- seek($in, 0, SEEK_SET);
- open my $out, '+<', undef or BAIL_OUT "open(+<): $!";
- my $pid = spawn(\@cmd, {}, { 0 => $in, 1 => $out });
- is(waitpid($pid, 0), $pid, 'waitpid succeeds on hash-object');
+ seek($in, 0, SEEK_SET) or die "seek: $!";
+ chomp(my $hashed_obj = xqx(\@cmd, undef, { 0 => $in }));