diff options
Diffstat (limited to 'lib/feature/unicode_strings.t')
| -rw-r--r-- | lib/feature/unicode_strings.t | 106 |
1 files changed, 58 insertions, 48 deletions
diff --git a/lib/feature/unicode_strings.t b/lib/feature/unicode_strings.t index 2a2ee1d394..7e557b2bc7 100644 --- a/lib/feature/unicode_strings.t +++ b/lib/feature/unicode_strings.t @@ -27,37 +27,40 @@ my @posix_to_lower = my @latin1_to_title = @posix_to_upper; -# Override the elements in the to_lower arrays that have different lower case -# mappings -for my $i (0x41 .. 0x5A) { - $posix_to_lower[$i] = chr(ord($posix_to_lower[$i]) + 32); - $latin1_to_lower[$i] = chr(ord($latin1_to_lower[$i]) + 32); +# Override the elements in the to_lower arrays that have different standard +# lower case mappings. (standard meaning they are 32 numbers apart) +for my $i (0x41 .. 0x5A, 0xC0 .. 0xD6, 0xD8 .. 0xDE) { + my $upper_ord = ord_latin1_to_native $i; + my $lower_ord = ord_latin1_to_native($i + 32); + + $latin1_to_lower[$upper_ord] = chr($lower_ord); + + next if $i > 127; + + $posix_to_lower[$upper_ord] = chr($lower_ord); } # Same for upper and title -for my $i (0x61 .. 0x7A) { - $posix_to_upper[$i] = chr(ord($posix_to_upper[$i]) - 32); - $latin1_to_upper[$i] = chr(ord($latin1_to_upper[$i]) - 32); - $posix_to_title[$i] = chr(ord($posix_to_title[$i]) - 32); - $latin1_to_title[$i] = chr(ord($latin1_to_title[$i]) - 32); -} +for my $i (0x61 .. 0x7A, 0xE0 .. 0xF6, 0xF8 .. 0xFE) { + my $lower_ord = ord_latin1_to_native $i; + my $upper_ord = ord_latin1_to_native($i - 32); -# And the same for those in the latin1 range -for my $i (0xC0 .. 0xD6, 0xD8 .. 0xDE) { - $latin1_to_lower[$i] = chr(ord($latin1_to_lower[$i]) + 32); -} -for my $i (0xE0 .. 0xF6, 0xF8 .. 0xFE) { - $latin1_to_upper[$i] = chr(ord($latin1_to_upper[$i]) - 32); - $latin1_to_title[$i] = chr(ord($latin1_to_title[$i]) - 32); + $latin1_to_upper[$lower_ord] = chr($upper_ord); + $latin1_to_title[$lower_ord] = chr($upper_ord); + + next if $i > 127; + + $posix_to_upper[$lower_ord] = chr($upper_ord); + $posix_to_title[$lower_ord] = chr($upper_ord); } # Override the abnormal cases. -$latin1_to_upper[0xB5] = chr(0x39C); -$latin1_to_title[0xB5] = chr(0x39C); -$latin1_to_upper[0xDF] = 'SS'; -$latin1_to_title[0xDF] = 'Ss'; -$latin1_to_upper[0xFF] = chr(0x178); -$latin1_to_title[0xFF] = chr(0x178); +$latin1_to_upper[ord_latin1_to_native 0xB5] = chr(0x39C); +$latin1_to_title[ord_latin1_to_native 0xB5] = chr(0x39C); +$latin1_to_upper[ord_latin1_to_native 0xDF] = 'SS'; +$latin1_to_title[ord_latin1_to_native 0xDF] = 'Ss'; +$latin1_to_upper[ord_latin1_to_native 0xFF] = chr(0x178); +$latin1_to_title[ord_latin1_to_native 0xFF] = chr(0x178); my $repeat = 25; # Length to make strings. @@ -71,8 +74,8 @@ $cyrillic{'uc'} = chr(0x42F) x $repeat; $cyrillic{'lc'} = chr(0x44F) x $repeat; my %latin1; -$latin1{'uc'} = chr(0xD8) x $repeat; -$latin1{'lc'} = chr(0xF8) x $repeat; +$latin1{'uc'} = chr(ord_latin1_to_native 0xD8) x $repeat; +$latin1{'lc'} = chr(ord_latin1_to_native 0xF8) x $repeat; my %empty; $empty{'lc'} = $empty{'uc'} = ""; @@ -142,31 +145,38 @@ for my $prefix (\%empty, \%posix, \%cyrillic, \%latin1) { } } -# In this section test that \w, \s, and \b work correctly. These are the only -# character classes affected by this pragma. +# In this section test that \w, \s, and \b (and complements) work correctly. +# These are the only character classes affected by this pragma. Above ASCII +# range Latin-1 characters are in \w and \s iff the pragma is on. -# Boolean if w[$i] is a \w character +# Construct the expected full Latin1 values without using anything we're +# testing. All these were determined manually by looking in the manual. +# Boolean: is w[$i] a \w character? my @w = (0) x 256; -@w[0x30 .. 0x39] = (1) x 10; # 0-9 -@w[0x41 .. 0x5a] = (1) x 26; # A-Z -@w[0x61 .. 0x7a] = (1) x 26; # a-z -$w[0x5F] = 1; # _ -$w[0xAA] = 1; # FEMININE ORDINAL INDICATOR -$w[0xB5] = 1; # MICRO SIGN -$w[0xBA] = 1; # MASCULINE ORDINAL INDICATOR -@w[0xC0 .. 0xD6] = (1) x 23; # various -@w[0xD8 .. 0xF6] = (1) x 31; # various -@w[0xF8 .. 0xFF] = (1) x 8; # various - -# Boolean if s[$i] is a \s character +for my $i ( 0x30 .. 0x39, # 0-9 + 0x41 .. 0x5a, # A-Z + 0x61 .. 0x7a, # a-z + 0x5F, # _ + 0xAA, # FEMININE ORDINAL INDICATOR + 0xB5, # MICRO SIGN + 0xBA, # MASCULINE ORDINAL INDICATOR + 0xC0 .. 0xD6, # various + 0xD8 .. 0xF6, # various + 0xF8 .. 0xFF, # various + ) +{ + $w[ord_latin1_to_native $i] = 1; +} + +# Boolean: is s[$i] a \s character? my @s = (0) x 256; -$s[0x09] = 1; # Tab -$s[0x0A] = 1; # LF -$s[0x0C] = 1; # FF -$s[0x0D] = 1; # CR -$s[0x20] = 1; # SPACE -$s[0x85] = 1; # NEL -$s[0xA0] = 1; # NO BREAK SPACE +$s[ord_latin1_to_native 0x09] = 1; # Tab +$s[ord_latin1_to_native 0x0A] = 1; # LF +$s[ord_latin1_to_native 0x0C] = 1; # FF +$s[ord_latin1_to_native 0x0D] = 1; # CR +$s[ord_latin1_to_native 0x20] = 1; # SPACE +$s[ord_latin1_to_native 0x85] = 1; # NEL +$s[ord_latin1_to_native 0xA0] = 1; # NO BREAK SPACE for my $i (0 .. 255) { my $char = chr($i); |