Commit | Line | Data |
32381de9 |
1 | use strictures 1; |
2 | use Test::More; |
3 | |
4 | { |
5 | package Foo; |
6 | |
7 | use Moo; |
8 | |
9 | has one => (is => 'ro', weak_ref => 1); |
6998abed |
10 | |
11 | package Foo2; |
12 | |
13 | use Moo; |
14 | |
15 | has one => (is => 'lazy', weak_ref => 1, default => sub { {} }); |
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16 | } |
17 | |
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18 | my $ref = {}; |
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19 | my $foo = Foo->new(one => $ref); |
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20 | is($foo->one, $ref, 'value present'); |
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21 | ok(Scalar::Util::isweak($foo->{one}), 'value weakened'); |
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22 | undef $ref; |
6998abed |
23 | ok(!defined $foo->{one}, 'weak value gone'); |
24 | |
25 | my $foo2 = Foo2->new; |
26 | ok(my $ref2 = $foo2->one, 'value returned'); |
27 | ok(Scalar::Util::isweak($foo2->{one}), 'value weakened'); |
28 | undef $ref2; |
29 | ok(!defined $foo->{one}, 'weak value gone'); |
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30 | |
31 | # test readonly SVs |
32 | sub mk_ref { \ 'yay' }; |
33 | my $foo_ro = eval { Foo->new(one => mk_ref()) }; |
34 | if ($] < 5.008003) { |
35 | like( |
36 | $@, |
37 | qr/\QReference to readonly value in "one" can not be weakened on Perl < 5.8.3/, |
38 | 'Expected exception thrown on old perls' |
39 | ); |
40 | } |
5f578bd3 |
41 | elsif ($^O eq 'cygwin' and $] < 5.012000) { |
42 | SKIP: { skip 'Static coderef reaping seems nonfunctional on cygwin < 5.12', 1 } |
43 | } |
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44 | else { |
45 | is(${$foo_ro->one},'yay', 'value present'); |
46 | ok(Scalar::Util::isweak($foo_ro->{one}), 'value weakened'); |
47 | |
48 | { no warnings 'redefine'; *mk_ref = sub {} } |
49 | ok (!defined $foo_ro->{one}, 'optree reaped, ro static value gone'); |
50 | } |
32381de9 |
51 | |
52 | done_testing; |