4 if ($ENV{'PERL_CORE'}){
10 use Test::More tests => 8;
15 use overload '""' => 'stringify';
19 return bless [shift, 0], $class;
24 $self->[1] = ! $self->[1];
26 utf8::downgrade($self->[0]);
28 utf8::upgrade($self->[0]);
36 foreach my $t ("ASCII", "B\366se") {
37 my $length = length $t;
39 my $u = UTF8Field->new($t);
40 is (length $u, $length, "length of '$t'");
41 is (length $u, $length, "length of '$t'");
42 is (length $u, $length, "length of '$t'");
43 is (length $u, $length, "length of '$t'");