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@Test
void testDeleteFile_Success() throws Exception {
    // Arrange
    when(awsS3ClientBuilderService.createAwsS3Client(anyString(), anyString(), any(Regions.class)))
            .thenReturn(s3Client);
    doNothing().when(s3Client).deleteObject(anyString(), anyString());

    // Act
    boolean result = fileMgmtService.delete(AppTestConstants.BUCKET, AppTestConstants.FILENAME);

    // Assert
    assertTrue(result, "File should be deleted successfully");
    verify(s3Client, times(1)).deleteObject(AppTestConstants.BUCKET, AppTestConstants.FILENAME);
    verify(awsS3ClientBuilderService, times(1)).shutdown(s3Client);
}