Added test methods without implementation

pom.xml

@@ -113,6 +113,29 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-docker-compose</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <version>5.10.2</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>mysql</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <version>1.19.8</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-core</artifactId>
+            <version>5.12.0</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
     <build>
         <plugins>

src/test/java/mate/academy/bookstore/container/MySqlTestContainer.java

@@ -0,0 +1,32 @@
+package mate.academy.bookstore.container;
+
+import org.testcontainers.containers.MySQLContainer;
+
+public class MySqlTestContainer extends MySQLContainer<MySqlTestContainer> {
+    private static final String DB_IMAGE = "mysql:8";
+
+    private static MySqlTestContainer mysqlContainer;
+
+    private MySqlTestContainer() {
+        super(DB_IMAGE);
+    }
+
+    public static synchronized MySqlTestContainer getInstance() {
+        if (mysqlContainer == null) {
+            mysqlContainer = new MySqlTestContainer();
+        }
+        return mysqlContainer;
+    }
+
+    @Override
+    public void start() {
+        super.start();
+        System.setProperty("TEST_DB_URL", mysqlContainer.getJdbcUrl());
+        System.setProperty("TEST_DB_USERNAME", mysqlContainer.getUsername());
+        System.setProperty("TEST_DB_PASSWORD", mysqlContainer.getPassword());
+    }
+
+    @Override
+    public void stop() {
+    }
+}

src/test/java/mate/academy/bookstore/controller/BookControllerTest.java

@@ -0,0 +1,74 @@
+package mate.academy.bookstore.controller;
+
+import org.junit.jupiter.api.Test;
+
+class BookControllerTest {
+
+    @Test
+    void getAll_ValidRequest_True() {
+    }
+
+    @Test
+    void getAll_InvalidRequest_False() {
+    }
+
+    @Test
+    void getBookById_ValidId_True() {
+    }
+
+    @Test
+    void getBookById_InvalidId_False() {
+    }
+
+    @Test
+    void getBookById_NullId_False() {
+    }
+
+    @Test
+    void createBook_ValidBook_True() {
+    }
+
+    @Test
+    void createBook_InvalidBook_False() {
+    }
+
+    @Test
+    void createBook_NullBook_False() {
+    }
+
+    @Test
+    void updateBook_ValidBook_True() {
+    }
+
+    @Test
+    void updateBook_InvalidBook_False() {
+    }
+
+    @Test
+    void updateBook_NullBook_False() {
+    }
+
+    @Test
+    void deleteBook_ValidId_True() {
+    }
+
+    @Test
+    void deleteBook_InvalidId_False() {
+    }
+
+    @Test
+    void deleteBook_NullId_False() {
+    }
+
+    @Test
+    void searchBook_ValidCriteria_True() {
+    }
+
+    @Test
+    void searchBook_InvalidCriteria_False() {
+    }
+
+    @Test
+    void searchBook_EmptyCriteria_False() {
+    }
+}

src/test/java/mate/academy/bookstore/controller/CategoryControllerTest.java

@@ -0,0 +1,74 @@
+package mate.academy.bookstore.controller;
+
+import org.junit.jupiter.api.Test;
+
+class CategoryControllerTest {
+
+    @Test
+    void createCategory_ValidCategory_True() {
+    }
+
+    @Test
+    void createCategory_InvalidCategory_False() {
+    }
+
+    @Test
+    void createCategory_NullCategory_False() {
+    }
+
+    @Test
+    void getAll_ValidRequest_True() {
+    }
+
+    @Test
+    void getAll_InvalidRequest_False() {
+    }
+
+    @Test
+    void getCategoryById_ValidId_True() {
+    }
+
+    @Test
+    void getCategoryById_InvalidId_False() {
+    }
+
+    @Test
+    void getCategoryById_NullId_False() {
+    }
+
+    @Test
+    void updateCategory_ValidCategory_True() {
+    }
+
+    @Test
+    void updateCategory_InvalidCategory_False() {
+    }
+
+    @Test
+    void updateCategory_NullCategory_False() {
+    }
+
+    @Test
+    void deleteCategory_ValidId_True() {
+    }
+
+    @Test
+    void deleteCategory_InvalidId_False() {
+    }
+
+    @Test
+    void deleteCategory_NullId_False() {
+    }
+
+    @Test
+    void getBooksByCategoryId_ValidId_True() {
+    }
+
+    @Test
+    void getBooksByCategoryId_InvalidId_False() {
+    }
+
+    @Test
+    void getBooksByCategoryId_NullId_False() {
+    }
+}

src/test/java/mate/academy/bookstore/repository/book/BookRepositoryTest.java

@@ -0,0 +1,64 @@
+package mate.academy.bookstore.repository.book;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
+
+@DataJpaTest
+class BookRepositoryTest {
+
+    @Autowired
+    private BookRepository bookRepository;
+
+    @Test
+    void findAllBooks_ValidRequest_True() {
+    }
+
+    @Test
+    void findAllBooks_InvalidRequest_False() {
+    }
+
+    @Test
+    void findBookByIsbn_GivenValidIsbn_True() {
+    }
+
+    @Test
+    void findBookByIsbn_GivenInvalidIsbn_False() {
+    }
+
+    @Test
+    void findBookByIsbn_EmptyIsbn_False() {
+    }
+
+    @Test
+    void findBookByIsbn_NullIsbn_False() {
+    }
+
+    @Test
+    void findAllBooksByCategoryId_ValidCategoryId_True() {
+    }
+
+    @Test
+    void findAllBooksByCategoryId_InvalidCategoryId_False() {
+    }
+
+    @Test
+    void findAllBooksByCategoryId_EmptyCategoryId_False() {
+    }
+
+    @Test
+    void findAllBooksByCategoryId_NullCategoryId_False() {
+    }
+
+    @Test
+    void findAllBooks_NoBooksInRepository_False() {
+    }
+
+    @Test
+    void findAllBooksByCategoryId_CategoryHasNoBooks_False() {
+    }
+
+    @Test
+    void findBookByIsbn_ValidIsbnBookNotInRepository_False() {
+    }
+}

src/test/java/mate/academy/bookstore/repository/category/CategoryRepositoryTest.java

@@ -0,0 +1,49 @@
+package mate.academy.bookstore.repository.category;
+
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.jdbc.AutoConfigureTestDatabase;
+import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
+import org.springframework.test.context.jdbc.Sql;
+
+@DataJpaTest
+@AutoConfigureTestDatabase(replace = AutoConfigureTestDatabase.Replace.NONE)
+class CategoryRepositoryTest {
+    private static final String DELETE_DATA_FROM_DB = "classpath:database/delete-data-from-db.sql";
+    private static final String INSERT_DATA_INTO_DB = "classpath:database/insert-data-into-db.sql";
+
+    @Autowired
+    private CategoryRepository categoryRepository;
+
+    @Test
+    @DisplayName("Find a book by name")
+    @Sql(scripts = {DELETE_DATA_FROM_DB, INSERT_DATA_INTO_DB},
+            executionPhase = Sql.ExecutionPhase.BEFORE_TEST_METHOD)
+    void findByName_ValidName_True() {
+    }
+
+    @Test
+    void findByName_InvalidName_False() {
+    }
+
+    @Test
+    void findByName_EmptyName_False() {
+    }
+
+    @Test
+    void findByName_NullName_False() {
+    }
+
+    @Test
+    void findByName_NameWithDifferentCase_False() {
+    }
+
+    @Test
+    void findByName_SpecialCharactersInName_False() {
+    }
+
+    @Test
+    void findByName_MultipleCategoriesWithSameName_True() {
+    }
+}