checkstyle fix

driver/src/test/java/cz/muni/pa165/driver/rest/DriverServiceTest.java

@@ -3,7 +3,6 @@ package cz.muni.pa165.driver.rest;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyLong;
 import static org.mockito.BDDMockito.given;
-import static org.mockito.Mockito.doNothing;
 import static org.mockito.Mockito.when;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.delete;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
@@ -12,20 +11,15 @@ import static org.springframework.test.web.servlet.request.MockMvcRequestBuilder
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
-import cz.muni.pa165.common_library.dtos.DriverAddDto;
 import cz.muni.pa165.common_library.dtos.DriverInsightDto;
 import cz.muni.pa165.common_library.dtos.DriverResponseDto;
 import cz.muni.pa165.common_library.dtos.DriverUpdateDto;
 import cz.muni.pa165.driver.data.model.Driver;
 import cz.muni.pa165.driver.data.repository.DriverRepository;
-import cz.muni.pa165.driver.service.DriverService;
-import java.util.HashMap;
 import java.util.List;
 import java.util.Optional;
 import org.junit.jupiter.api.Assertions;
-import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
-import org.mockito.Mock;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
 import org.springframework.boot.test.context.SpringBootTest;
@@ -35,7 +29,7 @@ import org.springframework.test.web.servlet.MockMvc;
 
 @SpringBootTest
 @AutoConfigureMockMvc
-public class DriverServiceTest {
+class DriverServiceTest {
 
   @Autowired
   private MockMvc mockMvc;

driver/src/test/java/cz/muni/pa165/driver/rest/DriverTestUtil.java

@@ -6,23 +6,47 @@ import cz.muni.pa165.common_library.dtos.DriverUpdateDto;
 import cz.muni.pa165.driver.data.model.Driver;
 import java.util.HashMap;
 
+/**
+ * Util for getting driver objects.
+ */
 public class DriverTestUtil {
 
+  /**
+   * Get add driver dto.
+   *
+   * @return add driver dto object.
+   */
   public static DriverAddDto getAddDriver() {
     var driver = new DriverAddDto("Name",
         "Surname", "Nationality", new HashMap<>());
     return driver;
   }
 
+  /**
+   * Get insight driver dto.
+   *
+   * @return insight driver dto object.
+   */
   public static DriverInsightDto getInsightDriver() {
     return new DriverInsightDto(1L, "Name",
         "Surname", "Nationality", new HashMap<>());
   }
 
+  /**
+   * Get update driver dto.
+   *
+   * @return update driver dto object.
+   */
   public static DriverUpdateDto getUpdateDriver() {
     return new DriverUpdateDto("Name",
         "Surname", "Nationality", new HashMap<>());
   }
+
+  /**
+   * Get entity driver object.
+   *
+   * @return entity driver object.
+   */
   public static Driver getDaoDriver() {
     return Driver.builder()
         .name("Name")