Refactor test imports (#3170)

# Description of Changes

Please provide a summary of the changes, including:

Refactor test imports and update Gradle file to include all Java files
from the src directory

---

## Checklist

### General

- [x] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [x] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md)
(if applicable)
- [x] I have performed a self-review of my own code
- [x] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md#6-testing)
for more details.

src/test/java/stirling/software/SPDF/utils/WebResponseUtilsTest.java

@@ -1,5 +1,12 @@
 package stirling.software.SPDF.utils;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.fail;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.junit.jupiter.api.Test;
 import org.springframework.http.HttpHeaders;
@@ -8,11 +15,6 @@ import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.mock.web.MockMultipartFile;
 
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-
-import static org.junit.jupiter.api.Assertions.*;
-
 public class WebResponseUtilsTest {
 
     @Test
@@ -22,7 +24,8 @@ public class WebResponseUtilsTest {
             baos.write("Sample PDF content".getBytes());
             String docName = "sample.pdf";
 
-            ResponseEntity<byte[]> responseEntity = WebResponseUtils.boasToWebResponse(baos, docName);
+            ResponseEntity<byte[]> responseEntity =
+                    WebResponseUtils.boasToWebResponse(baos, docName);
 
             assertNotNull(responseEntity);
             assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
@@ -32,7 +35,8 @@ public class WebResponseUtilsTest {
             assertNotNull(headers);
             assertEquals(MediaType.APPLICATION_PDF, headers.getContentType());
             assertNotNull(headers.getContentDisposition());
-            //assertEquals("attachment; filename=\"sample.pdf\"", headers.getContentDisposition().toString());
+            // assertEquals("attachment; filename=\"sample.pdf\"",
+            // headers.getContentDisposition().toString());
 
         } catch (IOException e) {
             fail("Exception thrown: " + e.getMessage());
@@ -43,9 +47,11 @@ public class WebResponseUtilsTest {
     public void testMultiPartFileToWebResponse() {
         try {
             byte[] fileContent = "Sample file content".getBytes();
-            MockMultipartFile file = new MockMultipartFile("file", "sample.txt", "text/plain", fileContent);
+            MockMultipartFile file =
+                    new MockMultipartFile("file", "sample.txt", "text/plain", fileContent);
 
-            ResponseEntity<byte[]> responseEntity = WebResponseUtils.multiPartFileToWebResponse(file);
+            ResponseEntity<byte[]> responseEntity =
+                    WebResponseUtils.multiPartFileToWebResponse(file);
 
             assertNotNull(responseEntity);
             assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
@@ -68,7 +74,8 @@ public class WebResponseUtilsTest {
             String docName = "sample.txt";
             MediaType mediaType = MediaType.TEXT_PLAIN;
 
-            ResponseEntity<byte[]> responseEntity = WebResponseUtils.bytesToWebResponse(bytes, docName, mediaType);
+            ResponseEntity<byte[]> responseEntity =
+                    WebResponseUtils.bytesToWebResponse(bytes, docName, mediaType);
 
             assertNotNull(responseEntity);
             assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
@@ -79,7 +86,6 @@ public class WebResponseUtilsTest {
             assertEquals(MediaType.TEXT_PLAIN, headers.getContentType());
             assertNotNull(headers.getContentDisposition());
 
-
         } catch (IOException e) {
             fail("Exception thrown: " + e.getMessage());
         }
@@ -92,7 +98,8 @@ public class WebResponseUtilsTest {
             document.addPage(new org.apache.pdfbox.pdmodel.PDPage());
             String docName = "sample.pdf";
 
-            ResponseEntity<byte[]> responseEntity = WebResponseUtils.pdfDocToWebResponse(document, docName);
+            ResponseEntity<byte[]> responseEntity =
+                    WebResponseUtils.pdfDocToWebResponse(document, docName);
 
             assertNotNull(responseEntity);
             assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
@@ -103,7 +110,6 @@ public class WebResponseUtilsTest {
             assertEquals(MediaType.APPLICATION_PDF, headers.getContentType());
             assertNotNull(headers.getContentDisposition());
 
-
         } catch (IOException e) {
             fail("Exception thrown: " + e.getMessage());
         }