8 use Variable::Magic qw/wizard cast dispell VMG_UVAR/;
11 plan tests => 2 * 10 + 8 + 14 + 1;
13 plan skip_all => 'No nice uvar magic for this perl';
17 use Variable::Magic::TestWatcher;
19 my $wiz = init [ qw/fetch store exists delete/ ], 'uvar';
21 my %h = (a => 1, b => 2, c => 3);
23 my $res = check { cast %h, $wiz } { }, 'cast';
24 ok $res, 'uvar: cast succeeded';
28 check { $x = $h{a} } { fetch => 1 }, 'fetch directly';
29 is $x, 1, 'uvar: fetch directly correctly';
31 check { $x = "$h{b}" } { fetch => 1 }, 'fetch by interpolation';
32 is $x, 2, 'uvar: fetch by interpolation correctly';
34 check { $h{c} = 4 } { store => 1 }, 'store directly';
36 check { $x = $h{c} = 5 } { store => 1 }, 'fetch and store';
37 is $x, 5, 'uvar: fetch and store correctly';
39 check { $x = exists $h{c} } { exists => 1 }, 'exists';
40 ok $x, 'uvar: exists correctly';
42 check { $x = delete $h{c} } { delete => 1 }, 'delete existing key';
43 is $x, 5, 'uvar: delete existing key correctly';
45 check { $x = delete $h{z} } { delete => 1 }, 'delete non-existing key';
46 ok !defined $x, 'uvar: delete non-existing key correctly';
48 my $wiz2 = wizard get => sub { 0 };
51 check { $x = $h{a} } { fetch => 1 }, 'fetch directly with also non uvar magic';
52 is $x, 1, 'uvar: fetch directly with also non uvar magic correctly';
54 $wiz2 = wizard fetch => sub { 0 };
55 my %h2 = (a => 37, b => 2, c => 3);
59 local $SIG{__WARN__} = sub { die };
62 is $@, '', 'uvar: fetch with incomplete magic doesn\'t croak';
63 is $x, 37, 'uvar: fetch with incomplete magic correctly';
66 local $SIG{__WARN__} = sub { die };
69 is $@, '', 'uvar: store with incomplete magic doesn\'t croak';
70 is $h2{a}, 73, 'uvar: store with incomplete magic correctly';
72 my $wiz3 = wizard store => sub { ++$_[2]; 0 }, copy_key => 1;
78 eval { $h3{$key} = 3 + $i };
79 is $@, '', "uvar: change key in store doesn't croak ($i)";
80 is $key, 'a', "uvar: change key didn't clobber \$key ($i)";
81 is_deeply \%h3, { a => 3, b => 3 + $i },
82 "uvar: change key in store correcty ($i)";
86 eval { $h3{b} = 5 + $i };
87 is $@, '', "uvar: change readonly key in store croaks ($i)";
88 is_deeply \%h3, { a => 3, b => 5, c => 5 + $i },
89 "uvar: change readonly key in store correcty ($i)";