freebsd-dev/contrib/perl5/t/lib/filehand.t
2002-03-16 20:14:30 +00:00

92 lines
1.6 KiB
Perl
Executable File

#!./perl
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require Config; import Config;
if ($Config{'extensions'} !~ /\bIO\b/ && $^O ne 'VMS') {
print "1..0\n";
exit 0;
}
}
use FileHandle;
use strict subs;
autoflush STDOUT 1;
$mystdout = new_from_fd FileHandle 1,"w";
$| = 1;
autoflush $mystdout;
print "1..11\n";
print $mystdout "ok ".fileno($mystdout)."\n";
$fh = (new FileHandle "./TEST", O_RDONLY
or new FileHandle "TEST", O_RDONLY)
and print "ok 2\n";
$buffer = <$fh>;
print $buffer eq "#!./perl\n" ? "ok 3\n" : "not ok 3\n";
ungetc $fh ord 'A';
CORE::read($fh, $buf,1);
print $buf eq 'A' ? "ok 4\n" : "not ok 4\n";
close $fh;
$fh = new FileHandle;
print "not " unless ($fh->open("< TEST") && <$fh> eq $buffer);
print "ok 5\n";
$fh->seek(0,0);
print "#possible mixed CRLF/LF in t/TEST\nnot " unless (<$fh> eq $buffer);
print "ok 6\n";
$fh->seek(0,2);
$line = <$fh>;
print "not " if (defined($line) || !$fh->eof);
print "ok 7\n";
print "not " unless ($fh->open("TEST","r") && !$fh->tell && $fh->close);
print "ok 8\n";
autoflush STDOUT 0;
print "not " if ($|);
print "ok 9\n";
autoflush STDOUT 1;
print "not " unless ($|);
print "ok 10\n";
if ($^O eq 'dos')
{
printf("ok %d\n",11);
exit(0);
}
($rd,$wr) = FileHandle::pipe;
if ($^O eq 'VMS' || $^O eq 'os2' || $^O eq 'amigaos' || $^O eq 'MSWin32' ||
$Config{d_fork} ne 'define') {
$wr->autoflush;
$wr->printf("ok %d\n",11);
print $rd->getline;
}
else {
if (fork) {
$wr->close;
print $rd->getline;
}
else {
$rd->close;
$wr->printf("ok %d\n",11);
exit(0);
}
}