@Test
public void testAlphaUpper() {

	assertEquals("A", AutoPageNumberUtils.asAlphaNumeric(1));
	assertEquals("Z", AutoPageNumberUtils.asAlphaNumeric(26));
	assertEquals("AA", AutoPageNumberUtils.asAlphaNumeric(27));
	assertEquals("ZZ", AutoPageNumberUtils.asAlphaNumeric(52));
	assertEquals("AAA", AutoPageNumberUtils.asAlphaNumeric(53));
	assertEquals("ZZZ", AutoPageNumberUtils.asAlphaNumeric(78));
}