added testing for a Book functionality

docker-compose.yml

@@ -33,7 +33,7 @@ services:
       SPRING_DATASOURCE_USERNAME: "${MYSQLDB_USER}"
       SPRING_DATASOURCE_PASSWORD: "${MYSQLDB_PASSWORD}"
       SPRING_JPA_PROPERTIES_HIBERNATE_DIALECT: "org.hibernate.dialect.MySQL8Dialect"
-      JAVA_TOOL_OPTIONS: "-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:5005"
+      JAVA_TOOL_OPTIONS: "-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:${DEBUG_PORT}"
     depends_on:
       mysqldb:
         condition: service_healthy

pom.xml

@@ -19,11 +19,35 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <lombok.mapstruct.binding.version>0.2.0</lombok.mapstruct.binding.version>
         <mapstruct.version>1.5.5.Final</mapstruct.version>
+        <testcontainers.version>1.20.6</testcontainers.version>
         <jjwt.version>0.12.6</jjwt.version>
         <liquibase.version>4.27.0</liquibase.version>
         <lombok.version>1.18.32</lombok.version>
     </properties>
     <dependencies>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>testcontainers</artifactId>
+            <version>${testcontainers.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.security</groupId>
+            <artifactId>spring-security-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <version>${testcontainers.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>mysql</artifactId>
+            <version>${testcontainers.version}</version>
+            <scope>test</scope>
+        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-data-jpa</artifactId>

src/main/java/mate/academy/bookshop/dto/book/BookDto.java

@@ -3,8 +3,10 @@
 import java.math.BigDecimal;
 import java.util.Set;
 import lombok.Data;
+import lombok.experimental.Accessors;
 
 @Data
+@Accessors(chain = true)
 public class BookDto {
     private Long id;
 

src/main/java/mate/academy/bookshop/dto/book/BookDtoWithoutCategoryIds.java

@@ -2,8 +2,10 @@
 
 import java.math.BigDecimal;
 import lombok.Data;
+import lombok.experimental.Accessors;
 
 @Data
+@Accessors(chain = true)
 public class BookDtoWithoutCategoryIds {
     private Long id;
 

src/main/java/mate/academy/bookshop/dto/book/CreateBookRequestDto.java

@@ -7,10 +7,12 @@
 import java.math.BigDecimal;
 import java.util.List;
 import lombok.Data;
+import lombok.experimental.Accessors;
 import org.hibernate.validator.constraints.ISBN;
 import org.hibernate.validator.constraints.URL;
 
 @Data
+@Accessors(chain = true)
 public class CreateBookRequestDto {
     @NotNull
     @Size(min = 1, max = 100,

src/main/java/mate/academy/bookshop/dto/category/CategoryRequestDto.java

@@ -3,8 +3,10 @@
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.Size;
 import lombok.Data;
+import lombok.experimental.Accessors;
 
 @Data
+@Accessors(chain = true)
 public class CategoryRequestDto {
     @NotBlank
     @Size(min = 2, max = 100,

src/main/java/mate/academy/bookshop/dto/category/CategoryResponseDto.java

@@ -1,8 +1,10 @@
 package mate.academy.bookshop.dto.category;
 
 import lombok.Data;
+import lombok.experimental.Accessors;
 
 @Data
+@Accessors(chain = true)
 public class CategoryResponseDto {
     private Long id;
 

src/main/java/mate/academy/bookshop/exceptions/EntityNotFoundException.java

@@ -1,5 +1,9 @@
 package mate.academy.bookshop.exceptions;
 
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(HttpStatus.NOT_FOUND)
 public class EntityNotFoundException extends RuntimeException {
     public EntityNotFoundException(String message) {
         super(message);

src/test/java/mate/academy/bookshop/config/CustomMySqlContainer.java

@@ -0,0 +1,33 @@
+package mate.academy.bookshop.config;
+
+import org.testcontainers.containers.MySQLContainer;
+
+public class CustomMySqlContainer extends MySQLContainer<CustomMySqlContainer> {
+    private static final String IMAGE_VERSION = "mysql:8.0";
+    private static CustomMySqlContainer container;
+
+    private CustomMySqlContainer() {
+        super(IMAGE_VERSION);
+    }
+
+    public static CustomMySqlContainer getInstance() {
+        if (container == null) {
+            container = new CustomMySqlContainer();
+        }
+        return container;
+    }
+
+    @Override
+    public void start() {
+        super.start();
+        System.setProperty("TEST_DB_URL", container.getJdbcUrl());
+        System.setProperty("TEST_DB_USERNAME", container.getUsername());
+        System.setProperty("TEST_DB_PASSWORD", container.getPassword());
+    }
+
+    @Override
+    public void stop() {
+        super.stop();
+    }
+}
+