fixed multiple file upload errors

flight/net/Request.php

@@ -477,7 +477,7 @@ class Request
      */
     public function getUploadedFiles(): array
     {
-        $files = [];
+        $uploadedFiles = [];
         $correctedFilesArray = $this->reArrayFiles($this->files);
         foreach ($correctedFilesArray as $keyName => $files) {
             foreach ($files as $file) {
@@ -489,14 +489,14 @@ class Request
                     $file['error']
                 );
                 if (count($files) > 1) {
-                    $files[$keyName][] = $UploadedFile;
+                    $uploadedFiles[$keyName][] = $UploadedFile;
                 } else {
-                    $files[$keyName] = $UploadedFile;
+                    $uploadedFiles[$keyName] = $UploadedFile;
                 }
             }
         }
 
-        return $files;
+        return $uploadedFiles;
     }
 
     /**

tests/RequestTest.php

@@ -330,31 +330,57 @@ class RequestTest extends TestCase
 
     public function testGetMultiFileUpload(): void
     {
-        $_FILES['files'] = [
+        // Arrange: Setup multiple file upload arrays
+        $_FILES['files_1'] = [
             'name' => ['file1.txt', 'file2.txt'],
             'type' => ['text/plain', 'text/plain'],
             'size' => [123, 456],
             'tmp_name' => ['/tmp/php123', '/tmp/php456'],
             'error' => [0, 0]
         ];
+        $_FILES['files_2'] = [
+            'name' => ['file3.txt', 'file4.txt'],
+            'type' => ['text/html', 'application/json'],
+            'size' => [789, 321],
+            'tmp_name' => ['/tmp/php789', '/tmp/php321'],
+            'error' => [0, 0]
+        ];
 
+        // Act
         $request = new Request();
+        $uploadedFiles = $request->getUploadedFiles();
 
-        $files = $request->getUploadedFiles()['files'];
+        // Assert: Verify first file group
+        $firstGroup = $uploadedFiles['files_1'] ?? [];
+        $this->assertCount(2, $firstGroup, 'First file group should contain 2 files');
 
-        $this->assertCount(2, $files);
+        $this->assertUploadedFile($firstGroup[0], 'file1.txt', 'text/plain', 123, '/tmp/php123', 0);
+        $this->assertUploadedFile($firstGroup[1], 'file2.txt', 'text/plain', 456, '/tmp/php456', 0);
 
-        $this->assertEquals('file1.txt', $files[0]->getClientFilename());
-        $this->assertEquals('text/plain', $files[0]->getClientMediaType());
-        $this->assertEquals(123, $files[0]->getSize());
-        $this->assertEquals('/tmp/php123', $files[0]->getTempName());
-        $this->assertEquals(0, $files[0]->getError());
+        // Assert: Verify second file group
+        $secondGroup = $uploadedFiles['files_2'] ?? [];
+        $this->assertCount(2, $secondGroup, 'Second file group should contain 2 files');
+
+        $this->assertUploadedFile($secondGroup[0], 'file3.txt', 'text/html', 789, '/tmp/php789', 0);
+        $this->assertUploadedFile($secondGroup[1], 'file4.txt', 'application/json', 321, '/tmp/php321', 0);
+    }
 
-        $this->assertEquals('file2.txt', $files[1]->getClientFilename());
-        $this->assertEquals('text/plain', $files[1]->getClientMediaType());
-        $this->assertEquals(456, $files[1]->getSize());
-        $this->assertEquals('/tmp/php456', $files[1]->getTempName());
-        $this->assertEquals(0, $files[1]->getError());
+    /**
+     * Helper method to assert uploaded file properties
+     */
+    private function assertUploadedFile(
+        $file,
+        string $expectedName,
+        string $expectedType,
+        int $expectedSize,
+        string $expectedTmpName,
+        int $expectedError
+    ): void {
+        $this->assertEquals($expectedName, $file->getClientFilename());
+        $this->assertEquals($expectedType, $file->getClientMediaType());
+        $this->assertEquals($expectedSize, $file->getSize());
+        $this->assertEquals($expectedTmpName, $file->getTempName());
+        $this->assertEquals($expectedError, $file->getError());
     }
 
     public function testUrlWithAtSymbol(): void