[perl5.git] / t / pragma / locale.t

#!./perl -wT

BEGIN {
    chdir 't' if -d 't';
    @INC = '../lib';
    require Config; import Config;
    if (!$Config{d_setlocale} || $Config{ccflags} =~ /\bD?NO_LOCALE\b/) {
	print "1..0\n";
	exit;
    }
}

use strict;

my $have_setlocale = 0;
eval {
    require POSIX;
    import POSIX ':locale_h';
    $have_setlocale++;
};

print "1..", ($have_setlocale ? 102 : 98), "\n";

use vars qw($a
	    $English $German $French $Spanish
	    @C @English @German @French @Spanish
	    $Locale @Locale %iLocale %UPPER %lower @Neoalpha);

$a = 'abc %';

sub ok {
    my ($n, $result) = @_;

    print 'not ' unless ($result);
    print "ok $n\n";
}

# First we'll do a lot of taint checking for locales.
# This is the easiest to test, actually, as any locale,
# even the default locale will taint under 'use locale'.

sub is_tainted { # hello, camel two.
    local $^W;	# no warnings 'undef'
    my $dummy;
    not eval { $dummy = join("", @_), kill 0; 1 }
}

sub check_taint ($$) {
    ok $_[0], is_tainted($_[1]);
}

sub check_taint_not ($$) {
    ok $_[0], not is_tainted($_[1]);
}

use locale;	# engage locale and therefore locale taint.

check_taint_not   1, $a;

check_taint       2, uc($a);
check_taint       3, "\U$a";
check_taint       4, ucfirst($a);
check_taint       5, "\u$a";
check_taint       6, lc($a);
check_taint       7, "\L$a";
check_taint       8, lcfirst($a);
check_taint       9, "\l$a";

check_taint      10, sprintf('%e', 123.456);
check_taint      11, sprintf('%f', 123.456);
check_taint      12, sprintf('%g', 123.456);
check_taint_not  13, sprintf('%d', 123.456);
check_taint_not  14, sprintf('%x', 123.456);

$_ = $a;	# untaint $_

$_ = uc($a);	# taint $_

check_taint      15, $_;

/(\w)/;	# taint $&, $`, $', $+, $1.
check_taint      16, $&;
check_taint      17, $`;
check_taint      18, $';
check_taint      19, $+;
check_taint      20, $1;
check_taint_not  21, $2;

/(.)/;	# untaint $&, $`, $', $+, $1.
check_taint_not  22, $&;
check_taint_not  23, $`;
check_taint_not  24, $';
check_taint_not  25, $+;
check_taint_not  26, $1;
check_taint_not  27, $2;

/(\W)/;	# taint $&, $`, $', $+, $1.
check_taint      28, $&;
check_taint      29, $`;
check_taint      30, $';
check_taint      31, $+;
check_taint      32, $1;
check_taint_not  33, $2;

/(\s)/;	# taint $&, $`, $', $+, $1.
check_taint      34, $&;
check_taint      35, $`;
check_taint      36, $';
check_taint      37, $+;
check_taint      38, $1;
check_taint_not  39, $2;

/(\S)/;	# taint $&, $`, $', $+, $1.
check_taint      40, $&;
check_taint      41, $`;
check_taint      42, $';
check_taint      43, $+;
check_taint      44, $1;
check_taint_not  45, $2;

$_ = $a;	# untaint $_

check_taint_not  46, $_;

/(b)/;		# this must not taint
check_taint_not  47, $&;
check_taint_not  48, $`;
check_taint_not  49, $';
check_taint_not  50, $+;
check_taint_not  51, $1;
check_taint_not  52, $2;

$_ = $a;	# untaint $_

check_taint_not  53, $_;

$b = uc($a);	# taint $b
s/(.+)/$b/;	# this must taint only the $_

check_taint      54, $_;
check_taint_not  55, $&;
check_taint_not  56, $`;
check_taint_not  57, $';
check_taint_not  58, $+;
check_taint_not  59, $1;
check_taint_not  60, $2;

