#!./perl
#
# Tests that have to do with checking whether characters have (or not have)
# certain Unicode properties; belong (or not belong) to blocks, scripts, etc.
#
use strict;
use warnings;
use 5.010;
BEGIN {
require './test.pl';
skip_all_if_miniperl("no dynamic loading on miniperl, no File::Spec (used by charnames)");
}
sub run_tests;
#
# This is the data to test.
#
# This is a hash; keys are the property to test.
# Values are arrays containing characters to test. The characters can
# have the following formats:
# '\N{CHARACTER NAME}' - Use character with that name
# '\x{1234}' - Use character with that hex escape
# '0x1234' - Use chr() to get that character
# "a" - Character to use
#
# If a character entry starts with ! the character does not belong to the class
#
# If the class is just single letter, we use both \pL and \p{L}
#
use charnames ':full';
my @CLASSES = (
L => ["a", "A"],
Ll => ["b", "!B"],
Lu => ["!c", "C"],
IsLl => ["d", "!D"],
IsLu => ["!e", "E"],
LC => ["f", "!1"],
'L&' => ["g", "!2"],
'Lowercase Letter' => ["h", "!H"],
Common => ["!i", "3"],
Inherited => ["!j", '\x{300}'],
InBasicLatin => ['\N{LATIN CAPITAL LETTER A}'],
InLatin1Supplement => ['\N{LATIN CAPITAL LETTER A WITH GRAVE}'],
InLatinExtendedA => ['\N{LATIN CAPITAL LETTER A WITH MACRON}'],
InLatinExtendedB => ['\N{LATIN SMALL LETTER B WITH STROKE}'],
InKatakana => ['\N{KATAKANA LETTER SMALL A}'],
IsLatin => ["0x100", "0x212b"],
IsHebrew => ["0x5d0", "0xfb4f"],
IsGreek => ["0x37a", "0x386", "!0x387", "0x388",
"0x38a", "!0x38b", "0x38c"],
HangulSyllables => ['\x{AC00}'],
'Script=Latin' => ['\x{0100}'],
'Block=LatinExtendedA' => ['\x{0100}'],
'Category=UppercaseLetter' => ['\x{0100}'],
#
# It's ok to repeat class names.
#
InLatin1Supplement =>
$::IS_EBCDIC ? ['!\x{7f}', '\x{80}', '!\x{100}']
: ['!\x{7f}', '\x{80}', '\x{ff}', '!\x{100}'],
InLatinExtendedA =>
['!\x{7f}', '!\x{80}', '!\x{ff}', '\x{100}'],
#
# Properties are case-insensitive, and may have whitespace,
# dashes and underscores.
#
'in-latin1_SUPPLEMENT' => ['\x{80}',
'\N{LATIN SMALL LETTER Y WITH DIAERESIS}'],
' ^ In Latin 1 Supplement '
=> ['!\x{80}', '\N{COFFIN}'],
'latin-1 supplement' => ['\x{80}', "0xDF"],
);
my @USER_DEFINED_PROPERTIES = (
#
# User defined properties
#
InKana1 => ['\x{3040}', '!\x{303F}'],
InKana2 => ['\x{3040}', '!\x{303F}'],
InKana3 => ['\x{3041}', '!\x{3040}'],
InNotKana => ['\x{3040}', '!\x{3041}'],
InConsonant => ['d', '!e'],
IsSyriac1 => ['\x{0712}', '!\x{072F}'],
IsSyriac1KanaMark => ['\x{309A}', '!\x{3090}'],
IsSyriac1KanaMark => ['\x{0730}', '!\x{0712}'],
'# User-defined character properties may lack \n at the end',
InGreekSmall => ['\N{GREEK SMALL LETTER PI}',
'\N{GREEK SMALL LETTER FINAL SIGMA}'],
InGreekCapital => ['\N{GREEK CAPITAL LETTER PI}', '!\x{03A2}'],
Dash => ['-'],
ASCII_Hex_Digit => ['!-', 'A'],
IsAsciiHexAndDash => ['-', 'A'],
);
my @USER_CASELESS_PROPERTIES = (
#
# User defined properties which differ depending on /i. Second entry is
# false regularly, true under /i
#
'IsMyUpper' => ["M", "!m" ],
);
