03_longfetch.t revision 7c478bd95313f5f23a4c958a745db2134aa03244
#!/usr/bin/perl
#
# Make sure we can fetch a record in the middle of the file
# before we've ever looked at any records before it
#
# Make sure fetching past the end of the file returns the undefined value
#
# (tests _fill_offsets_to() )
#
my $file = "tf$$.txt";
$: = Tie::File::_default_recsep();
my $data = "rec0$:rec1$:rec2$:";
print "1..8\n";
my $N = 1;
use Tie::File;
print "ok $N\n"; $N++;
open F, "> $file" or die $!;
binmode F;
print F $data;
close F;
my $o = tie @a, 'Tie::File', $file, autochomp => 0;
print $o ? "ok $N\n" : "not ok $N\n";
$N++;
$: = $o->{recsep};
my $n;
# 3-5
for (2, 1, 0) {
my $rec = $a[$_];
print $rec eq "rec$_$:" ? "ok $N\n" : "not ok $N # rec=<$rec> ?\n";
$N++;
}
# 6-8
for (3, 4, 6) {
my $rec = $a[$_];
print ((not defined $rec) ? "ok $N\n" : "not ok $N # rec=<$rec> is defined\n");
$N++;
}
END {
undef $o;
untie @a;
1 while unlink $file;
}