blessed.t

来自「source of perl for linux application,」· T 代码 · 共 32 行

#!./perl

BEGIN {
    unless (-d 'blib') {
	chdir 't' if -d 't';
	@INC = '../lib';
	require Config; import Config;
	keys %Config; # Silence warning
	if ($Config{extensions} !~ /\bList\/Util\b/) {
	    print "1..0 # Skip: List::Util was not built\n";
	    exit 0;
	}
    }
}

use Test::More tests => 8;
use Scalar::Util qw(blessed);
use vars qw($t $x);

ok(!blessed(undef),	'undef is not blessed');
ok(!blessed(1),		'Numbers are not blessed');
ok(!blessed('A'),	'Strings are not blessed');
ok(!blessed({}),	'Unblessed HASH-ref');
ok(!blessed([]),	'Unblessed ARRAY-ref');
ok(!blessed(\$t),	'Unblessed SCALAR-ref');

$x = bless [], "ABC";
is(blessed($x), "ABC",	'blessed ARRAY-ref');

$x = bless {}, "DEF";
is(blessed($x), "DEF",	'blessed HASH-ref');