| 1 | BEGIN { |
| 2 | chdir 't' if -d 't'; |
| 3 | @INC = '../lib'; |
| 4 | require './test.pl'; |
| 5 | } |
| 6 | |
| 7 | plan tests => 20; |
| 8 | |
| 9 | my $a = chr(0x100); |
| 10 | |
| 11 | is(ord($a), 0x100, "ord sanity check"); |
| 12 | is(length($a), 1, "length sanity check"); |
| 13 | is(substr($a, 0, 1), "\x{100}", "substr sanity check"); |
| 14 | is(index($a, "\x{100}"), 0, "index sanity check"); |
| 15 | is(rindex($a, "\x{100}"), 0, "rindex sanity check"); |
| 16 | is(bytes::length($a), 2, "bytes::length sanity check"); |
| 17 | is(bytes::chr(0x100), chr(0), "bytes::chr sanity check"); |
| 18 | |
| 19 | { |
| 20 | use bytes; |
| 21 | my $b = chr(0x100); # affected by 'use bytes' |
| 22 | is(ord($b), 0, "chr truncates under use bytes"); |
| 23 | is(length($b), 1, "length truncated under use bytes"); |
| 24 | is(bytes::ord($b), 0, "bytes::ord truncated under use bytes"); |
| 25 | is(bytes::length($b), 1, "bytes::length truncated under use bytes"); |
| 26 | is(bytes::substr($b, 0, 1), "\0", "bytes::substr truncated under use bytes"); |
| 27 | } |
| 28 | |
| 29 | my $c = chr(0x100); |
| 30 | |
| 31 | { |
| 32 | use bytes; |
| 33 | if (ord('A') == 193) { # EBCDIC? |
| 34 | is(ord($c), 0x8c, "ord under use bytes looks at the 1st byte"); |
| 35 | } else { |
| 36 | is(ord($c), 0xc4, "ord under use bytes looks at the 1st byte"); |
| 37 | } |
| 38 | is(length($c), 2, "length under use bytes looks at bytes"); |
| 39 | is(bytes::length($c), 2, "bytes::length under use bytes looks at bytes"); |
| 40 | if (ord('A') == 193) { # EBCDIC? |
| 41 | is(bytes::ord($c), 0x8c, "bytes::ord under use bytes looks at the 1st byte"); |
| 42 | } else { |
| 43 | is(bytes::ord($c), 0xc4, "bytes::ord under use bytes looks at the 1st byte"); |
| 44 | } |
| 45 | is(bytes::substr($c, 0, 1), "\xc4", "bytes::substr under use bytes looks at bytes"); |
| 46 | is(bytes::index($c, "\x80"), 1, "bytes::index under use bytes looks at bytes"); |
| 47 | is(bytes::rindex($c, "\xc4"), 0, "bytes::rindex under use bytes looks at bytes"); |
| 48 | } |
| 49 | |
| 50 | { |
| 51 | fresh_perl_like ('use bytes; bytes::moo()', |
| 52 | qr/Undefined subroutine bytes::moo/, {stderr=>1}, |
| 53 | "Check Carp is loaded for AUTOLOADing errors") |
| 54 | } |