use Test::More tests => 1; use strict; use IPC::Open3; { local ( *IN, *OUT, *ERR ); my $pid = open3( \*IN, \*OUT, \*ERR, "$^X -c mergecookies" ); wait; local $/ = undef; my $errput = ; like( $errput, qr/syntax OK/, "The script compiles" ); }