$_ = $a;	# untaint $_

s/(.+)/b/;	# this must not taint
check_taint_not  61, $_;
check_taint_not  62, $&;
check_taint_not  63, $`;
check_taint_not  64, $';
check_taint_not  65, $+;
check_taint_not  66, $1;
check_taint_not  67, $2;

$b = $a;	# untaint $b

($b = $a) =~ s/\w/$&/;
check_taint      68, $b;	# $b should be tainted.
check_taint_not  69, $a;	# $a should be not.

$_ = $a;	# untaint $_

s/(\w)/\l$1/;	# this must taint
check_taint      70, $_;
check_taint      71, $&;
check_taint      72, $`;
check_taint      73, $';
check_taint      74, $+;
check_taint      75, $1;
check_taint_not  76, $2;

$_ = $a;	# untaint $_

s/(\w)/\L$1/;	# this must taint
check_taint      77, $_;
check_taint      78, $&;
check_taint      79, $`;
check_taint      80, $';
check_taint      81, $+;
check_taint      82, $1;
check_taint_not  83, $2;

$_ = $a;	# untaint $_

s/(\w)/\u$1/;	# this must taint
check_taint      84, $_;
check_taint      85, $&;
check_taint      86, $`;
check_taint      87, $';
check_taint      88, $+;
check_taint      89, $1;
check_taint_not  90, $2;

$_ = $a;	# untaint $_

s/(\w)/\U$1/;	# this must taint
check_taint      91, $_;
check_taint      92, $&;
check_taint      93, $`;
check_taint      94, $';
check_taint      95, $+;
check_taint      96, $1;
check_taint_not  97, $2;

# After all this tainting $a should be cool.

check_taint_not  98, $a;

# I think we've seen quite enough of taint.
# Let us do some *real* locale work now,
#  unless setlocale() is missing (i.e. minitest).

exit unless $have_setlocale;

sub getalnum {
    sort grep /\w/, map { chr } 0..255
}

sub locatelocale ($$@) {
    my ($lcall, $alnum, @try) = @_;

    undef $$lcall;

    for (@try) {
	local $^W = 0; # suppress "Subroutine LC_ALL redefined"
	if (setlocale(&LC_ALL, $_)) {
	    $$lcall = $_;
	    @$alnum = &getalnum;
	    last;
	}
    }

    @$alnum = () unless (defined $$lcall);
}

# Find some default locale

locatelocale(\$Locale, \@Locale, qw(C POSIX));

# Find some English locale

locatelocale(\$English, \@English,
	     qw(en_US.ISO8859-1 en_GB.ISO8859-1
		en en_US en_UK en_IE en_CA en_AU en_NZ
		english english.iso88591
		american american.iso88591
		british british.iso88591
		));

# Find some German locale

locatelocale(\$German, \@German,
	     qw(de_DE.ISO8859-1 de_AT.ISO8859-1 de_CH.ISO8859-1
		de de_DE de_AT de_CH
		german german.iso88591));

# Find some French locale

locatelocale(\$French, \@French,
	     qw(fr_FR.ISO8859-1 fr_BE.ISO8859-1 fr_CA.ISO8859-1 fr_CH.ISO8859-1
		fr fr_FR fr_BE fr_CA fr_CH
		french french.iso88591));

# Find some Spanish locale

locatelocale(\$Spanish, \@Spanish,
	     qw(es_AR.ISO8859-1 es_BO.ISO8859-1 es_CL.ISO8859-1
		es_CO.ISO8859-1 es_CR.ISO8859-1 es_EC.ISO8859-1
		es_ES.ISO8859-1 es_GT.ISO8859-1 es_MX.ISO8859-1
		es_NI.ISO8859-1 es_PA.ISO8859-1 es_PE.ISO8859-1
		es_PY.ISO8859-1 es_SV.ISO8859-1 es_UY.ISO8859-1 es_VE.ISO8859-1
		es es_AR es_BO es_CL
		es_CO es_CR es_EC
		es_ES es_GT es_MX
		es_NI es_PA es_PE
		es_PY es_SV es_UY es_VE
		spanish spanish.iso88591));

