String.valueOf(validOtherChars) + alphabet.toUpperCase();
for (int i = 0; i < allValidChars.length(); i++) {
String str = String.valueOf(allValidChars.charAt(i));
assertTrue("Value should match: '" + str + "' in " + allValidChars +
" at position " + i, re.match(str));
}
char someInvalidChars[] = {
'`', '~', '*', '!', '<', '>', '(', ')', '[', ']', '^', '$', '|',
'?', ',', '\'', ':', '"', ';', '{', '}', '=', '+', '&', '%', '/'