| 1 | #!./perl |
| 2 | |
| 3 | BEGIN { |
| 4 | chdir 't' if -d 't'; |
| 5 | @INC = '../lib'; |
| 6 | require './test.pl'; |
| 7 | unless (find PerlIO::Layer 'perlio') { |
| 8 | print "1..0 # Skip: not perlio\n"; |
| 9 | exit 0; |
| 10 | } |
| 11 | if (exists $ENV{PERLIO} && $ENV{PERLIO} !~ /^(stdio|perlio|mmap)$/) { |
| 12 | print "1..0 # PERLIO='$ENV{PERLIO}' unknown\n"; |
| 13 | exit 0; |
| 14 | } |
| 15 | } |
| 16 | |
| 17 | plan tests => 43; |
| 18 | |
| 19 | use Config; |
| 20 | |
| 21 | my $DOSISH = $^O =~ /^(?:MSWin32|cygwin|os2|dos|NetWare|mint)$/; |
| 22 | my $NONSTDIO = exists $ENV{PERLIO} && $ENV{PERLIO} ne 'stdio'; |
| 23 | |
| 24 | SKIP: { |
| 25 | skip("This perl does not have Encode", 43) |
| 26 | unless " $Config{extensions} " =~ / Encode /; |
| 27 | |
| 28 | sub check { |
| 29 | my ($result, $expected, $id) = @_; |
| 30 | if ($NONSTDIO) { |
| 31 | # Get rid of "unix". |
| 32 | shift @$result if $result->[0] eq "unix"; |
| 33 | # Change expectations. |
| 34 | $expected->[0] = $ENV{PERLIO} if $expected->[0] eq "stdio"; |
| 35 | } elsif ($DOSISH) { |
| 36 | splice(@$result, 0, 2, "stdio") |
| 37 | if $result->[0] eq "unix" && |
| 38 | $result->[1] eq "crlf"; |
| 39 | } |
| 40 | my $n = scalar @$expected; |
| 41 | is($n, scalar @$expected, "$id - layers = $n"); |
| 42 | for (my $i = 0; $i < $n; $i++) { |
| 43 | my $j = $expected->[$i]; |
| 44 | if (ref $j eq 'CODE') { |
| 45 | ok($j->($result->[$i]), "$id - $i is ok"); |
| 46 | } else { |
| 47 | is($result->[$i], $j, |
| 48 | sprintf("$id - $i is %s", |
| 49 | defined $j ? $j : "undef")); |
| 50 | } |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | check([ PerlIO::get_layers(STDIN) ], |
| 55 | [ "stdio" ], |
| 56 | "STDIN"); |
| 57 | |
| 58 | open(F, ">:crlf", "afile"); |
| 59 | |
| 60 | check([ PerlIO::get_layers(F) ], |
| 61 | [ qw(stdio crlf) ], |
| 62 | "open :crlf"); |
| 63 | |
| 64 | binmode(F, ":encoding(sjis)"); # "sjis" will be canonized to "shiftjis" |
| 65 | |
| 66 | check([ PerlIO::get_layers(F) ], |
| 67 | [ qw[stdio crlf encoding(shiftjis) utf8] ], |
| 68 | ":encoding(sjis)"); |
| 69 | |
| 70 | binmode(F, ":pop"); |
| 71 | |
| 72 | check([ PerlIO::get_layers(F) ], |
| 73 | [ qw(stdio crlf) ], |
| 74 | ":pop"); |
| 75 | |
| 76 | binmode(F, ":raw"); |
| 77 | |
| 78 | check([ PerlIO::get_layers(F) ], |
| 79 | [ "stdio" ], |
| 80 | ":raw"); |
| 81 | |
| 82 | binmode(F, ":pop") if $DOSISH; # Drop one extra :crlf. |
| 83 | binmode(F, ":utf8"); |
| 84 | |
| 85 | check([ PerlIO::get_layers(F) ], |
| 86 | [ qw(stdio utf8) ], |
| 87 | ":utf8"); |
| 88 | |
| 89 | binmode(F, ":bytes"); |
| 90 | |
| 91 | check([ PerlIO::get_layers(F) ], |
| 92 | [ "stdio" ], |
| 93 | ":bytes"); |
| 94 | |
| 95 | binmode(F, ":encoding(utf8)"); |
| 96 | |
| 97 | check([ PerlIO::get_layers(F) ], |
| 98 | [ qw[stdio encoding(utf8) utf8] ], |
| 99 | ":encoding(utf8)"); |
| 100 | |
| 101 | binmode(F, ":raw :crlf"); |
| 102 | |
| 103 | check([ PerlIO::get_layers(F) ], |
| 104 | [ qw(stdio crlf) ], |
| 105 | ":raw:crlf"); |
| 106 | |
| 107 | binmode(F, ":raw :encoding(latin1)"); # "latin1" will be canonized |
| 108 | |
| 109 | SKIP: { |
| 110 | skip("too complex layer coreography", 7) if $DOSISH; |
| 111 | |
| 112 | my @results = PerlIO::get_layers(F, details => 1); |
| 113 | |
| 114 | # Get rid of the args and the flags. |
| 115 | splice(@results, 1, 2) if $NONSTDIO; |
| 116 | |
| 117 | check([ @results ], |
| 118 | [ "stdio", undef, sub { $_[0] > 0 }, |
| 119 | "encoding", "iso-8859-1", sub { $_[0] & PerlIO::F_UTF8() } ], |
| 120 | ":raw:encoding(latin1)"); |
| 121 | } |
| 122 | |
| 123 | binmode(F); |
| 124 | |
| 125 | check([ PerlIO::get_layers(F) ], |
| 126 | [ "stdio" ], |
| 127 | "binmode"); |
| 128 | |
| 129 | close F; |
| 130 | |
| 131 | { |
| 132 | use open(IN => ":crlf", OUT => ":encoding(cp1252)"); |
| 133 | |
| 134 | open F, "<afile"; |
| 135 | open G, ">afile"; |
| 136 | |
| 137 | check([ PerlIO::get_layers(F, input => 1) ], |
| 138 | [ qw(stdio crlf) ], |
| 139 | "use open IN"); |
| 140 | |
| 141 | check([ PerlIO::get_layers(G, output => 1) ], |
| 142 | [ qw[stdio encoding(cp1252) utf8] ], |
| 143 | "use open OUT"); |
| 144 | |
| 145 | close F; |
| 146 | close G; |
| 147 | } |
| 148 | |
| 149 | 1 while unlink "afile"; |
| 150 | } |