}
}
+use strict;
+use warnings;
no utf8; # Ironic, no?
# NOTE!
#
#
-plan tests => 143;
-
{
# bug id 20001009.001
}
{
- use warnings;
- use strict;
-
my $show = q(
sub show {
my $result;
SKIP: {
skip("Embedded UTF-8 does not work in EBCDIC", 1) if ord("A") == 193;
use utf8;
- eval qq{is(q \xc3\xbc test \xc3\xbc, qq\xc2\xb7 test \xc2\xb7,
- "utf8 quote delimiters [perl #16823]");};
+ is eval qq{q \xc3\xbc test \xc3\xbc . qq\xc2\xb7 test \xc2\xb7},
+ ' test test ',
+ "utf8 quote delimiters [perl #16823]";
}
# Test the "internals".
ok( utf8::is_utf8($c), "utf8::is_utf8 unicode");
is(utf8::upgrade($a), 1, "utf8::upgrade basic");
- is(utf8::upgrade($b), 2, "utf8::upgrade beyond");
+ if (ord('A') == 193) { # EBCDIC.
+ is(utf8::upgrade($b), 1, "utf8::upgrade beyond");
+ } else {
+ is(utf8::upgrade($b), 2, "utf8::upgrade beyond");
+ }
is(utf8::upgrade($c), 2, "utf8::upgrade unicode");
is($a, "A", "basic");
utf8::encode($c);
is($a, "A", "basic");
- is(length($b), 2, "beyond length");
+ if (ord('A') == 193) { # EBCDIC.
+ is(length($b), 1, "beyond length");
+ } else {
+ is(length($b), 2, "beyond length");
+ }
is(length($c), 2, "unicode length");
ok(utf8::valid($a), "utf8::valid basic");
ok(utf8::valid($c), " utf8::valid unicode");
ok(!utf8::is_utf8($a), "!utf8::is_utf8 basic");
- ok( utf8::is_utf8($b), " utf8::is_utf8 beyond"); # $b stays in UTF-8.
+ if (ord('A') == 193) { # EBCDIC.
+ ok( utf8::is_utf8(pack('U',0x0ff)), " utf8::is_utf8 beyond");
+ } else {
+ ok( utf8::is_utf8($b), " utf8::is_utf8 beyond"); # $b stays in UTF-8.
+ }
ok( utf8::is_utf8($c), " utf8::is_utf8 unicode");
}
+
+{
+ eval {utf8::encode("£")};
+ like($@, qr/^Modification of a read-only value attempted/,
+ "utf8::encode should refuse to touch read-only values");
+}
+
+{
+ # Make sure utf8::decode respects copy-on-write [perl #91834].
+ # Hash keys are the easiest way to test this.
+ my $name = "\x{c3}\x{b3}";
+ my ($k1) = keys %{ { $name=>undef } };
+ my $k2 = $name;
+ utf8::decode($k1);
+ utf8::decode($k2);
+ my $h = { $k1 => 1, $k2 => 2 };
+ is join('', keys %$h), $k2, 'utf8::decode respects copy-on-write';
+}
+
+{
+ # Make sure utf8::decode does not modify read-only scalars
+ # [perl #91850].
+
+ my $name = "\x{c3}\x{b3}";
+ Internals::SvREADONLY($name, 1);
+ eval { utf8::decode($name) };
+ like $@, qr/^Modification of a read-only/,
+ 'utf8::decode respects readonliness';
+}
+
+{
+ # utf8::decode should stringify refs [perl #91852].
+
+ package eieifg { use overload '""' => sub { "\x{c3}\x{b3}" },
+ fallback => 1 }
+
+ my $name = bless[], eieifg::;
+ utf8::decode($name);
+ is $name, "\xf3", 'utf8::decode flattens references';
+}
+
+{
+ # What do the utf8::* functions do when given a reference? A test
+ # for a behavior change that made this start dying as of
+ # v5.15.6-407-gc710240 due to a fix for [perl #91852]:
+ #
+ # ./miniperl -Ilib -wle 'use strict; print $]; my $s = shift; my $s_ref = \$s; utf8::decode($s_ref); print $$s_ref' hlagh
+ my %expected = (
+ 'utf8::is_utf8' => { returns => "hlagh" },
+ 'utf8::valid' => { returns => "hlagh" },
+ 'utf8::encode' => { error => qr/Can't use string .*? as a SCALAR ref/},
+ 'utf8::decode' => { error => qr/Can't use string .*? as a SCALAR ref/},
+ 'utf8::upgrade' => { error => qr/Can't use string .*? as a SCALAR ref/ },
+ 'utf8::downgrade' => { returns => "hlagh" },
+ 'utf8::native_to_unicode' => { returns => "hlagh" },
+ 'utf8::unicode_to_native' => { returns => "hlagh" },
+ );
+ for my $func (sort keys %expected) { # sort just so it's deterministic wrt diffing *.t output
+ my $code = sprintf q[
+ use strict;
+ my $s = "hlagh";
+ my $r = \$s;
+ %s($r);
+ $$r;
+ ], $func;
+ my $ret = eval $code or my $error = $@;
+ if (my $error_rx = $expected{$func}->{error}) {
+ if (defined $error) {
+ like $error, $error_rx, "The $func function should die with an error matching $error_rx";
+ } else {
+ fail("We were expecting an error when calling the $func function but got a value of '$ret' instead");
+ }
+ } elsif (my $returns = $expected{$func}->{returns}) {
+ is($ret, $returns, "The $func function lives and returns '$returns' as expected");