# Select the largest of the alpha(num)bets.

($Locale, @Locale) = ($English, @English)
    if (@English > @Locale);
($Locale, @Locale) = ($German, @German)
    if (@German  > @Locale);
($Locale, @Locale) = ($French, @French)
    if (@French  > @Locale);
($Locale, @Locale) = ($Spanish, @Spanish)
    if (@Spanish > @Locale);

print "# Locale = $Locale\n";
print "# Alnum_ = @Locale\n";

{
    local $^W = 0;
    setlocale(&LC_ALL, $Locale);
}

{
    my $i = 0;

    for (@Locale) {
	$iLocale{$_} = $i++;
    }
}

# Sieve the uppercase and the lowercase.

for (@Locale) {
    if (/[^\d_]/) { # skip digits and the _
	if (lc eq $_) {
	    $UPPER{$_} = uc;
	} else {
	    $lower{$_} = lc;
	}
    }
}

# Find the alphabets that are not alphabets in the default locale.

{
    no locale;
    
    for (keys %UPPER, keys %lower) {
	push(@Neoalpha, $_) if (/\W/);
    }
}

@Neoalpha = sort @Neoalpha;

# Test \w.

{
    my $word = join('', @Neoalpha);

    $word =~ /^(\w*)$/;

    print 'not ' if ($1 ne $word);
}
print "ok 99\n";

# Find places where the collation order differs from the default locale.

print "# testing 100\n";
{
    my (@k, $i, $j, @d);

    {
	no locale;

	@k = sort (keys %UPPER, keys %lower); 
    }

    for ($i = 0; $i < @k; $i++) {
	for ($j = $i + 1; $j < @k; $j++) {
	    if ($iLocale{$k[$j]} < $iLocale{$k[$i]}) {
		push(@d, [$k[$j], $k[$i]]);
	    }
	}
    }

    # Cross-check those places.

    for (@d) {
	($i, $j) = @$_;
	if ($i gt $j) {
	    print "# failed 100 at:\n";
	    print "# i = $i, j = $j, i ",
	          $i le $j ? 'le' : 'gt', " j\n";
	    print 'not ';
	    last;
	}
    }
}
print "ok 100\n";

# Cross-check whole character set.

print "# testing 101\n";
for (map { chr } 0..255) {
    if (/\w/ and /\W/) { print 'not '; last }
    if (/\d/ and /\D/) { print 'not '; last }
    if (/\s/ and /\S/) { print 'not '; last }
    if (/\w/ and /\D/ and not /_/ and
	not (exists $UPPER{$_} or exists $lower{$_})) {
	print "# failed 101 at:\n";
	print "# ", ord($_), " '$_'\n";
	print 'not ';
	last;
    }
}
print "ok 101\n";

# Test for read-onlys.

{
    no locale;
    $a = "qwerty";
    {
	use locale;
	print "not " if $a cmp "qwerty";
    }
}
print "ok 102\n";

# This test must be the last one because its failure is not fatal.
# The @Locale should be internally consistent.
# Thanks to Hallvard Furuseth <h.b.furuseth@usit.uio.no>
# for inventing a way to test for ordering consistency
# without requiring any particular order.
# ++$jhi;#@iki.fi

print "# testing 103\n";
{
    my ($from, $to, $lesser, $greater, @test, %test, $test, $yes, $no, $sign);

