#!./perl
# This file is intentionally encoded in latin-1.
BEGIN {
chdir 't';
@INC = '../lib';
require Config; import Config;
require './test.pl';
require './loc_tools.pl'; # Contains find_utf8_ctype_locale()
}
use feature qw( fc );
plan tests => 134 + 4 * 256;
is(lc(undef), "", "lc(undef) is ''");
is(lcfirst(undef), "", "lcfirst(undef) is ''");
is(uc(undef), "", "uc(undef) is ''");
is(ucfirst(undef), "", "ucfirst(undef) is ''");
{
no feature 'fc';
is(CORE::fc(undef), "", "fc(undef) is ''");
is(CORE::fc(''), "", "fc('') is ''");
local $@;
eval { fc("eeyup") };
like($@, qr/Undefined subroutine &main::fc/, "fc() throws an exception,");
{
use feature 'fc';
local $@;
eval { fc("eeyup") };
ok(!$@, "...but works after requesting the feature");
}
}
$a = "HELLO.* world";
$b = "hello.* WORLD";
is("\Q$a\E." , "HELLO\\.\\*\\ world.", '\Q\E HELLO.* world');
is("\u$a" , "HELLO\.\* world", '\u');
is("\l$a" , "hELLO\.\* world", '\l');
is("\U$a" , "HELLO\.\* WORLD", '\U');
is("\L$a" , "hello\.\* world", '\L');
is("\F$a" , "hello\.\* world", '\F');
is(quotemeta($a) , "HELLO\\.\\*\\ world", 'quotemeta');
is(ucfirst($a) , "HELLO\.\* world", 'ucfirst');
is(lcfirst($a) , "hELLO\.\* world", 'lcfirst');
is(uc($a) , "HELLO\.\* WORLD", 'uc');
is(lc($a) , "hello\.\* world", 'lc');
is(fc($a) , "hello\.\* world", 'fc');
is("\Q$b\E." , "hello\\.\\*\\ WORLD.", '\Q\E hello.* WORLD');
is("\u$b" , "Hello\.\* WORLD", '\u');
is("\l$b" , "hello\.\* WORLD", '\l');
is("\U$b" , "HELLO\.\* WORLD", '\U');
is("\L$b" , "hello\.\* world", '\L');
is("\F$b" , "hello\.\* world", '\F');
is(quotemeta($b) , "hello\\.\\*\\ WORLD", 'quotemeta');
is(ucfirst($b) , "Hello\.\* WORLD", 'ucfirst');
is(lcfirst($b) , "hello\.\* WORLD", 'lcfirst');
is(uc($b) , "HELLO\.\* WORLD", 'uc');
is(lc($b) , "hello\.\* world", 'lc');
is(fc($b) , "hello\.\* world", 'fc');
# \x{100} is LATIN CAPITAL LETTER A WITH MACRON; its bijective lowercase is
# \x{101}, LATIN SMALL LETTER A WITH MACRON.
# Which is also its foldcase.
$a = "\x{100}\x{101}Aa";
$b = "\x{101}\x{100}aA";
is("\Q$a\E." , "\x{100}\x{101}Aa.", '\Q\E \x{100}\x{101}Aa');
is("\u$a" , "\x{100}\x{101}Aa", '\u');
is("\l$a" , "\x{101}\x{101}Aa", '\l');
is("\U$a" , "\x{100}\x{100}AA", '\U');
is("\L$a" , "\x{101}\x{101}aa", '\L');
is("\F$a" , "\x{101}\x{101}aa", '\F');
is(quotemeta($a) , "\x{100}\x{101}Aa", 'quotemeta');
is(ucfirst($a) , "\x{100}\x{101}Aa", 'ucfirst');
is(lcfirst($a) , "\x{101}\x{101}Aa", 'lcfirst');
is(uc($a) , "\x{100}\x{100}AA", 'uc');
is(lc($a) , "\x{101}\x{101}aa", 'lc');
is(fc($a) , "\x{101}\x{101}aa", 'fc');
is("\Q$b\E." , "\x{101}\x{100}aA.", '\Q\E \x{101}\x{100}aA');
is("\u$b" , "\x{100}\x{100}aA", '\u');
is("\l$b" , "\x{101}\x{100}aA", '\l');
is("\U$b" , "\x{100}\x{100}AA", '\U');
is("\L$b" , "\x{101}\x{101}aa", '\L');
is("\F$b" , "\x{101}\x{101}aa", '\F');
is(quotemeta($b) , "\x{101}\x{100}aA", 'quotemeta');
is(ucfirst($b) , "\x{100}\x{100}aA", 'ucfirst');
is(lcfirst($b) , "\x{101}\x{100}aA", 'lcfirst');
is(uc($b) , "\x{100}\x{100}AA", 'uc');
is(lc($b) , "\x{101}\x{101}aa", 'lc');
is(fc($b) , "\x{101}\x{101}aa", 'fc');
