Stop all the test scripts

• BAIL_OUT

use strict;
use warnings;

use Test::More tests => 3;

my $x = 0;

ok(1, "first");
ok($x, "second") or BAIL_OUT("no way");
ok(1, "third");

prove t/bail_out.t t/other.t

t/bail_out.t ..
1..3
ok 1 - first
not ok 2 - second

#   Failed test 'second'
#   at t/bail_out.t line 9.
Bailout called.  Further testing stopped:  no way
Bail out!  no way
FAILED--Further testing stopped: no way