    for (0..9) {
	# Select a slice.
	$from = int(($_*@Locale)/10);
	$to = $from + int(@Locale/10);
        $to = $#Locale if ($to > $#Locale);
	$lesser  = join('', @Locale[$from..$to]);
	# Select a slice one character on.
	$from++; $to++;
        $to = $#Locale if ($to > $#Locale);
	$greater = join('', @Locale[$from..$to]);
	($yes, $no, $sign) = ($lesser lt $greater
				? ("    ", "not ", 1)
				: ("not ", "    ", -1));
	# all these tests should FAIL (return 0).
	@test = 
	    (
	     $no.'    ($lesser  lt $greater)',  # 0
	     $no.'    ($lesser  le $greater)',  # 1
	     'not      ($lesser  ne $greater)', # 2
	     '         ($lesser  eq $greater)', # 3
	     $yes.'    ($lesser  ge $greater)', # 4
	     $yes.'    ($lesser  gt $greater)', # 5
	     $yes.'    ($greater lt $lesser )', # 6
	     $yes.'    ($greater le $lesser )', # 7
	     'not      ($greater ne $lesser )', # 8
	     '         ($greater eq $lesser )', # 9
	     $no.'     ($greater ge $lesser )', # 10
	     $no.'     ($greater gt $lesser )', # 11
	     'not (($lesser cmp $greater) == -$sign)' # 12
	     );
	@test{@test} = 0 x @test;
	$test = 0;
	for my $ti (@test) { $test{$ti} = eval $ti ; $test ||= $test{$ti} }
	if ($test) {
	    print "# failed 103 at:\n";
	    print "# lesser  = '$lesser'\n";
	    print "# greater = '$greater'\n";
	    print "# lesser cmp greater = ", $lesser cmp $greater, "\n";
	    print "# greater cmp lesser = ", $greater cmp $lesser, "\n";
	    print "# (greater) from = $from, to = $to\n";
	    for my $ti (@test) {
		printf("# %-40s %-4s", $ti,
		       $test{$ti} ? 'FAIL' : 'ok');
		if ($ti =~ /\(\.*(\$.+ +cmp +\$[^\)]+)\.*\)/) {
		    printf("(%s == %4d)", $1, eval $1);
	        }
		print "\n";
	    }

	    warn "The locale definition on your system may have errors.\n";
	    last;
	}
    }
}

