Fix errors

src/main/java/com/linkurlshorter/urlshortener/exception/ErrorResponse.java

@@ -11,5 +11,5 @@ public record ErrorResponse(
         LocalDateTime dateTime,
         int statusCode,
         String message,
-        String exceptionMessage
+        String path
 ) {}

src/main/java/com/linkurlshorter/urlshortener/exception/GlobalExceptionHandler.java

@@ -1,16 +1,14 @@
 package com.linkurlshorter.urlshortener.exception;
 
 import com.linkurlshorter.urlshortener.auth.exception.EmailAlreadyTakenException;
-import com.linkurlshorter.urlshortener.link.NoLinkFoundByIdException;
-import com.linkurlshorter.urlshortener.security.ForbiddenException;
+import com.linkurlshorter.urlshortener.link.*;
 import com.linkurlshorter.urlshortener.user.NoSuchEmailFoundException;
 import com.linkurlshorter.urlshortener.user.NoUserFoundByEmailException;
 import com.linkurlshorter.urlshortener.user.NoUserFoundByIdException;
 import com.linkurlshorter.urlshortener.user.NullEmailException;
-import org.apache.coyote.BadRequestException;
+import jakarta.servlet.http.HttpServletRequest;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
-import org.springframework.security.authentication.BadCredentialsException;
 import org.springframework.security.core.AuthenticationException;
 import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ControllerAdvice;
@@ -30,13 +28,16 @@ public class GlobalExceptionHandler {
      * Handles method argument validation errors and invalid request errors (400).
      * Returns a response with status 400 and the corresponding error message.
      *
-     * @param exception method argument validation error
+     * @param ex method argument validation error
      * @return {@link ResponseEntity} object with the appropriate status and error message
      */
-    @ExceptionHandler({MethodArgumentNotValidException.class, BadRequestException.class})
-    public ResponseEntity<Object> handleMethodArgumentNotValid(MethodArgumentNotValidException exception) {
-        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.BAD_REQUEST, "Validation failed!",
-                Objects.requireNonNull(exception.getFieldError()).getDefaultMessage());
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    public ResponseEntity<Object> handleMethodArgumentNotValid(
+            MethodArgumentNotValidException ex, HttpServletRequest request) {
+        ErrorResponse errorResponse = buildErrorResponse(
+                HttpStatus.BAD_REQUEST,
+                Objects.requireNonNull(ex.getFieldError()).getDefaultMessage(),
+                request.getRequestURI());
         return ResponseEntity.badRequest().body(errorResponse);
     }
 
@@ -47,11 +48,11 @@ public ResponseEntity<Object> handleMethodArgumentNotValid(MethodArgumentNotVali
      * @param ex null email error
      * @return {@link ResponseEntity} object with the corresponding status and error message
      */
-    //TODO: write tests for this exception
     @ExceptionHandler(NullEmailException.class)
-    public ResponseEntity<Object> handleNullEmailException(NullEmailException ex) {
+    public ResponseEntity<Object> handleNullEmailException(
+            NullEmailException ex, HttpServletRequest request) {
         ErrorResponse errorResponse = buildErrorResponse(HttpStatus.BAD_REQUEST,
-                "Email provided is null, so request can not be processed!", ex.getMessage());
+                ex.getMessage(), request.getRequestURI());
         return ResponseEntity.badRequest().body(errorResponse);
     }
 
@@ -62,9 +63,10 @@ public ResponseEntity<Object> handleNullEmailException(NullEmailException ex) {
      * @return {@link ResponseEntity} containing the error response for authentication failure
      */
     @ExceptionHandler(AuthenticationException.class)
-    public ResponseEntity<Object> handleAuthenticationException(AuthenticationException ex) {
+    public ResponseEntity<Object> handleAuthenticationException(
+            AuthenticationException ex, HttpServletRequest request) {
         ErrorResponse errorResponse = buildErrorResponse(HttpStatus.UNAUTHORIZED,
-                "Authentication failed!", ex.getMessage());
+                ex.getMessage(), request.getRequestURI());
         return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(errorResponse);
     }
 
@@ -75,93 +77,85 @@ public ResponseEntity<Object> handleAuthenticationException(AuthenticationExcept
      * @return {@link ResponseEntity} containing the error response for email already taken
      */
     @ExceptionHandler(EmailAlreadyTakenException.class)
-    public ResponseEntity<Object> handleEmailAlreadyTakenException(EmailAlreadyTakenException ex) {
+    public ResponseEntity<Object> handleEmailAlreadyTakenException(
+            EmailAlreadyTakenException ex, HttpServletRequest request) {
         ErrorResponse errorResponse = buildErrorResponse(HttpStatus.BAD_REQUEST,
-                "Email already taken!", ex.getMessage());
+                ex.getMessage(), request.getRequestURI());
         return ResponseEntity.badRequest().body(errorResponse);
     }
 