+ } else {
+ die "PANIC: Internal Error"
+ }
+ }
+}
+
+{
+ my $a = "456\xb6";
+ utf8::upgrade($a);
+
+ my $b = "123456\xb6";
+ $b =~ s/^...//;
+ utf8::upgrade($b);
+ is($b, $a, "utf8::upgrade OffsetOK");
+}
+
+{
+ fresh_perl_like ('use utf8; utf8::moo()',
+ qr/Undefined subroutine utf8::moo/, {stderr=>1},
+ "Check Carp is loaded for AUTOLOADing errors")
+}
+
+{
+ # failure of is_utf8_char() without NATIVE_TO_UTF on EBCDIC (0260..027F)
+ ok(utf8::valid(chr(0x250)), "0x250");
+ ok(utf8::valid(chr(0x260)), "0x260");
+ ok(utf8::valid(chr(0x270)), "0x270");
+ ok(utf8::valid(chr(0x280)), "0x280");
+}
+
+{
+ use utf8;
+ ok( !utf8::is_utf8( "asd" ), "Wasteful format - qq{}" );
+ ok( !utf8::is_utf8( 'asd' ), "Wasteful format - q{}" );
+ ok( !utf8::is_utf8( qw(asd) ), "Wasteful format - qw{}" );
+ ok( !utf8::is_utf8( (asd => 1)[0] ), "Wasteful format - =>" );
+ ok( !utf8::is_utf8( -asd ), "Wasteful format - -word" );
+ no warnings 'bareword';
+ ok( !utf8::is_utf8( asd:: ), "Wasteful format - word::" );
+ no warnings 'reserved';
+ no strict 'subs';
+ ok( !utf8::is_utf8( asd ), "Wasteful format - bareword" );
+}
+
+{
+ my @highest =
+ (undef, 0x7F, 0x7FF, 0xFFFF, 0x1FFFFF, 0x3FFFFFF, 0x7FFFFFFF);
+ my @step =
+ (undef, undef, 0x40, 0x1000, 0x40000, 0x1000000, 0x40000000);
+
+ foreach my $length (6, 5, 4, 3, 2) {
+ my $high = $highest[$length];
+ while ($high > $highest[$length - 1]) {
+ my $low = $high - $step[$length] + 1;
+ $low = $highest[$length - 1] + 1 if $low <= $highest[$length - 1];
+ ok(utf8::valid(do {no warnings 'utf8'; chr $low}),
+ sprintf "chr %x, length $length is valid", $low);
+ ok(utf8::valid(do {no warnings 'utf8'; chr $high}),
+ sprintf "chr %x, length $length is valid", $high);
+ $high -= $step[$length];
+ }
+ }
+}
+
+# #80190 update pos, and cached length/position-mapping after
+# utf8 upgrade/downgrade, encode/decode
+
+for my $pos (0..5) {
+
+ my $p;
+ my $s = "A\xc8\x81\xe8\xab\x86\x{100}";
+ chop($s);
+
+ pos($s) = $pos;
+ # also sets cache
+ is(length($s), 6, "(pos $pos) len before utf8::downgrade");
+ is(pos($s), $pos, "(pos $pos) pos before utf8::downgrade");
+ utf8::downgrade($s);
+ is(length($s), 6, "(pos $pos) len after utf8::downgrade");
+ is(pos($s), $pos, "(pos $pos) pos after utf8::downgrade");
+ is($s, "A\xc8\x81\xe8\xab\x86","(pos $pos) str after utf8::downgrade");
+ utf8::decode($s);
+ is(length($s), 3, "(pos $pos) len after D; utf8::decode");
+ is(pos($s), undef, "(pos $pos) pos after D; utf8::decode");
+ is($s, "A\x{201}\x{8ac6}", "(pos $pos) str after D; utf8::decode");
+ utf8::encode($s);
+ is(length($s), 6, "(pos $pos) len after D; utf8::encode");
+ is(pos($s), undef, "(pos $pos) pos after D; utf8::encode");
+ is($s, "A\xc8\x81\xe8\xab\x86","(pos $pos) str after D; utf8::encode");
+
+ $s = "A\xc8\x81\xe8\xab\x86";
+
+ pos($s) = $pos;
+ is(length($s), 6, "(pos $pos) len before utf8::upgrade");
+ is(pos($s), $pos, "(pos $pos) pos before utf8::upgrade");
+ utf8::upgrade($s);
+ is(length($s), 6, "(pos $pos) len after utf8::upgrade");
+ is(pos($s), $pos, "(pos $pos) pos after utf8::upgrade");
+ is($s, "A\xc8\x81\xe8\xab\x86","(pos $pos) str after utf8::upgrade");
+ utf8::decode($s);
+ is(length($s), 3, "(pos $pos) len after U; utf8::decode");
+ is(pos($s), undef, "(pos $pos) pos after U; utf8::decode");
+ is($s, "A\x{201}\x{8ac6}", "(pos $pos) str after U; utf8::decode");
+ utf8::encode($s);
+ is(length($s), 6, "(pos $pos) len after U; utf8::encode");
+ is(pos($s), undef, "(pos $pos) pos after U; utf8::encode");
+ is($s, "A\xc8\x81\xe8\xab\x86","(pos $pos) str after U; utf8::encode");
+}
+
+# [perl #119043] utf8::upgrade should not croak on read-only COWs
+for(__PACKAGE__) {
+ eval { utf8::upgrade($_) };
+ is $@, "", 'no error with utf8::upgrade on read-only COW';
+}
+# This one croaks, but not because the scalar is read-only
+eval "package \x{100};\n" . <<'END'
+ for(__PACKAGE__) {
+ eval { utf8::downgrade($_) };
+ ::like $@, qr/^Wide character/,
+ 'right error with utf8::downgrade on read-only COW';
+ }
+ 1
+END
+or die $@;
+
+done_testing();