# \x{DF} is LATIN SMALL LETTER SHARP S, its uppercase is SS or \x{53}\x{53};
# \x{149} is LATIN SMALL LETTER N PRECEDED BY APOSTROPHE, its uppercase is
# \x{2BC}\x{E4} or MODIFIER LETTER APOSTROPHE and N.
is(latin1_to_native("\U\x{DF}aB\x{149}cD"), latin1_to_native("SSAB\x{2BC}NCD"),
"multicharacter uppercase");
# The \x{DF} is its own lowercase, ditto for \x{149}.
# There are no single character -> multiple characters lowercase mappings.
is(latin1_to_native("\L\x{DF}aB\x{149}cD"), latin1_to_native("\x{DF}ab\x{149}cd"),
"multicharacter lowercase");
# \x{DF} is LATIN SMALL LETTER SHARP S, its foldcase is ss or \x{73}\x{73};
# \x{149} is LATIN SMALL LETTER N PRECEDED BY APOSTROPHE, its foldcase is
# \x{2BC}\x{6E} or MODIFIER LETTER APOSTROPHE and n.
# Note that is this further tested in t/uni/fold.t
is(latin1_to_native("\F\x{DF}aB\x{149}cD"), latin1_to_native("ssab\x{2BC}ncd"),
"multicharacter foldcase");
# titlecase is used for \u / ucfirst.
# \x{587} is ARMENIAN SMALL LIGATURE ECH YIWN and its titlecase is
# \x{535}\x{582} ARMENIAN CAPITAL LETTER ECH + ARMENIAN SMALL LETTER YIWN
# while its lowercase is
# \x{587} itself
# and its uppercase is
# \x{535}\x{552} ARMENIAN CAPITAL LETTER ECH + ARMENIAN CAPITAL LETTER YIWN
# The foldcase is \x{565}\x{582} ARMENIAN SMALL LETTER ECH + ARMENIAN SMALL LETTER YIWN
$a = "\x{587}";
is("\L\x{587}" , "\x{587}", "ligature lowercase");
is("\u\x{587}" , "\x{535}\x{582}", "ligature titlecase");
is("\U\x{587}" , "\x{535}\x{552}", "ligature uppercase");
is("\F\x{587}" , "\x{565}\x{582}", "ligature foldcase");
# mktables had problems where many-to-one case mappings didn't work right.
# The lib/uni/fold.t should give the fourth folding, "casefolding", a good
# workout.
# \x{01C4} is LATIN CAPITAL LETTER DZ WITH CARON
# \x{01C5} is LATIN CAPITAL LETTER D WITH SMALL LETTER Z WITH CARON
# \x{01C6} is LATIN SMALL LETTER DZ WITH CARON
# \x{03A3} is GREEK CAPITAL LETTER SIGMA
# \x{03C2} is GREEK SMALL LETTER FINAL SIGMA
# \x{03C3} is GREEK SMALL LETTER SIGMA
is(lc("\x{1C4}") , "\x{1C6}", "U+01C4 lc is U+01C6");
is(lc("\x{1C5}") , "\x{1C6}", "U+01C5 lc is U+01C6, too");
is(ucfirst("\x{3C2}") , "\x{3A3}", "U+03C2 ucfirst is U+03A3");
is(ucfirst("\x{3C3}") , "\x{3A3}", "U+03C3 ucfirst is U+03A3, too");
is(uc("\x{1C5}") , "\x{1C4}", "U+01C5 uc is U+01C4");
is(uc("\x{1C6}") , "\x{1C4}", "U+01C6 uc is U+01C4, too");
# #18107: A host of bugs involving [ul]c{,first}. AMS 20021106
$a = "\x{3c3}foo.bar"; # \x{3c3} == GREEK SMALL LETTER SIGMA.