# eof
Commit	Line	Data
8ebc5c01	1	#!./perl -wT
	2
	3	BEGIN {
	4	chdir 't' if -d 't';
	5	@INC = '../lib';
b002077a	6	require Config; import Config;
97a0514d	7	if (!$Config{d_setlocale} \|\| $Config{ccflags} =~ /\bD?NO_LOCALE\b/) {
b002077a CS	8	print "1..0\n";
	9	exit;
	10	}
8ebc5c01	11	}
	12
	13	use strict;
	14
	15	my $have_setlocale = 0;
	16	eval {
	17	require POSIX;
	18	import POSIX ':locale_h';
	19	$have_setlocale++;
	20	};
	21
9fc9f3bf	22	print "1..", ($have_setlocale ? 102 : 98), "\n";
8ebc5c01	23
	24	use vars qw($a
	25	$English $German $French $Spanish
	26	@C @English @German @French @Spanish
	27	$Locale @Locale %iLocale %UPPER %lower @Neoalpha);
	28
	29	$a = 'abc %';
	30
	31	sub ok {
	32	my ($n, $result) = @_;
	33
	34	print 'not ' unless ($result);
	35	print "ok $n\n";
	36	}
	37
	38	# First we'll do a lot of taint checking for locales.
	39	# This is the easiest to test, actually, as any locale,
	40	# even the default locale will taint under 'use locale'.
	41
	42	sub is_tainted { # hello, camel two.
3fe9a6f1	43	local $^W; # no warnings 'undef'
8ebc5c01	44	my $dummy;
	45	not eval { $dummy = join("", @_), kill 0; 1 }
	46	}
	47
	48	sub check_taint ($$) {
	49	ok $_[0], is_tainted($_[1]);
	50	}
	51
	52	sub check_taint_not ($$) {
	53	ok $_[0], not is_tainted($_[1]);
	54	}
	55
	56	use locale; # engage locale and therefore locale taint.
	57
	58	check_taint_not 1, $a;
	59
	60	check_taint 2, uc($a);
	61	check_taint 3, "\U$a";
	62	check_taint 4, ucfirst($a);
	63	check_taint 5, "\u$a";
	64	check_taint 6, lc($a);
	65	check_taint 7, "\L$a";
	66	check_taint 8, lcfirst($a);
	67	check_taint 9, "\l$a";
	68
	69	check_taint 10, sprintf('%e', 123.456);
	70	check_taint 11, sprintf('%f', 123.456);
	71	check_taint 12, sprintf('%g', 123.456);
	72	check_taint_not 13, sprintf('%d', 123.456);
	73	check_taint_not 14, sprintf('%x', 123.456);
	74
	75	$_ = $a; # untaint $_
	76
	77	$_ = uc($a); # taint $_
	78
	79	check_taint 15, $_;
	80
	81	/(\w)/; # taint $&, $`, $', $+, $1.
	82	check_taint 16, $&;
	83	check_taint 17, $`;
	84	check_taint 18, $';
	85	check_taint 19, $+;
	86	check_taint 20, $1;
	87	check_taint_not 21, $2;
	88
	89	/(.)/; # untaint $&, $`, $', $+, $1.
	90	check_taint_not 22, $&;
	91	check_taint_not 23, $`;
	92	check_taint_not 24, $';
	93	check_taint_not 25, $+;
	94	check_taint_not 26, $1;
	95	check_taint_not 27, $2;
	96
	97	/(\W)/; # taint $&, $`, $', $+, $1.
	98	check_taint 28, $&;
	99	check_taint 29, $`;
	100	check_taint 30, $';
	101	check_taint 31, $+;
	102	check_taint 32, $1;
	103	check_taint_not 33, $2;
	104
	105	/(\s)/; # taint $&, $`, $', $+, $1.
	106	check_taint 34, $&;
	107	check_taint 35, $`;
108	check_taint 36, $';
109	check_taint 37, $+;
110	check_taint 38, $1;
111	check_taint_not 39, $2;
112
113	/(\S)/; # taint $&, $`, $', $+, $1.
114	check_taint 40, $&;
115	check_taint 41, $`;
116	check_taint 42, $';
117	check_taint 43, $+;
118	check_taint 44, $1;
119	check_taint_not 45, $2;
120
121	$_ = $a; # untaint $_
122
123	check_taint_not 46, $_;
124
125	/(b)/; # this must not taint
