6 push @INC, "::lib:$MacPerl::Architecture:" if $^O eq 'MacOS';
7 require Config; import Config;
10 use Test::More tests => 16;
12 # open::import expects 'open' as its first argument, but it clashes with open()
14 open::import( 'open', @_ );
17 # can't use require_ok() here, with a name like 'open'
18 ok( require 'open.pm', 'requiring open' );
22 like( $@, qr/needs explicit list of PerlIO layers/,
23 'import should fail without args' );
25 # the hint bits shouldn't be set yet
26 is( $^H & $open::hint_bits, 0,
27 'hint bits should not be set in $^H before open import' );
29 # prevent it from loading I18N::Langinfo, so we can test encoding failures
31 local $SIG{__WARN__} = sub {
35 # and it shouldn't be able to find this layer
37 eval q{ no warnings 'layer'; use open IN => ':macguffin' ; };
39 'should not warn about unknown layer with bad layer provided' );
42 eval q{ use warnings 'layer'; use open IN => ':macguffin' ; };
43 like( $warn, qr/Unknown PerlIO layer/,
44 'should warn about unknown layer with bad layer provided' );
46 # open :locale logic changed since open 1.04, new logic
47 # difficult to test portably.
49 # see if it sets the magic variables appropriately
50 import( 'IN', ':crlf' );
51 ok( $^H & $open::hint_bits,
52 'hint bits should be set in $^H after open import' );
53 is( $^H{'open_IN'}, 'crlf', 'should have set crlf layer' );
55 # it should reset them appropriately, too
56 import( 'IN', ':raw' );
57 is( $^H{'open_IN'}, 'raw', 'should have reset to raw layer' );
59 # it dies if you don't set IN, OUT, or IO
60 eval { import( 'sideways', ':raw' ) };
61 like( $@, qr/Unknown PerlIO layer class/, 'should croak with unknown class' );
63 # but it handles them all so well together
64 import( 'IO', ':raw :crlf' );
65 is( ${^OPEN}, ":raw :crlf\0:raw :crlf",
66 'should set multi types, multi layer' );
67 is( $^H{'open_IO'}, 'crlf', 'should record last layer set in %^H' );
70 skip("no perlio, no :utf8", 4) unless (find PerlIO::Layer 'perlio');
78 is(ord(<I>), 0x100, ":utf8 single wide character round-trip");
83 @a = map { chr(1 << ($_ << 2)) } 0..5; # 0x1, 0x10, .., 0x100000
84 unshift @a, chr(0); # ... and a null byte in front just for fun
90 sysseek($_[0], 0, SEEK_CUR);
93 require bytes; # not use
97 open F, "<:utf8", "a";
101 ($c = sysread(F, $b, 1)) == 1 &&
103 ord($b) == ord($_) &&
104 systell(F) == ($a += bytes::length($b))
106 print '# ord($_) == ', ord($_), "\n";
107 print '# ord($b) == ', ord($b), "\n";
108 print '# length($b) == ', length($b), "\n";
109 print '# bytes::length($b) == ', bytes::length($b), "\n";
110 print '# systell(F) == ', systell(F), "\n";
111 print '# $a == ', $a, "\n";
112 print '# $c == ', $c, "\n";
119 "on :utf8 streams sysread() should work on characters, not bytes");
121 # syswrite() on should work on characters, not bytes
122 open G, ">:utf8", "b";
126 ($c = syswrite(G, $_, 1)) == 1 &&
127 systell(G) == ($a += bytes::length($_))
129 print '# ord($_) == ', ord($_), "\n";
130 print '# bytes::length($_) == ', bytes::length($_), "\n";
131 print '# systell(G) == ', systell(G), "\n";
132 print '# $a == ', $a, "\n";
133 print '# $c == ', $c, "\n";
141 "on :utf8 streams syswrite() should work on characters, not bytes");
143 open G, "<:utf8", "b";
147 ($c = sysread(G, $b, 1)) == 1 &&
149 ord($b) == ord($_) &&
150 systell(G) == ($a += bytes::length($_))
152 print '# ord($_) == ', ord($_), "\n";
153 print '# ord($b) == ', ord($b), "\n";
154 print '# length($b) == ', length($b), "\n";
155 print '# bytes::length($b) == ', bytes::length($b), "\n";
156 print '# systell(G) == ', systell(G), "\n";
157 print '# $a == ', $a, "\n";
158 print '# $c == ', $c, "\n";
165 "checking syswrite() output on :utf8 streams by reading it back in");
169 skip("no perlio", 1) unless (find PerlIO::Layer 'perlio');
170 use open IN => ':non-existent';
172 require Symbol; # Anything that exists but we havn't loaded
174 like($@, qr/Can't locate Symbol|Recursive call/i,
175 "test for an endless loop in PerlIO_find_layer");
179 1 while unlink "utf8";
184 # the test cases beyond __DATA__ need to be executed separately
187 $ENV{LC_ALL} = 'nonexistent.euc';
188 eval { open::_get_locale_encoding() };
189 like( $@, qr/too ambiguous/, 'should die with ambiguous locale encoding' );
191 # the special :locale layer
192 $ENV{LC_ALL} = $ENV{LANG} = 'ru_RU.KOI8-R';
193 # the :locale will probe the locale environment variables like LANG
194 use open OUT => ':locale';
196 print O chr(0x430); # Unicode CYRILLIC SMALL LETTER A = KOI8-R 0xc1
199 printf "%#x\n", ord(<I>), "\n"; # this should print 0xc1