequestMapping(value = "/delete/{id}", method = RequestMethod.DELETE)
     public String deleteUser(@PathVariable Long id) {
 
         userService.delete(id);

chapter-4-spring-boot-validating-form-input/src/main/resources/application.properties

@@ -1,2 +1,15 @@
+## 开启 H2 数据库
+spring.h2.console.enabled=true
+
+## 配置 H2 数据库连接信息
+spring.datasource.url=jdbc:h2:mem:testdb  
+spring.datasource.driverClassName=org.h2.Driver  
+spring.datasource.username=sa  
+spring.datasource.password=
+
+
+
 ## 是否显示 SQL 语句
-spring.jpa.show-sql=true
+spring.jpa.show-sql=true
+hibernate.dialect=org.hibernate.dialect.H2Dialect
+hibernate.hbm2ddl.auto=create