3 # Copyright 2002, Larry Wall.
5 # You may redistribute only under the same terms as Perl 5, as specified
6 # in the README file that comes with the distribution.
12 @INC = ('.', '../lib', '../ext/Storable/t');
14 if ($Config::Config{'extensions'} !~ /\bStorable\b/) {
15 print "1..0 # Skip: Storable was not built\n";
20 print "1..0 # Skip: No Hash::Util pre 5.005\n";
22 # And doing this seems on 5.004 seems to create bogus warnings about
23 # unitialized variables, or coredumps in Perl_pp_padsv
24 } elsif (!eval "require Hash::Util") {
25 if ($@ =~ /Can\'t locate Hash\/Util\.pm in \@INC/s) {
26 print "1..0 # Skip: No Hash::Util:\n";
38 use Storable qw(dclone);
39 use Hash::Util qw(lock_hash unlock_value);
43 my %hash = (question => '?', answer => 42, extra => 'junk', undef => undef);
45 unlock_value %hash, 'answer';
46 unlock_value %hash, 'extra';
47 delete $hash{'extra'};
51 package Restrict_Test;
54 return (undef, $_[0]);
61 my $copy = dclone $hash;
63 my @in_keys = sort keys %$hash;
64 my @out_keys = sort keys %$copy;
65 unless (ok ++$test, "@in_keys" eq "@out_keys") {
66 print "# Failed: keys mis-match after deep clone.\n";
67 print "# Original keys: @in_keys\n";
68 print "# Copy's keys: @out_keys\n";
71 # $copy = $hash; # used in initial debug of the tests
73 ok ++$test, Internals::SvREADONLY(%$copy), "cloned hash restricted?";
75 ok ++$test, Internals::SvREADONLY($copy->{question}),
76 "key 'question' not locked in copy?";
78 ok ++$test, !Internals::SvREADONLY($copy->{answer}),
79 "key 'answer' not locked in copy?";
81 eval { $copy->{extra} = 15 } ;
82 unless (ok ++$test, !$@, "Can assign to reserved key 'extra'?") {
85 print "# \$\@: $diag\n";
88 eval { $copy->{nono} = 7 } ;
89 ok ++$test, $@, "Can not assign to invalid key 'nono'?";
91 ok ++$test, exists $copy->{undef},
94 ok ++$test, !defined $copy->{undef},
95 "value for key 'undef' is undefined";
98 for $Storable::canonical (0, 1) {
99 print "# \$Storable::canonical = $Storable::canonical\n";
102 # bless {}, "Restrict_Test";
105 $hash2{"k$_"} = "v$_" for 0..16;
108 unlock_value %hash2, "k$_";
109 delete $hash2{"k$_"};
111 my $copy = dclone \%hash2;
115 eval { $copy->{$k} = undef } ;
116 unless (ok ++$test, !$@, "Can assign to reserved key '$k'?") {
118 $diag =~ s/\n.*\z//s;
119 print "# \$\@: $diag\n";