-    /**
-     * Handles bad credentials (401) errors.
-     * Returns a response with a 401 status and the corresponding error message.
-     *
-     * @param ex bad credentials error
-     * @return {@link ResponseEntity} object with the corresponding status and error message
-     */
-    @ExceptionHandler(BadCredentialsException.class)
-    public ResponseEntity<Object> handleBadCredentialsException(BadCredentialsException ex) {
-        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.UNAUTHORIZED,
-                "Bad Credentials!", ex.getMessage());
-        return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(errorResponse);
-    }
-
-    /**
-     * Handles denied access (403) errors.
-     * Returns a response with a 403 status and the corresponding error message.
-     *
-     * @param ex denied access error
-     * @return {@link ResponseEntity} object with the corresponding status and error message
-     */
-
     /**
      * Handles no resource (404) exceptions for different types of requests.
      * Returns a response with a 404 status and the corresponding error message.
      *
      * @param ex missing resource exception
      * @return {@link ResponseEntity} object with the corresponding status and error message
      */
-    @ExceptionHandler({NoSuchEmailFoundException.class, NoUserFoundByEmailException.class, NoUserFoundByIdException.class})
-    public ResponseEntity<Object> handleNotFoundExceptions(Exception ex) {
-        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.NOT_FOUND, "Email Not Found!",
-                ex.getMessage());
+    @ExceptionHandler({NoSuchEmailFoundException.class,
+            NoUserFoundByEmailException.class, NoUserFoundByIdException.class})
+    public ResponseEntity<Object> handleNotFoundExceptions(
+            RuntimeException ex, HttpServletRequest request) {
+        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.NOT_FOUND,
+                ex.getMessage(), request.getRequestURI());
         return ResponseEntity.status(HttpStatus.NOT_FOUND).body(errorResponse);
     }
 
-    /**
-     * Handles general exceptions (500).
-     * Returns a response with status 500 and the corresponding error message.
-     *
-     * @param ex general exception
-     * @return {@link ResponseEntity} object with the appropriate status and error message
-     */
-    @ExceptionHandler({Exception.class})
-    public ResponseEntity<Object> handleInternalServerError(Exception ex) {
-        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.INTERNAL_SERVER_ERROR,
-                "Internal Server Error!", ex.getMessage());
-        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(errorResponse);
-    }
-
     /**
      * Creates an error response object.
      *
-     * @param status           status of the error
-     * @param message          error message
-     * @param exceptionMessage exception message
+     * @param status     status of the error
+     * @param message    error message
+     * @param requestURI request URL
      * @return an {@link ErrorResponse} object with the appropriate data
      */
-    private ErrorResponse buildErrorResponse(HttpStatus status, String message, String exceptionMessage) {
-        return new ErrorResponse(LocalDateTime.now(), status.value(), message, exceptionMessage);
+    private ErrorResponse buildErrorResponse(HttpStatus status, String message, String requestURI) {
+        return new ErrorResponse(LocalDateTime.now(), status.value(), message, requestURI);
     }
     /**
      * Handles Forbidden (403) exceptions for different types of requests.
      * Returns a response with a 403 status and the corresponding error message.
      *
      * @param ex      forbidden exception
+     * @param request HttpServletRequest object representing the HTTP request
      * @return {@link ResponseEntity} object with the corresponding status and error message
      */
     @ExceptionHandler(ForbiddenException.class)
     public ResponseEntity<Object> handleForbiddenException(
-            ForbiddenException ex) {
-        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.FORBIDDEN, "Operation forbidden!",
-                ex.getMessage());
+            ForbiddenException ex, HttpServletRequest request) {
+        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.FORBIDDEN,
+                ex.getMessage(), request.getRequestURI());
         return ResponseEntity.status(HttpStatus.FORBIDDEN).body(errorResponse);
     }
     @ExceptionHandler(NoLinkFoundByIdException.class)
     public ResponseEntity<Object> handleNoLinkFoundByIdException(
-            NoLinkFoundByIdException ex) {
-        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.NOT_FOUND,"No link by provided id found",
-                ex.getMessage());
+            NoLinkFoundByIdException ex, HttpServletRequest request) {
+        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.NOT_FOUND,
+                ex.getMessage(), request.getRequestURI());
         return ResponseEntity.status(HttpStatus.NOT_FOUND).body(errorResponse);
     }
+
+    @ExceptionHandler(DeletedLinkException.class)
+    public ResponseEntity<Object> handleDeletedLinkException(
+            DeletedLinkException ex, HttpServletRequest request) {
+        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.BAD_REQUEST,
+                ex.getMessage(), request.getRequestURI());
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(errorResponse);
+    }
+
+    @ExceptionHandler(LinkStatusException.class)
+    public ResponseEntity<Object> handleLinkStatusException(
+            LinkStatusException ex, HttpServletRequest request) {
+        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.BAD_REQUEST,
+                ex.getMessage(), request.getRequestURI());
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(errorResponse);
+    }
+
+    @ExceptionHandler(InternalServerLinkException.class)
+    public ResponseEntity<Object> handleInternalServerLinkException(
+            InternalServerLinkException ex, HttpServletRequest request) {
+        ErrorResponse errorResponse = buildErrorResponse(HttpStatus.INTERNAL_SERVER_ERROR,
+                ex.getMessage(), request.getRequestURI());
+        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(errorResponse);
+    }
 }
 

