use File::Spec;
require "test.pl";
sub unidump {
join " ", map { sprintf "%04X", $_ } unpack "U*", $_[0];
}
sub casetest {
my ($base, $spec, @funcs) = @_;
# For each provided function run it, and run a version with some extra
# characters afterwards. Use a recycling symbol, as it doesn't change case.
my $ballast = chr (0x2672) x 3;
@funcs = map {my $f = $_;
($f,
sub {my $r = $f->($_[0] . $ballast); # Add it before
$r =~ s/$ballast\z//so # Remove it afterwards
or die "'$_[0]' to '$r' mangled";
$r; # Result with $ballast removed.
},
)} @funcs;
my $file = File::Spec->catfile(File::Spec->catdir(File::Spec->updir,
"lib", "unicore", "To"),
"$base.pl");
my $simple = do $file or die $@;
my %simple;
for my $i (split(/\n/, $simple)) {
my ($k, $v) = split(' ', $i);
$simple{$k} = $v;
}
my %seen;
for my $i (sort keys %simple) {
$seen{$i}++;
}
print "# ", scalar keys %simple, " simple mappings\n";
my $both;
for my $i (sort keys %$spec) {
if (++$seen{$i} == 2) {
warn sprintf "$base: $i seen twice\n";
$both++;
}
}
print "# ", scalar keys %$spec, " special mappings\n";
exit(1) if $both;
my %none;
for my $i (map { ord } split //,
"\e !\"#\$%&'()+,-./0123456789:;<=>?\@[\\]^_{|}~\b") {
next if pack("U0U", $i) =~ /\w/;
$none{$i}++ unless $seen{$i};
}
print "# ", scalar keys %none, " noncase mappings\n";
my $tests =
((scalar keys %simple) +
(scalar keys %$spec) +
(scalar keys %none)) * @funcs;
print "1..$tests\n";
my $test = 1;
for my $i (sort keys %simple) {
my $w = $simple{$i};
my $c = pack "U0U", hex $i;
foreach my $func (@funcs) {
my $d = $func->($c);
my $e = unidump($d);
print $d eq pack("U0U", hex $simple{$i}) ?
"ok $test # $i -> $w\n" : "not ok $test # $i -> $e ($w)\n";
$test++;
}
}
for my $i (sort keys %$spec) {
my $w = unidump($spec->{$i});
if (ord('A') == 193 && $i eq "\x8A\x73") {
$w = '0178'; # It's a Latin small Y with diaeresis and not a Latin small letter sharp 's'.
}
my $u = unpack "U0U", $i;
my $h = sprintf "%04X", $u;
my $c = chr($u); $c .= chr(0x100); chop $c;
foreach my $func (@funcs) {
my $d = $func->($c);
my $e = unidump($d);
if (ord "A" == 193) { # EBCDIC
# We need to a little bit of remapping.
#
# For example, in titlecase (ucfirst) mapping
# of U+0149 the Unicode mapping is U+02BC U+004E.
# The 4E is N, which in EBCDIC is 2B--
# and the ucfirst() does that right.
# The problem is that our reference
# data is in Unicode code points.
#
# The Right Way here would be to use, say,
# Encode, to remap the less-than 0x100 code points,
# but let's try to be Encode-independent here.
#
# These are the titlecase exceptions:
#
# Unicode Unicode+EBCDIC
#
# 0149 -> 02BC 004E (02BC 002B)
# 01F0 -> 004A 030C (00A2 030C)
# 1E96 -> 0048 0331 (00E7 0331)
# 1E97 -> 0054 0308 (00E8 0308)
# 1E98 -> 0057 030A (00EF 030A)
# 1E99 -> 0059 030A (00DF 030A)
# 1E9A -> 0041 02BE (00A0 02BE)
#
# The uppercase exceptions are identical.
#
# The lowercase has one more:
#
# Unicode Unicode+EBCDIC
#
# 0130 -> 0069 0307 (00D1 0307)
#
if ($h =~ /^(0130|0149|01F0|1E96|1E97|1E98|1E99|1E9A)$/) {
$e =~ s/004E/002B/; # N
$e =~ s/004A/00A2/; # J
$e =~ s/0048/00E7/; # H
$e =~ s/0054/00E8/; # T
$e =~ s/0057/00EF/; # W
$e =~ s/0059/00DF/; # Y
$e =~ s/0041/00A0/; # A
$e =~ s/0069/00D1/; # i
}
# We have to map the output, not the input, because
# pack/unpack U has been EBCDICified, too, it would
# just undo our remapping.
}
print $w eq $e ?
"ok $test # $i -> $w\n" : "not ok $test # $h -> $e ($w)\n";
$test++;
}
}
for my $i (sort { $a <=> $b } keys %none) {
my $w = $i = sprintf "%04X", $i;
my $c = pack "U0U", hex $i;
foreach my $func (@funcs) {
my $d = $func->($c);
my $e = unidump($d);
print $d eq $c ?
"ok $test # $i -> $w\n" : "not ok $test # $i -> $e ($w)\n";
$test++;
}
}
}
1;