126	check_taint_not 47, $&;
127	check_taint_not 48, $`;
128	check_taint_not 49, $';
129	check_taint_not 50, $+;
130	check_taint_not 51, $1;
131	check_taint_not 52, $2;
132
133	$_ = $a; # untaint $_
134
135	check_taint_not 53, $_;
136
137	$b = uc($a); # taint $b
138	s/(.+)/$b/; # this must taint only the $_
139
140	check_taint 54, $_;
141	check_taint_not 55, $&;
142	check_taint_not 56, $`;
143	check_taint_not 57, $';
144	check_taint_not 58, $+;
145	check_taint_not 59, $1;
146	check_taint_not 60, $2;
147
148	$_ = $a; # untaint $_
149
150	s/(.+)/b/; # this must not taint
151	check_taint_not 61, $_;
152	check_taint_not 62, $&;
153	check_taint_not 63, $`;
154	check_taint_not 64, $';
155	check_taint_not 65, $+;
156	check_taint_not 66, $1;
157	check_taint_not 67, $2;
158
159	$b = $a; # untaint $b
160
161	($b = $a) =~ s/\w/$&/;
162	check_taint 68, $b; # $b should be tainted.
163	check_taint_not 69, $a; # $a should be not.
164
165	$_ = $a; # untaint $_
166
167	s/(\w)/\l$1/; # this must taint
168	check_taint 70, $_;
169	check_taint 71, $&;
170	check_taint 72, $`;
171	check_taint 73, $';
172	check_taint 74, $+;
173	check_taint 75, $1;
174	check_taint_not 76, $2;
175
176	$_ = $a; # untaint $_
177
178	s/(\w)/\L$1/; # this must taint
179	check_taint 77, $_;
180	check_taint 78, $&;
181	check_taint 79, $`;
182	check_taint 80, $';
183	check_taint 81, $+;
184	check_taint 82, $1;
185	check_taint_not 83, $2;
186
187	$_ = $a; # untaint $_
188
189	s/(\w)/\u$1/; # this must taint
190	check_taint 84, $_;
191	check_taint 85, $&;
192	check_taint 86, $`;
193	check_taint 87, $';
194	check_taint 88, $+;
195	check_taint 89, $1;
196	check_taint_not 90, $2;
197
198	$_ = $a; # untaint $_
199
200	s/(\w)/\U$1/; # this must taint
201	check_taint 91, $_;
202	check_taint 92, $&;
203	check_taint 93, $`;
204	check_taint 94, $';
205	check_taint 95, $+;
206	check_taint 96, $1;
207	check_taint_not 97, $2;
208
209	# After all this tainting $a should be cool.
210
211	check_taint_not 98, $a;
212
213	# I think we've seen quite enough of taint.
214	# Let us do some real locale work now,
215	# unless setlocale() is missing (i.e. minitest).
216
217	exit unless $have_setlocale;
218
219	sub getalnum {
220	sort grep /\w/, map { chr } 0..255
221	}
222
223	sub locatelocale ($$@) {
224	my ($lcall, $alnum, @try) = @_;
225
226	undef $$lcall;
227
228	for (@try) {
229	local $^W = 0; # suppress "Subroutine LC_ALL redefined"
230	if (setlocale(&LC_ALL, $_)) {
231	$$lcall = $_;
232	@$alnum = &getalnum;
233	last;
234	}
235	}
236
237	@$alnum = () unless (defined $$lcall);
238	}
239
240	# Find some default locale
241
242	locatelocale(\$Locale, \@Locale, qw(C POSIX));
243
244	# Find some English locale
245
246	locatelocale(\$English, \@English,
247	qw(en_US.ISO8859-1 en_GB.ISO8859-1
248	en en_US en_UK en_IE en_CA en_AU en_NZ
249	english english.iso88591
250	american american.iso88591
251	british british.iso88591
252	));
253
254	# Find some German locale
255
256	locatelocale(\$German, \@German,
257	qw(de_DE.ISO8859-1 de_AT.ISO8859-1 de_CH.ISO8859-1