#
# From the short properties we populate POSIX-like classes.
#
my %SHORT_PROPERTIES = (
'Ll' => ['m', '\N{CYRILLIC SMALL LETTER A}'],
'Lu' => ['M', '\N{GREEK CAPITAL LETTER ALPHA}'],
'Lo' => ['\N{HIRAGANA LETTER SMALL A}'],
# is also in other alphabetic
'Mn' => ['\N{HEBREW POINT RAFE}'],
'Nd' => ["0", '\N{ARABIC-INDIC DIGIT ZERO}'],
'Pc' => ["_"],
'Po' => ["!"],
'Zs' => [" "],
'Cc' => ['\x{00}'],
);
#
# Illegal properties
#
my @ILLEGAL_PROPERTIES =
qw[q qrst f foo isfoo infoo ISfoo INfoo Is::foo In::foo];
my %d;
while (my ($class, $chars) = each %SHORT_PROPERTIES) {
push @{$d {IsAlpha}} => map {$class =~ /^[LM]/ ? $_ : "!$_"} @$chars;
push @{$d {IsAlnum}} => map {$class =~ /^[LMN]./ ? $_ : "!$_"} @$chars;
push @{$d {IsASCII}} => map {length ($_) == 1 || $_ eq '\x{00}'
? $_ : "!$_"} @$chars;
push @{$d {IsCntrl}} => map {$class =~ /^C/ ? $_ : "!$_"} @$chars;
push @{$d {IsBlank}} => map {$class =~ /^Z[lps]/ ? $_ : "!$_"} @$chars;
push @{$d {IsDigit}} => map {$class =~ /^Nd$/ ? $_ : "!$_"} @$chars;
push @{$d {IsGraph}} => map {$class =~ /^([LMNPS]|Co)/
? $_ : "!$_"} @$chars;
push @{$d {IsPrint}} => map {$class =~ /^([LMNPS]|Co|Zs)/
? $_ : "!$_"} @$chars;
push @{$d {IsLower}} => map {$class =~ /^Ll$/ ? $_ : "!$_"} @$chars;
push @{$d {IsUpper}} => map {$class =~ /^L[ut]/ ? $_ : "!$_"} @$chars;
push @{$d {IsPunct}} => map {$class =~ /^P/ ? $_ : "!$_"} @$chars;
push @{$d {IsWord}} => map {$class =~ /^[LMN]/ || $_ eq "_"
? $_ : "!$_"} @$chars;
push @{$d {IsSpace}} => map {$class =~ /^Z/ ||
length ($_) == 1 && ord ($_) >= 0x09
&& ord ($_) <= 0x0D
? $_ : "!$_"} @$chars;
}
delete $d {IsASCII} if $::IS_EBCDIC;
push @CLASSES => "# Short properties" => %SHORT_PROPERTIES,
"# POSIX like properties" => %d,
"# User defined properties" => @USER_DEFINED_PROPERTIES;
#
# Calculate the number of tests.
#
my $count = 0;
for (my $i = 0; $i < @CLASSES; $i += 2) {
$i ++, redo if $CLASSES [$i] =~ /^\h*#\h*(.*)/;
$count += 2 * (length $CLASSES [$i] == 1 ? 4 : 2) * @{$CLASSES [$i + 1]};
}
$count += 4 * @ILLEGAL_PROPERTIES;
$count += 4 * grep {length $_ == 1} @ILLEGAL_PROPERTIES;
$count += 8 * @USER_CASELESS_PROPERTIES;
plan(tests => $count);
run_tests unless caller ();
sub match {
my ($char, $match, $nomatch, $caseless) = @_;
$caseless = "" unless defined $caseless;
$caseless = 'i' if $caseless;
my ($str, $name);
given ($char) {
when (/^\\/) {
$str = eval qq ["$char"];
$name = qq ["$char"];
}
when (/^0x([0-9A-Fa-f]+)$/) {
$str = chr hex $1;
$name = "chr ($char)";
}
default {
$str = $char;
$name = qq ["$char"];
}
}
undef $@;
my $pat = "qr/$match/$caseless";
my $match_pat = eval $pat;
is($@, '', "$pat compiled correctly to a regexp: $@");
like($str, $match_pat, "$name correctly matched");
undef $@;
$pat = "qr/$nomatch/$caseless";
my $nomatch_pat = eval $pat;
is($@, '', "$pat compiled correctly to a regexp: $@");
unlike($str, $nomatch_pat, "$name correctly did not match");
}
sub run_tests {
while (@CLASSES) {
my $class = shift @CLASSES;
if ($class =~ /^\h*#\h*(.*)/) {
print "# $1\n";
