// 01234567890123456789012345
s1 = _T("abcdefgABCDEFGabcABCabcABC");
s2 = _T("gAB");
+ s3 = _T("ab");
is_nom( s1.rfind(_T('A')), 23u );
is_nom( s1.rfind(_T('A'), 7), 7u );
is_nom( s1.rfind(s2), 6u );
is_nom( s1.rfind(s2, 5), wxString::npos );
is_nom( s1.rfind(s2, 6), 6u );
+ is_nom( s1.rfind(s3, 1), 0u );
// resize
s1 = s2 = s3 = s4 = _T("abcABCdefDEF");