3 # $Id: tied_hook.t,v 1.0.1.1 2001/02/17 12:29:01 ram Exp $
5 # Copyright (c) 1995-2000, Raphael Manfredi
7 # You may redistribute only under the same terms as Perl 5, as specified
8 # in the README file that comes with the distribution.
10 # $Log: tied_hook.t,v $
11 # Revision 1.0.1.1 2001/02/17 12:29:01 ram
12 # patch8: added test for blessed ref to tied hash
14 # Revision 1.0 2000/09/01 19:40:42 ram
15 # Baseline for first official release.
22 require Config; import Config;
23 if ($Config{'extensions'} !~ /\bStorable\b/) {
24 print "1..0 # Skip: Storable was not built\n";
27 require 'lib/st-dump.pl';
32 use Storable qw(freeze thaw);
36 ($scalar_fetch, $array_fetch, $hash_fetch) = (0, 0, 0);
41 my $self = bless {}, shift;
54 my ($key, $value) = @_;
55 $self->{$key} = $value;
72 return join(":", keys %$self) . ";" . join(":", values %$self);
76 my ($self, $cloning, $frozen) = @_;
77 my ($keys, $values) = split(/;/, $frozen);
78 my @keys = split(/:/, $keys);
79 my @values = split(/:/, $values);
80 for (my $i = 0; $i < @keys; $i++) {
81 $self->{$keys[$i]} = $values[$i];
89 my $self = bless [], shift;
102 my ($idx, $value) = @_;
103 $self->[$idx] = $value;
111 sub STORABLE_freeze {
113 $main::array_hook1++;
114 return join(":", @$self);
118 my ($self, $cloning, $frozen) = @_;
119 @$self = split(/:/, $frozen);
120 $main::array_hook2++;
127 my $self = bless \$scalar, shift;
133 $main::scalar_fetch++;
143 sub STORABLE_freeze {
145 $main::scalar_hook1++;
150 my ($self, $cloning, $frozen) = @_;
152 $main::scalar_hook2++;
160 $c = tie %hash, TIED_HASH;
161 $d = tie @array, TIED_ARRAY;
162 tie $scalar, TIED_SCALAR;
165 $hash{'attribute'} = 'plain value';
166 $array[0] = \$scalar;
169 $array[3] = "plaine scalaire";
171 @tied = (\$scalar, \@array, \%hash);
172 %a = ('key', 'value', 1, 0, $a, $b, 'cvar', \$a, 'scalarref', \$scalar);
173 @a = ('first', 3, -4, -3.14159, 456, 4.5, $d, \$d,
174 $b, \$a, $a, $c, \$c, \%a, \@array, \%hash, \@tied);
176 ok 1, defined($f = freeze(\@a));
178 $dumped = &dump(\@a);
187 ok 5, $got ne $dumped; # our hooks did not handle refs in array
190 ok 6, length($f) == length($g);
192 # Ensure the tied items in the retrieved image work
193 @old = ($scalar_fetch, $array_fetch, $hash_fetch);
194 @tied = ($tscalar, $tarray, $thash) = @{$root->[$#{$root}]};
195 @type = qw(SCALAR ARRAY HASH);
197 ok 7, tied $$tscalar;
198 ok 8, tied @{$tarray};
199 ok 9, tied %{$thash};
201 @new = ($$tscalar, $tarray->[0], $thash->{'attribute'});
202 @new = ($scalar_fetch, $array_fetch, $hash_fetch);
205 for ($i = 0; $i < @new; $i++) {
206 ok 10 + 2*$i, $new[$i] == $old[$i] + 1; # Tests 10,12,14
207 ok 11 + 2*$i, ref $tied[$i] eq $type[$i]; # Tests 11,13,15
210 ok 16, $$tscalar eq 'foo';
211 ok 17, $tarray->[3] eq 'plaine scalaire';
212 ok 18, $thash->{'attribute'} eq 'plain value';
214 # Ensure hooks were called
215 ok 19, ($scalar_hook1 && $scalar_hook2);
216 ok 20, ($array_hook1 && $array_hook2);
217 ok 21, ($hash_hook1 && $hash_hook2);
220 # And now for the "blessed ref to tied hash" with "store hook" test...
223 my $bc = bless \%hash, 'FOO'; # FOO does not exist -> no hook
224 my $bx = thaw freeze $bc;
226 ok 22, ref $bx eq 'FOO';
227 my $old_hash_fetch = $hash_fetch;
228 my $v = $bx->{attribute};
229 ok 23, $hash_fetch == $old_hash_fetch + 1; # Still tied
231 package TIED_HASH_REF;
234 sub STORABLE_freeze {
235 my ($self, $cloning) = @_;
241 my ($self, $cloning, $data) = @_;
247 $bc = bless \%hash, 'TIED_HASH_REF';
248 $bx = thaw freeze $bc;
250 ok 24, ref $bx eq 'TIED_HASH_REF';
251 $old_hash_fetch = $hash_fetch;
252 $v = $bx->{attribute};
253 ok 25, $hash_fetch == $old_hash_fetch + 1; # Still tied