next;
}
last unless @CLASSES;
my $chars = shift @CLASSES;
my @in = grep {!/^!./} @$chars;
my @out = map {s/^!(?=.)//; $_} grep { /^!./} @$chars;
my $in_pat = eval qq ['\\p{$class}'];
my $out_pat = eval qq ['\\P{$class}'];
match $_, $in_pat, $out_pat for @in;
match $_, $out_pat, $in_pat for @out;
if (1 == length $class) { # Repeat without braces if name length 1
my $in_pat = eval qq ['\\p$class'];
my $out_pat = eval qq ['\\P$class'];
match $_, $in_pat, $out_pat for @in;
match $_, $out_pat, $in_pat for @out;
}
}
my $pat = qr /^Can't find Unicode property definition/;
print "# Illegal properties\n";
foreach my $p (@ILLEGAL_PROPERTIES) {
undef $@;
my $r = eval "'a' =~ /\\p{$p}/; 1";
is($r, undef, "Unknown Unicode property \\p{$p}");
like($@, $pat, "Unknown Unicode property \\p{$p}");
undef $@;
my $s = eval "'a' =~ /\\P{$p}/; 1";
is($s, undef, "Unknown Unicode property \\p{$p}");
like($@, $pat, "Unknown Unicode property \\p{$p}");
if (length $p == 1) {
undef $@;
my $r = eval "'a' =~ /\\p$p/; 1";
is($r, undef, "Unknown Unicode property \\p$p");
like($@, $pat, "Unknown Unicode property \\p$p");
undef $@;
my $s = eval "'a' =~ /\\P$p/; 1";
is($r, undef, "Unknown Unicode property \\P$p");
like($@, $pat, "Unknown Unicode property \\P$p");
}
}
print "# User-defined properties with /i differences\n";
foreach my $class (shift @USER_CASELESS_PROPERTIES) {
my $chars_ref = shift @USER_CASELESS_PROPERTIES;
my @in = grep {!/^!./} @$chars_ref;
my @out = map {s/^!(?=.)//; $_} grep { /^!./} @$chars_ref;
my $in_pat = eval qq ['\\p{$class}'];
my $out_pat = eval qq ['\\P{$class}'];
# Verify works as regularly for not /i
match $_, $in_pat, $out_pat for @in;
match $_, $out_pat, $in_pat for @out;
# Verify that adding /i doesn't change the in set.
match $_, $in_pat, $out_pat, 'i' for @in;
# Verify that adding /i does change the out set to match.
match $_, $in_pat, $out_pat, 'i' for @out;
}
}
#
# User defined properties
#
sub InKana1 {<<'--'}
3040 309F
30A0 30FF
--
sub InKana2 {<<'--'}
+utf8::InHiragana
+utf8::InKatakana
--
sub InKana3 {<<'--'}
+utf8::InHiragana
+utf8::InKatakana
-utf8::IsCn
--
sub InNotKana {<<'--'}
!utf8::InHiragana
-utf8::InKatakana
+utf8::IsCn
--
sub InConsonant {<<'--'} # Not EBCDIC-aware.
0061 007f
-0061
-0065
-0069
-006f
-0075
--
sub IsSyriac1 {<<'--'}
0712 072C
0730 074A
--
sub InGreekSmall {return "03B1\t03C9"}
sub InGreekCapital {return "0391\t03A9\n-03A2"}
sub IsAsciiHexAndDash {<<'--'}
+utf8::ASCII_Hex_Digit
+utf8::Dash
--
sub IsMyUpper {
my $caseless = shift;
if ($caseless) {
return "0041\t005A\n0061\t007A"
}
else {
return "0041\t005A"
}
}
# Verify that can use user-defined properties inside another one
sub IsSyriac1KanaMark {<<'--'}
+main::IsSyriac1
+main::InKana3
&utf8::IsMark
--
# fake user-defined properties; these subs shouldn't be called, because
# their names don't start with In or Is
sub f { die }
sub foo { die }
sub isfoo { die }
sub infoo { die }
sub ISfoo { die }
sub INfoo { die }
sub Is::foo { die }
sub In::foo { die }
__END__