258	de de_DE de_AT de_CH
259	german german.iso88591));
260
261	# Find some French locale
262
263	locatelocale(\$French, \@French,
264	qw(fr_FR.ISO8859-1 fr_BE.ISO8859-1 fr_CA.ISO8859-1 fr_CH.ISO8859-1
265	fr fr_FR fr_BE fr_CA fr_CH
266	french french.iso88591));
267
268	# Find some Spanish locale
269
270	locatelocale(\$Spanish, \@Spanish,
271	qw(es_AR.ISO8859-1 es_BO.ISO8859-1 es_CL.ISO8859-1
272	es_CO.ISO8859-1 es_CR.ISO8859-1 es_EC.ISO8859-1
273	es_ES.ISO8859-1 es_GT.ISO8859-1 es_MX.ISO8859-1
274	es_NI.ISO8859-1 es_PA.ISO8859-1 es_PE.ISO8859-1
275	es_PY.ISO8859-1 es_SV.ISO8859-1 es_UY.ISO8859-1 es_VE.ISO8859-1
276	es es_AR es_BO es_CL
277	es_CO es_CR es_EC
278	es_ES es_GT es_MX
279	es_NI es_PA es_PE
280	es_PY es_SV es_UY es_VE
281	spanish spanish.iso88591));
282
283	# Select the largest of the alpha(num)bets.
284
285	($Locale, @Locale) = ($English, @English)
545c8fcc	286	if (@English > @Locale);
8ebc5c01	287	($Locale, @Locale) = ($German, @German)
545c8fcc	288	if (@German > @Locale);
8ebc5c01	289	($Locale, @Locale) = ($French, @French)
545c8fcc	290	if (@French > @Locale);
8ebc5c01	291	($Locale, @Locale) = ($Spanish, @Spanish)
545c8fcc	292	if (@Spanish > @Locale);
8ebc5c01	293
	294	print "# Locale = $Locale\n";
	295	print "# Alnum_ = @Locale\n";
	296
	297	{
	298	local $^W = 0;
	299	setlocale(&LC_ALL, $Locale);
	300	}
	301
	302	{
	303	my $i = 0;
	304
	305	for (@Locale) {
	306	$iLocale{$_} = $i++;
	307	}
	308	}
	309
	310	# Sieve the uppercase and the lowercase.
	311
	312	for (@Locale) {
	313	if (/[^\d_]/) { # skip digits and the _
	314	if (lc eq $_) {
	315	$UPPER{$_} = uc;
	316	} else {
	317	$lower{$_} = lc;
	318	}
	319	}
	320	}
	321
8ebc5c01	322	# Find the alphabets that are not alphabets in the default locale.
	323
	324	{
	325	no locale;
	326
	327	for (keys %UPPER, keys %lower) {
	328	push(@Neoalpha, $_) if (/\W/);
	329	}
	330	}
	331
	332	@Neoalpha = sort @Neoalpha;
	333
	334	# Test \w.
	335
	336	{
	337	my $word = join('', @Neoalpha);
	338
	339	$word =~ /^(\w*)$/;
	340
	341	print 'not ' if ($1 ne $word);
	342	}
9fc9f3bf	343	print "ok 99\n";
8ebc5c01	344
	345	# Find places where the collation order differs from the default locale.
	346
9fc9f3bf	347	print "# testing 100\n";
8ebc5c01	348	{
	349	my (@k, $i, $j, @d);
	350
	351	{
	352	no locale;
	353
	354	@k = sort (keys %UPPER, keys %lower);
	355	}
	356
	357	for ($i = 0; $i < @k; $i++) {
	358	for ($j = $i + 1; $j < @k; $j++) {
	359	if ($iLocale{$k[$j]} < $iLocale{$k[$i]}) {
	360	push(@d, [$k[$j], $k[$i]]);
	361	}
	362	}
	363	}
	364
	365	# Cross-check those places.
	366
	367	for (@d) {
	368	($i, $j) = @$_;
	369	if ($i gt $j) {
9fc9f3bf	370	print "# failed 100 at:\n";
8ebc5c01	371	print "# i = $i, j = $j, i ",
	372	$i le $j ? 'le' : 'gt', " j\n";
	373	print 'not ';
	374	last;
	375	}
	376	}
	377	}
9fc9f3bf	378	print "ok 100\n";
8ebc5c01	379
	380	# Cross-check whole character set.
	381
9fc9f3bf	382	print "# testing 101\n";
8ebc5c01	383	for (map { chr } 0..255) {
	384	if (/\w/ and /\W/) { print 'not '; last }
	385	if (/\d/ and /\D/) { print 'not '; last }
