@Test
public void testValid()
{

    FileResource frA = new FileResource( "My_Checklist.pdf", "application/pdf", 324, "", FileResourceDomain.DATA_VALUE );
    FileResource frB = new FileResource( "Evaluation.docx", "application/vnd.openxmlformats-officedocument.wordprocessingml.document", 541, "", FileResourceDomain.MESSAGE_ATTACHMENT );
    FileResource frC = new FileResource( "FinancialReport.xlsx", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", 143, "", FileResourceDomain.DATA_VALUE );
    assertTrue( FileResourceBlocklist.isValid( frA ) );
    assertTrue( FileResourceBlocklist.isValid( frB ) );
    assertTrue( FileResourceBlocklist.isValid( frC ) );
}