254 lines
6.4 KiB
Perl
254 lines
6.4 KiB
Perl
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#!./perl
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my $PERLIO;
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BEGIN {
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chdir 't' if -d 't';
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require './test.pl';
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set_up_inc('../lib');
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skip_all_without_perlio();
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# FIXME - more of these could be tested without Encode or full perl
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skip_all_without_dynamic_extension('Encode');
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# Makes testing easier.
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$ENV{PERLIO} = 'stdio' if exists $ENV{PERLIO} && $ENV{PERLIO} eq '';
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skip_all("PERLIO='$ENV{PERLIO}' unknown")
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if exists $ENV{PERLIO} && $ENV{PERLIO} !~ /^(stdio|perlio|mmap)$/;
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$PERLIO = exists $ENV{PERLIO} ? $ENV{PERLIO} : "(undef)";
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}
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use Config;
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my $DOSISH = $^O =~ /^(?:MSWin32|os2|dos|NetWare)$/ ? 1 : 0;
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$DOSISH = 1 if !$DOSISH and $^O =~ /^uwin/;
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my $NONSTDIO = exists $ENV{PERLIO} && $ENV{PERLIO} ne 'stdio' ? 1 : 0;
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my $FASTSTDIO = $Config{d_faststdio} && $Config{usefaststdio} ? 1 : 0;
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my $UTF8_STDIN;
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if (${^UNICODE} & 1) {
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if (${^UNICODE} & 64) {
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# Conditional on the locale
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$UTF8_STDIN = ${^UTF8LOCALE};
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} else {
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# Unconditional
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$UTF8_STDIN = 1;
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}
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} else {
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$UTF8_STDIN = 0;
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}
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my $NTEST = 60 - (($DOSISH || !$FASTSTDIO) ? 7 : 0) - ($DOSISH ? 7 : 0)
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+ $UTF8_STDIN;
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sub PerlIO::F_UTF8 () { 0x00008000 } # from perliol.h
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plan tests => $NTEST;
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print <<__EOH__;
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# PERLIO = $PERLIO
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# DOSISH = $DOSISH
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# NONSTDIO = $NONSTDIO
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# FASTSTDIO = $FASTSTDIO
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# UNICODE = ${^UNICODE}
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# UTF8LOCALE = ${^UTF8LOCALE}
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# UTF8_STDIN = $UTF8_STDIN
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__EOH__
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{
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sub check {
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my ($result, $expected, $id) = @_;
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# An interesting dance follows where we try to make the following
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# IO layer stack setups to compare equal:
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#
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# PERLIO UNIX-like DOS-like
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#
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# unset / "" unix perlio / stdio [1] unix crlf
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# stdio unix perlio / stdio [1] stdio
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# perlio unix perlio unix perlio
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# mmap unix mmap unix mmap
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#
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# [1] "stdio" if Configure found out how to do "fast stdio" (depends
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# on the stdio implementation) and in Perl 5.8, otherwise "unix perlio"
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#
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if ($NONSTDIO) {
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# Get rid of "unix".
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shift @$result if $result->[0] eq "unix";
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# Change expectations.
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if ($FASTSTDIO) {
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$expected->[0] = $ENV{PERLIO};
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} else {
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$expected->[0] = $ENV{PERLIO} if $expected->[0] eq "stdio";
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}
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} elsif (!$FASTSTDIO && !$DOSISH) {
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splice(@$result, 0, 2, "stdio")
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if @$result >= 2 &&
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$result->[0] eq "unix" &&
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$result->[1] eq "perlio";
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} elsif ($DOSISH) {
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splice(@$result, 0, 2, "stdio")
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if @$result >= 2 &&
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$result->[0] eq "unix" &&
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$result->[1] eq "crlf";
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}
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if ($DOSISH && grep { $_ eq 'crlf' } @$expected) {
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# 5 tests potentially skipped because
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# DOSISH systems already have a CRLF layer
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# which will make new ones not stick.