	386	if (/\s/ and /\S/) { print 'not '; last }
	387	if (/\w/ and /\D/ and not /_/ and
	388	not (exists $UPPER{$_} or exists $lower{$_})) {
9fc9f3bf	389	print "# failed 101 at:\n";
774d564b	390	print "# ", ord($_), " '$_'\n";
8ebc5c01	391	print 'not ';
	392	last;
	393	}
	394	}
9fc9f3bf	395	print "ok 101\n";
8ebc5c01	396
fb73857a	397	# Test for read-onlys.
	398
	399	{
	400	no locale;
	401	$a = "qwerty";
	402	{
	403	use locale;
	404	print "not " if $a cmp "qwerty";
	405	}
	406	}
	407	print "ok 102\n";
	408
	409	# This test must be the last one because its failure is not fatal.
8ebc5c01	410	# The @Locale should be internally consistent.
90248788 TB	411	# Thanks to Hallvard Furuseth <h.b.furuseth@usit.uio.no>
	412	# for inventing a way to test for ordering consistency
	413	# without requiring any particular order.
	414	# ++$jhi;#@iki.fi
8ebc5c01	415
fb73857a	416	print "# testing 103\n";
8ebc5c01	417	{
90248788	418	my ($from, $to, $lesser, $greater, @test, %test, $test, $yes, $no, $sign);
8ebc5c01	419
	420	for (0..9) {
	421	# Select a slice.
	422	$from = int(($_*@Locale)/10);
	423	$to = $from + int(@Locale/10);
	424	$to = $#Locale if ($to > $#Locale);
	425	$lesser = join('', @Locale[$from..$to]);
	426	# Select a slice one character on.
	427	$from++; $to++;
	428	$to = $#Locale if ($to > $#Locale);
	429	$greater = join('', @Locale[$from..$to]);
90248788 TB	430	($yes, $no, $sign) = ($lesser lt $greater
	431	? (" ", "not ", 1)
	432	: ("not ", " ", -1));
	433	# all these tests should FAIL (return 0).
774d564b	434	@test =
774d564b	435	(
90248788 TB	436	$no.' ($lesser lt $greater)', # 0
90248788 TB	437	$no.' ($lesser le $greater)', # 1
fb73857a	438	'not ($lesser ne $greater)', # 2
fb73857a	439	' ($lesser eq $greater)', # 3
90248788 TB	440	$yes.' ($lesser ge $greater)', # 4
	441	$yes.' ($lesser gt $greater)', # 5
	442	$yes.' ($greater lt $lesser )', # 6
	443	$yes.' ($greater le $lesser )', # 7
fb73857a	444	'not ($greater ne $lesser )', # 8
fb73857a	445	' ($greater eq $lesser )', # 9
90248788 TB	446	$no.' ($greater ge $lesser )', # 10
	447	$no.' ($greater gt $lesser )', # 11
	448	'not (($lesser cmp $greater) == -$sign)' # 12
774d564b	449	);
	450	@test{@test} = 0 x @test;
	451	$test = 0;
	452	for my $ti (@test) { $test{$ti} = eval $ti ; $test \|\|= $test{$ti} }
	453	if ($test) {
fb73857a	454	print "# failed 103 at:\n";
774d564b	455	print "# lesser = '$lesser'\n";
774d564b	456	print "# greater = '$greater'\n";
90248788 TB	457	print "# lesser cmp greater = ", $lesser cmp $greater, "\n";
90248788 TB	458	print "# greater cmp lesser = ", $greater cmp $lesser, "\n";
774d564b	459	print "# (greater) from = $from, to = $to\n";
	460	for my $ti (@test) {
	461	printf("# %-40s %-4s", $ti,
	462	$test{$ti} ? 'FAIL' : 'ok');
	463	if ($ti =~ /\(\.(\$.+ +cmp +\$[^\)]+)\.\)/) {
	464	printf("(%s == %4d)", $1, eval $1);
	465	}
	466	print "\n";
	467	}
	468
fb73857a	469	warn "The locale definition on your system may have errors.\n";
8ebc5c01	470	last;
	471	}
	472	}
	473	}
90248788 TB	474
90248788 TB	475	# eof