$b = "\x{3a3}FOO.BAR"; # \x{3a3} == GREEK CAPITAL LETTER SIGMA.
($c = $b) =~ s/(\w+)/lc($1)/ge;
is($c , $a, "Using s///e to change case.");
($c = $a) =~ s/(\p{IsWord}+)/uc($1)/ge;
is($c , $b, "Using s///e to change case.");
($c = $a) =~ s/(\p{IsWord}+)/fc($1)/ge;
is($c , $a, "Using s///e to foldcase.");
($c = $b) =~ s/(\p{IsWord}+)/lcfirst($1)/ge;
is($c , "\x{3c3}FOO.bAR", "Using s///e to change case.");
($c = $a) =~ s/(\p{IsWord}+)/ucfirst($1)/ge;
is($c , "\x{3a3}foo.Bar", "Using s///e to change case.");
# #18931: perl5.8.0 bug in \U..\E processing
# Test case from Nicholas Clark.
for my $a (0,1) {
$_ = 'abcdefgh';
$_ .= chr 256;
chop;
/(.*)/;
is(uc($1), "ABCDEFGH", "[perl #18931]");
}
{
foreach (0, 1) {
$a = v10.v257;
chop $a;
$a =~ s/^(\s*)(\w*)/$1\u$2/;
is($a, v10, "[perl #18857]");
}
}
# [perl #38619] Bug in lc and uc (interaction between UTF-8, substr, and lc/uc)
for ("a\x{100}", "xyz\x{100}") {
is(substr(uc($_), 0), uc($_), "[perl #38619] uc");
}
for ("A\x{100}", "XYZ\x{100}") {
is(substr(lc($_), 0), lc($_), "[perl #38619] lc");
}
for ("a\x{100}", "ßyz\x{100}") { # ß to Ss (different length)
is(substr(ucfirst($_), 0), ucfirst($_), "[perl #38619] ucfirst");
}
#fc() didn't exist back then, but coverage is coverage.
for ("a\x{100}", "ßyz\x{100}", "xyz\x{100}", "XYZ\x{100}") { # ß to Ss (different length)
is(substr(fc($_), 0), fc($_), "[perl #38619] fc");
}
# Related to [perl #38619]
# the original report concerns PERL_MAGIC_utf8.
# these cases concern PERL_MAGIC_regex_global.
for (map { $_ } "a\x{100}", "abc\x{100}", "\x{100}") {
chop; # get ("a", "abc", "") in utf8
my $return = uc($_) =~ /\G(.?)/g;
my $result = $return ? $1 : "not";
my $expect = (uc($_) =~ /(.?)/g)[0];
is($return, 1, "[perl #38619]");
is($result, $expect, "[perl #38619]");
}
for (map { $_ } "A\x{100}", "ABC\x{100}", "\x{100}") {
chop; # get ("A", "ABC", "") in utf8
my $return = lc($_) =~ /\G(.?)/g;
my $result = $return ? $1 : "not";
my $expect = (lc($_) =~ /(.?)/g)[0];
is($return, 1, "[perl #38619]");
is($result, $expect, "[perl #38619]");
}
for (map { $_ } "A\x{100}", "ABC\x{100}", "\x{100}") {
chop; # get ("A", "ABC", "") in utf8
my $return = fc($_) =~ /\G(.?)/g;
my $result = $return ? $1 : "not";
my $expect = (fc($_) =~ /(.?)/g)[0];
is($return, 1, "[perl #38619]");
is($result, $expect, "[perl #38619]");
}
for (1, 4, 9, 16, 25) {
is(uc "\x{03B0}" x $_, "\x{3a5}\x{308}\x{301}" x $_,
'uc U+03B0 grows threefold');
is(lc "\x{0130}" x $_, "i\x{307}" x $_, 'lc U+0130 grows');
is(fc "\x{03B0}" x $_, "\x{3C5}\x{308}\x{301}" x $_,
'fc U+03B0 grows threefold');
}
# bug #43207
my $temp = "HellO";
for ("$temp") {
lc $_;
is($_, "HellO", '[perl #43207] lc($_) modifying $_');
}
for ("$temp") {
fc $_;
