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#!./perl -w
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require './test.pl';
}
plan tests => 16;
# not() tests
pass() if not();
is(not(), 1);
is(not(), not(0));
# test not(..) and !
is(! 1, not 1);
is(! 0, not 0);
is(! (0, 0), not(0, 0));
# test the return of !
{
my $not0 = ! 0;
my $not1 = ! 1;
no warnings;
ok($not1 == undef);
ok($not1 == ());
use warnings;
ok($not1 eq '');
ok($not1 == 0);
ok($not0 == 1);
}
# test the return of not
{
my $not0 = not 0;
my $not1 = not 1;
no warnings;
ok($not1 == undef);
ok($not1 == ());
use warnings;
ok($not1 eq '');
ok($not1 == 0);
ok($not0 == 1);
}