6 unless (find PerlIO::Layer 'perlio') {
7 print "1..0 # Skip: not perlio\n";
12 no utf8; # needed for use utf8 not griping about the raw octets
20 open(F,"+>:utf8",'a');
21 print F chr(0x100).'£';
22 ok( tell(F) == 4, tell(F) );
24 ok( tell(F) >= 5, tell(F) );
26 ok( getc(F) eq chr(0x100) );
28 ok( getc(F) eq "\n" );
32 if (ord('A') == 193) { $chr = chr(0x8c); } # EBCDIC
33 ok( getc(F) eq $chr );
35 if (ord('A') == 193) { $chr = chr(0x41); } # EBCDIC
36 ok( getc(F) eq $chr );
38 if (ord('A') == 193) { $chr = chr(0x80); } # EBCDIC
39 ok( getc(F) eq $chr );
41 if (ord('A') == 193) { $chr = chr(0x44); } # EBCDIC
42 ok( getc(F) eq $chr );
43 ok( getc(F) eq "\n" );
46 ok( scalar(<F>) eq "\x{100}£\n" );
49 $count = read(F,$buf,2,1);
51 ok( $buf eq "\x{200}\x{100}£" );
55 $a = chr(300); # This *is* UTF-encoded
56 $b = chr(130); # This is not.
58 open F, ">:utf8", 'a' or die $!;
62 open F, "<:utf8", 'a' or die $!;
67 open F, "a" or die $!; # Not UTF
71 $chr = chr(196).chr(172);
72 if (ord('A') == 193) { $chr = chr(141).chr(83); } # EBCDIC
76 open F, ">:utf8", 'a' or die $!;
77 binmode(F); # we write a "\n" and then tell() - avoid CRLF issues.
78 binmode(F,":utf8"); # turn UTF-8-ness back on
82 { use bytes; $y = length($a);}
86 { # Check byte length of $b
87 use bytes; my $y = length($b);
91 print F $b,"\n"; # Don't upgrades $b
93 { # Check byte length of $b
94 use bytes; my $y = length($b);
100 { use bytes; if (ord('A')==193){$y += 2;}else{$y += 3;}} # EBCDIC ASCII
106 open F, "a" or die $!; # Not UTF
107 binmode(F, ":bytes");
110 $chr = v196.172.194.130;
111 if (ord('A') == 193) { $chr = v141.83.130; } # EBCDIC
112 ok( $x eq $chr, sprintf('(%vd)', $x) );
114 open F, "<:utf8", "a" or die $!;
118 ok( $x eq chr(300).chr(130), sprintf('(%vd)', $x) );
120 open F, ">", "a" or die $!;
121 if (${^OPEN} =~ /:utf8/) {
122 binmode(F, ":bytes:");
125 # Now let's make it suffer.
129 local $SIG{__WARN__} = sub { $w = $_[0] };
131 ok( !($@ || $w !~ /Wide character in print/i) );
135 # Hm. Time to get more evil.
136 open F, ">:utf8", "a" or die $!;
138 binmode(F, ":bytes");
139 print F chr(130)."\n";
142 open F, "<", "a" or die $!;
143 binmode(F, ":bytes");
146 if (ord('A') == 193) { $chr = v141.83.130; } # EBCDIC
150 open F, ">:utf8", "a" or die $!;
153 open F, ">>", "a" or die $!;
154 print F chr(130)."\n";
157 open F, "<", "a" or die $!;
161 # Now we have a deformed file.
163 if (ord('A') == 193) {
164 skip( "EBCDIC doesn't complain" );
166 open F, "<:utf8", "a" or die $!;
168 local $SIG{__WARN__} = sub { ok( 1 ) };
169 eval { sprintf "%vd\n", $x };
175 open F, ">:utf8", "a";
176 @a = map { chr(1 << ($_ << 2)) } 0..5; # 0x1, 0x10, .., 0x100000
177 unshift @a, chr(0); # ... and a null byte in front just for fun
183 # read() should work on characters, not bytes
184 open F, "<:utf8", "a";
187 unless (($c = read(F, $b, 1) == 1) &&
189 ord($b) == ord($_) &&
190 tell(F) == ($a += bytes::length($b))) {
191 print '# ord($_) == ', ord($_), "\n";
192 print '# ord($b) == ', ord($b), "\n";
193 print '# length($b) == ', length($b), "\n";
194 print '# bytes::length($b) == ', bytes::length($b), "\n";
195 print '# tell(F) == ', tell(F), "\n";
196 print '# $a == ', $a, "\n";
197 print '# $c == ', $c, "\n";
206 # Check that warnings are on on I/O, and that they can be muffled.
208 local $SIG{__WARN__} = sub { $@ = shift };
212 binmode(F, ":bytes");
216 like( $@, 'Wide character in print' );
219 open F, ">:utf8", "a";
246 binmode(F, ":bytes");
250 like( $@, 'Wide character in print' );
254 open F, ">:bytes","a"; print F "\xde"; close F;
256 open F, "<:bytes", "a";
259 ok( $b eq chr(0x100).chr(0xde), "21395 '.= <>' utf8 vs. bytes" );
264 open F, ">:utf8","a"; print F chr 0x100; close F;
266 open F, "<:utf8", "a";
269 ok( $b eq chr(0xde).chr(0x100), "21395 '.= <>' bytes vs. utf8" );
274 my @a = ( [ 0x007F, "bytes" ],
277 [ 0x0100, "utf8" ] );
281 # print "# @$u - @$v\n";
283 binmode(F, ":" . $u->[1]);
284 print F chr($u->[0]);
288 binmode(F, ":" . $u->[1]);
290 my $s = chr($v->[0]);
291 utf8::upgrade($s) if $v->[1] eq "utf8";
294 ok( $s eq chr($v->[0]) . chr($u->[0]), 'rcatline utf8' );
302 # sysread() and syswrite() tested in lib/open.t since Fnctl is used