6.18. Less than planned tests - Early Normal Exit

#!/usr/bin/perl
use strict;
use warnings;

# example of too few tests (less than planned)

use Test::More tests => 4;

is `./mycalc 1 + 1`, 2, '1+1';
is `./mycalc 2 + 2`, 4, '2+2';
is `./mycalc 3 + 3`, 6, '3+3';

Directly:

1..4
ok 1 - 1+1
ok 2 - 2+2
ok 3 - 3+3
# Looks like you planned 4 tests but only ran 3.

With Harness:

early-normal-exit....ok 2/4# Looks like you planned 4 tests but only ran 3.  
early-normal-exit....dubious                                                 
        Test returned status 1 (wstat 256, 0x100)
DIED. FAILED test 4
        Failed 1/4 tests, 75.00% okay
Failed Test         Stat Wstat Total Fail  Failed  List of Failed
-----------------------------
early-normal-exit.t    1   256     4    2  50.00%  4
Failed 1/1 test scripts, 0.00% okay. 1/4 subtests failed, 75.00% okay.