is($_, "HellO", '[perl #43207] fc($_) modifying $_');
}
for ("$temp") {
uc $_;
is($_, "HellO", '[perl #43207] uc($_) modifying $_');
}
for ("$temp") {
ucfirst $_;
is($_, "HellO", '[perl #43207] ucfirst($_) modifying $_');
}
for ("$temp") {
lcfirst $_;
is($_, "HellO", '[perl #43207] lcfirst($_) modifying $_');
}
# new in Unicode 5.1.0
is(lc("\x{1E9E}"), "\x{df}", "lc(LATIN CAPITAL LETTER SHARP S)");
{
use feature 'unicode_strings';
use bytes;
is(lc("\xc0"), "\xc0", "lc of above-ASCII Latin1 is itself under use bytes");
is(lcfirst("\xc0"), "\xc0", "lcfirst of above-ASCII Latin1 is itself under use bytes");
is(uc("\xe0"), "\xe0", "uc of above-ASCII Latin1 is itself under use bytes");
is(ucfirst("\xe0"), "\xe0", "ucfirst of above-ASCII Latin1 is itself under use bytes");
}
# Brought up in ticket #117855: Constant folding applied to uc() should use
# the right set of hints.
fresh_perl_like(<<'constantfolding', qr/^(\d+),\1\z/, {},
my $function = "uc";
my $char = "\xff";
{
use feature 'unicode_strings';
print ord uc($char), ",",
ord eval "$function('$char')", "\n";
}
constantfolding
'folded uc() in string eval uses the right hints');
# In-place lc/uc should not corrupt string buffers when given a non-utf8-
# flagged thingy that stringifies to utf8
$h{k} = bless[], "\x{3b0}\x{3b0}\x{3b0}bcde"; # U+03B0 grows with uc()
# using delete marks it as TEMP, so uc-in-place is permitted
like uc delete $h{k}, qr "^(?:\x{3a5}\x{308}\x{301}){3}BCDE=ARRAY\(.*\)",
'uc(TEMP ref) does not produce a corrupt string';
$h{k} = bless[], "\x{130}bcde"; # U+0130 grows with lc()
# using delete marks it as TEMP, so uc-in-place is permitted
like lc delete $h{k}, qr "^i\x{307}bcde=array\(.*\)",
'lc(TEMP ref) does not produce a corrupt string';
my $utf8_locale = find_utf8_ctype_locale();
SKIP: {
skip 'Can\'t find a UTF-8 locale', 4*256 unless defined $utf8_locale;
use feature qw( unicode_strings );
no locale;
my @unicode_lc;
my @unicode_uc;
my @unicode_lcfirst;
my @unicode_ucfirst;
# Get all the values outside of 'locale'
for my $i (0 .. 255) {
push @unicode_lc, lc(chr $i);
push @unicode_uc, uc(chr $i);
push @unicode_lcfirst, lcfirst(chr $i);
push @unicode_ucfirst, ucfirst(chr $i);
}
use if $Config{d_setlocale}, qw(POSIX locale_h);
use locale;
setlocale(LC_CTYPE, $utf8_locale);
for my $i (0 .. 255) {
is(lc(chr $i), $unicode_lc[$i], "In a UTF-8 locale, lc(chr $i) is the same as official Unicode");
is(uc(chr $i), $unicode_uc[$i], "In a UTF-8 locale, uc(chr $i) is the same as official Unicode");
is(lcfirst(chr $i), $unicode_lcfirst[$i], "In a UTF-8 locale, lcfirst(chr $i) is the same as official Unicode");
is(ucfirst(chr $i), $unicode_ucfirst[$i], "In a UTF-8 locale, ucfirst(chr $i) is the same as official Unicode");
}
}