src/main/java/com/linkurlshorter/urlshortener/security/ForbiddenException.java → src/main/java/com/linkurlshorter/urlshortener/link/ForbiddenException.java

@@ -1,4 +1,4 @@
-package com.linkurlshorter.urlshortener.security;
+package com.linkurlshorter.urlshortener.link;
 
 public class ForbiddenException extends RuntimeException {
 

src/main/java/com/linkurlshorter/urlshortener/link/LinkController.java

@@ -1,6 +1,5 @@
 package com.linkurlshorter.urlshortener.link;
 
-import com.linkurlshorter.urlshortener.security.ForbiddenException;
 import com.linkurlshorter.urlshortener.user.User;
 import com.linkurlshorter.urlshortener.user.UserService;
 import io.swagger.v3.oas.annotations.Operation;

src/main/java/com/linkurlshorter/urlshortener/link/LinkService.java

@@ -1,5 +1,6 @@
 package com.linkurlshorter.urlshortener.link;
 
+import com.linkurlshorter.urlshortener.user.User;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
@@ -41,10 +42,8 @@ public Link update(Link link) {
         if (Objects.isNull(link)) {
             throw new NullLinkPropertyException();
         }
-//TODO:test for delete
-        if (findByShortLink(link.getShortLink()).getStatus() == LinkStatus.DELETED) {
-            throw new DeletedLinkException();
-        }
+
+        throwIfDeleted(link);
         return linkRepository.save(link);
     }
 
@@ -134,7 +133,6 @@ public void deleteById(UUID id) {
      * @throws NoLinkFoundByShortLinkException If no link was found by the short link.
      * @throws NullLinkPropertyException       If the found link does not have the ACTIVE status.
      */
-    //TODO: tests for this method
     public Link findByExistUniqueLink(String shortLink) {
         Link existingLink = linkRepository.findByShortLink(shortLink).orElseThrow(NoLinkFoundByShortLinkException::new);
         if (existingLink.getStatus() == LinkStatus.ACTIVE) {
@@ -143,4 +141,16 @@ public Link findByExistUniqueLink(String shortLink) {
             throw new NullLinkPropertyException();
         }
     }
+
+    /**
+     * Throws a DeletedLinkException if the link has been marked as deleted.
+     *
+     * @param link The link entity to check.
+     * @throws DeletedLinkException If the link has been marked as deleted.
+     */
+    private void throwIfDeleted(Link link) {
+        if (findByShortLink(link.getShortLink()).getStatus() == LinkStatus.DELETED) {
+            throw new DeletedLinkException();
+        }
+    }
 }

src/main/java/com/linkurlshorter/urlshortener/user/UserController.java

@@ -78,7 +78,6 @@ public ResponseEntity<UserModifyingResponse> changePassword(@RequestBody @Valid
     public ResponseEntity<UserModifyingResponse> changeEmail(@RequestBody @Valid ChangeUserEmailRequest emailRequest) {
         Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
         String newEmail = emailRequest.getNewEmail();
-        //TODO: test for this exception
         if (userService.existsByEmail(newEmail)) {
             throw new EmailAlreadyTakenException(newEmail);
         }

src/test/java/com/linkurlshorter/urlshortener/auth/AuthControllerIntegrationTest.java

@@ -22,7 +22,6 @@
 import org.testcontainers.junit.jupiter.Testcontainers;
 
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
-import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
 /**
@@ -59,9 +58,9 @@ void loginSuccessfulTest() throws Exception {
         this.mockMvc.perform(MockMvcRequestBuilders.post(baseUrl + "login")
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(objectMapper.writeValueAsString(authRequest)))
-                .andExpect(status().isOk())
-                .andExpect(jsonPath("$.message").value("User logged in successfully!"))
-                .andExpect(jsonPath("$.jwtToken").exists());
+                .andExpect(MockMvcResultMatchers.status().isOk())
+                .andExpect(MockMvcResultMatchers.jsonPath("$.message").value("User logged in successfully!"))
+                .andExpect(MockMvcResultMatchers.jsonPath("$.jwtToken").exists());
     }
 