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splice @$expected, 1, 1 if $expected->[1] eq 'crlf';
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}
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my $n = scalar @$expected;
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is(scalar @$result, $n, "$id - layers == $n");
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for (my $i = 0; $i < $n; $i++) {
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my $j = $expected->[$i];
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if (ref $j eq 'CODE') {
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ok($j->($result->[$i]), "$id - $i is ok");
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} else {
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is($result->[$i], $j,
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sprintf("$id - $i is %s",
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defined $j ? $j : "undef"));
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}
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}
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}
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check([ PerlIO::get_layers(STDIN) ],
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$UTF8_STDIN ? [ "stdio", "utf8" ] : [ "stdio" ],
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"STDIN");
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my $afile = tempfile();
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open(F, ">:crlf", $afile);
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check([ PerlIO::get_layers(F) ],
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[ qw(stdio crlf) ],
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"open :crlf");
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binmode(F, ":crlf");
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check([ PerlIO::get_layers(F) ],
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[ qw(stdio crlf) ],
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"binmode :crlf");
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binmode(F, ":encoding(cp1047)");
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check([ PerlIO::get_layers(F) ],
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[ qw[stdio crlf encoding(cp1047) utf8] ],
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":encoding(cp1047)");
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binmode(F, ":crlf");
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check([ PerlIO::get_layers(F) ],
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[ qw[stdio crlf encoding(cp1047) utf8 crlf utf8] ],
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":encoding(cp1047):crlf");
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binmode(F, ":pop:pop");
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check([ PerlIO::get_layers(F) ],
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[ qw(stdio crlf) ],
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":pop");
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binmode(F, ":raw");
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check([ PerlIO::get_layers(F) ],
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[ "stdio" ],
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":raw");
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binmode(F, ":utf8");
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check([ PerlIO::get_layers(F) ],
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[ qw(stdio utf8) ],
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":utf8");
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binmode(F, ":bytes");
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check([ PerlIO::get_layers(F) ],
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[ "stdio" ],
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":bytes");
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binmode(F, ":encoding(utf8)");
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check([ PerlIO::get_layers(F) ],
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[ qw[stdio encoding(utf8) utf8] ],
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":encoding(utf8)");
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binmode(F, ":raw :crlf");
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check([ PerlIO::get_layers(F) ],
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[ qw(stdio crlf) ],
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":raw:crlf");
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binmode(F, ":raw :encoding(latin1)"); # "latin1" will be canonized
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# 7 tests potentially skipped.
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unless ($DOSISH || !$FASTSTDIO) {
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my @results = PerlIO::get_layers(F, details => 1);
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# Get rid of the args and the flags.
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splice(@results, 1, 2) if $NONSTDIO;
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check([ @results ],
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[ "stdio", undef, sub { $_[0] > 0 },
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"encoding", "iso-8859-1", sub { $_[0] & PerlIO::F_UTF8() } ],
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":raw:encoding(latin1)");
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}
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binmode(F);
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check([ PerlIO::get_layers(F) ],
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[ "stdio" ],
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"binmode");
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# RT78844
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{
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local $@ = "foo";
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binmode(F, ":encoding(utf8)");
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is( $@, "foo", '$@ not clobbered by binmode and :encoding');
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}
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close F;
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{
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use open(IN => ":crlf", OUT => ":encoding(cp1252)");
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open F, '<', $afile;
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open G, '>', $afile;
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check([ PerlIO::get_layers(F, input => 1) ],
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[ qw(stdio crlf) ],
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"use open IN");
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check([ PerlIO::get_layers(G, output => 1) ],
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[ qw[stdio encoding(cp1252) utf8] ],
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"use open OUT");
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close F;
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close G;
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}
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# Check that PL_sigwarn's reference count is correct, and that
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# &PerlIO::Layer::NoWarnings isn't prematurely freed.
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fresh_perl_like (<<"EOT", qr/^CODE/, {}, "Check PL_sigwarn's reference count");
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open(UTF, "<:raw:encoding(utf8)", '$afile') or die \$!;
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print ref *PerlIO::Layer::NoWarnings{CODE};
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EOT
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# [perl #97956] Not calling FETCH all the time on tied variables
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my $f;
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sub TIESCALAR { bless [] }
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sub FETCH { ++$f; $_[0][0] = $_[1] }
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sub STORE { $_[0][0] }
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tie my $t, "";
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$t = *f;
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$f = 0; PerlIO::get_layers $t;
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is $f, 1, '1 fetch on tied glob';
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$t = \*f;
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$f = 0; PerlIO::get_layers $t;
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is $f, 1, '1 fetch on tied globref';
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$t = *f;
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$f = 0; PerlIO::get_layers \$t;
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is $f, 1, '1 fetch on referenced tied glob';
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$t = '';
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$f = 0; PerlIO::get_layers $t;
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is $f, 1, '1 fetch on tied string';
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# No distinction between nums and strings
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open "12", "<:crlf", "test.pl" or die "$0 cannot open test.pl: $!";
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ok PerlIO::get_layers(12), 'str/num arguments are treated identically';
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}
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