Plan 9 from Bell Labs’s /usr/web/sources/contrib/gabidiaz/root/sys/src/cmd/perl/t/io/binmode.t

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Distributed under the MIT License.
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#!./perl -w

BEGIN {
    chdir 't' if -d 't';
    @INC = qw(. ../lib);
}

use Config;

require "test.pl";
plan(tests => 8);

ok( binmode(STDERR),            'STDERR made binary' );
if (find PerlIO::Layer 'perlio') {
  ok( binmode(STDERR, ":unix"),   '  with unix discipline' );
} else {
  ok(1,   '  skip unix discipline without PerlIO layers' );
}
ok( binmode(STDERR, ":raw"),    '  raw' );
ok( binmode(STDERR, ":crlf"),   '  and crlf' );

# If this one fails, we're in trouble.  So we just bail out.
ok( binmode(STDOUT),            'STDOUT made binary' )      || exit(1);
if (find PerlIO::Layer 'perlio') {
  ok( binmode(STDOUT, ":unix"),   '  with unix discipline' );
} else {
  ok(1,   '  skip unix discipline without PerlIO layers' );
}
ok( binmode(STDOUT, ":raw"),    '  raw' );
ok( binmode(STDOUT, ":crlf"),   '  and crlf' );

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