     /**
@@ -72,12 +71,12 @@ void loginSuccessfulTest() throws Exception {
     @Test
     void loginFailedWhenUserDoesNotExistTest() throws Exception {
         authRequest = new AuthRequest("[email protected]", "Pass1234");
-        this.mockMvc.perform(post(baseUrl + "login")
+        this.mockMvc.perform(MockMvcRequestBuilders.post(baseUrl + "login")
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(objectMapper.writeValueAsString(authRequest)))
-                .andExpect(status().is4xxClientError())
-                .andExpect(jsonPath("$.statusCode").value(401))
-                .andExpect(jsonPath("$.message").value("Authentication failed!"));
+                .andExpect(MockMvcResultMatchers.status().is4xxClientError())
+                .andExpect(MockMvcResultMatchers.jsonPath("$.statusCode").value(401))
+                .andExpect(MockMvcResultMatchers.jsonPath("$.message").value("No user by provided email found"));
     }
 
     /**
@@ -88,12 +87,12 @@ void loginFailedWhenUserDoesNotExistTest() throws Exception {
     @Test
     void loginFailedWhenPasswordDoesNotMatchTest() throws Exception {
         authRequest = new AuthRequest("[email protected]", "Pass12345");
-        this.mockMvc.perform(post(baseUrl + "login")
+        this.mockMvc.perform(MockMvcRequestBuilders.post(baseUrl + "login")
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(objectMapper.writeValueAsString(authRequest)))
                 .andExpect(MockMvcResultMatchers.status().is4xxClientError())
-                .andExpect(jsonPath("$.statusCode").value(401))
-                .andExpect(jsonPath("$.message").value("Bad Credentials!"));
+                .andExpect(MockMvcResultMatchers.jsonPath("$.statusCode").value(401))
+                .andExpect(MockMvcResultMatchers.jsonPath("$.message").value("Bad credentials"));
     }
 
     /**
@@ -110,8 +109,10 @@ void loginFailedWhenInvalidPasswordGivenTest(String password) throws Exception {
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(objectMapper.writeValueAsString(authRequest)))
                 .andExpect(status().is4xxClientError())
-                .andExpect(jsonPath("$.statusCode").value(400))
-                .andExpect(jsonPath("$.message").value("Validation failed!"));
+                .andExpect(MockMvcResultMatchers.jsonPath("$.statusCode").value(400))
+                .andExpect(MockMvcResultMatchers.jsonPath("$.message").value("Password " +
+                        "must be at least 8 characters long and contain at least one digit, one uppercase letter, " +
+                        "and one lowercase letter. No spaces are allowed."));
     }
 
     /**
@@ -133,8 +134,8 @@ void loginFailedWhenInvalidEmailGivenTest(String email) throws Exception {
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(objectMapper.writeValueAsString(authRequest)))
                 .andExpect(status().is4xxClientError())
-                .andExpect(jsonPath("$.statusCode").value(400))
-                .andExpect(jsonPath("$.message").value("Validation failed!"));
+                .andExpect(MockMvcResultMatchers.jsonPath("$.statusCode").value(400))
+                .andExpect(MockMvcResultMatchers.jsonPath("$.message").value("Email address entered incorrectly!"));
     }
 
     /**
@@ -167,8 +168,10 @@ void registerFailedWhenInvalidPasswordGivenTest(String password) throws Exceptio
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(objectMapper.writeValueAsString(authRequest)))
                 .andExpect(status().is4xxClientError())
-                .andExpect(jsonPath("$.statusCode").value(400))
-                .andExpect(jsonPath("$.message").value("Validation failed!"));
+                .andExpect(MockMvcResultMatchers.jsonPath("$.statusCode").value(400))
+                .andExpect(MockMvcResultMatchers.jsonPath("$.message").value("Password " +
+                        "must be at least 8 characters long and contain at least one digit, one uppercase letter, " +
+                        "and one lowercase letter. No spaces are allowed."));
     }
 
     /**
@@ -190,7 +193,7 @@ void registerFailedWhenInvalidEmailGivenTest(String email) throws Exception {
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(objectMapper.writeValueAsString(authRequest)))
                 .andExpect(status().is4xxClientError())
-                .andExpect(jsonPath("$.statusCode").value(400))
-                .andExpect(jsonPath("$.message").value("Validation failed!"));
+                .andExpect(MockMvcResultMatchers.jsonPath("$.statusCode").value(400))
+                .andExpect(MockMvcResultMatchers.jsonPath("$.message").value("Email address entered incorrectly!"));
     }
-}
+}