#!./perl
-BEGIN {
- unless (-d 'blib') {
- chdir 't' if -d 't';
- @INC = '../lib';
- require Config; import Config;
- keys %Config; # Silence warning
- if ($Config{extensions} !~ /\bList\/Util\b/) {
- print "1..0 # Skip: List::Util was not built\n";
- exit 0;
- }
- }
-}
-
+use strict;
+use warnings;
use Test::More tests => 32;
use Scalar::Util qw(refaddr);
-use vars qw($t $y $x *F $v $r);
+use vars qw(*F);
use Symbol qw(gensym);
# Ensure we do not trigger and tied methods
tie *F, 'MyTie';
my $i = 1;
-foreach $v (undef, 10, 'string') {
+foreach my $v (undef, 10, 'string') {
is(refaddr($v), undef, "not " . (defined($v) ? "'$v'" : "undef"));
}
-foreach $r ({}, \$t, [], \*F, sub {}) {
+my $t;
+foreach my $r ({}, \$t, [], \*F, sub {}) {
my $n = "$r";
$n =~ /0x(\w+)/;
- my $addr = do { local $^W; hex $1 };
+ my $addr = do { no warnings; hex $1 };
my $before = ref($r);
is( refaddr($r), $addr, $n);
is( ref($r), $before, $n);
{
my $z = bless {}, '0';
ok(refaddr($z));
- @{"0::ISA"} = qw(FooBar);
+ {
+ no strict 'refs';
+ @{"0::ISA"} = qw(FooBar);
+ }
my $a = {};
my $r = refaddr($a);
$z = bless $a, '0';
package FooBar;
-use overload '0+' => sub { 10 },
- '+' => sub { 10 + $_[1] },
- '"' => sub { "10" };
+use overload
+ '0+' => sub { 10 },
+ '+' => sub { 10 + $_[1] },
+ '""' => sub { "10" };
package MyTie;
sub DESTROY {}
sub AUTOLOAD {
+ our $AUTOLOAD;
warn "$AUTOLOAD called";
exit 1; # May be in an eval
}
sub TIEHASH
{
- my $pkg = shift;
- return bless [ @_ ], $pkg;
+ my $pkg = shift;
+ return bless [ @_ ], $pkg;
}
sub FETCH
{
- my $self = shift;
- my $key = shift;
- my ($underlying) = @$self;
- return $underlying->{refaddr($key)};
+ my $self = shift;
+ my $key = shift;
+ my ($underlying) = @$self;
+ return $underlying->{refaddr($key)};
}
sub STORE
{
- my $self = shift;
- my $key = shift;
- my $value = shift;
- my ($underlying) = @$self;
- return ($underlying->{refaddr($key)} = $key);
+ my $self = shift;
+ my $key = shift;
+ my $value = shift;
+ my ($underlying) = @$self;
+ return ($underlying->{refaddr($key)} = $key);
}