5 use Method::Generate::Accessor;
6 use Sub::Quote 'quote_sub';
8 my $gen = Method::Generate::Accessor->new;
17 use overload '&{}' => sub { sub { 5 } }, fallback => 1;
21 $gen->generate_method('Foo' => 'one' => { is => 'ro' });
23 $gen->generate_method('Foo' => 'two' => { is => 'rw' });
26 exception { $gen->generate_method('Foo' => 'three' => {}) },
27 qr/Must have an is/, 'No is rejected'
31 exception { $gen->generate_method('Foo' => 'three' => { is => 'purple' }) },
32 qr/Unknown is purple/, 'is purple rejected'
36 exception { $gen->generate_method('Foo' => 'four' => { is => 'ro', coerce => 5 }) },
37 qr/Invalid coerce/, "coerce - scalar rejected"
41 exception { $gen->generate_method('Foo' => 'four' => { is => 'ro', default => 5 }) },
42 undef, "default - non-ref scalar accepted"
45 foreach my $setting (qw( default coerce )) {
48 exception { $gen->generate_method('Foo' => 'five' => { allow_overwrite => 1, is => 'ro', $setting => [] }) },
49 qr/Invalid $setting/, "$setting - arrayref rejected"
53 exception { $gen->generate_method('Foo' => 'five' => { allow_overwrite => 1, is => 'ro', $setting => Foo->new }) },
54 qr/Invalid $setting/, "$setting - non-code-convertible object rejected"
58 exception { $gen->generate_method('Foo' => 'six' => { allow_overwrite => 1, is => 'ro', $setting => sub { 5 } }) },
59 undef, "$setting - coderef accepted"
63 exception { $gen->generate_method('Foo' => 'seven' => { allow_overwrite => 1, is => 'ro', $setting => bless sub { 5 } => 'Blah' }) },
64 undef, "$setting - blessed sub accepted"
68 exception { $gen->generate_method('Foo' => 'eight' => { allow_overwrite => 1, is => 'ro', $setting => WithOverload->new }) },
69 undef, "$setting - object with overloaded ->() accepted"
73 exception { $gen->generate_method('Foo' => 'nine' => { allow_overwrite => 1, is => 'ro', $setting => bless {} => 'Blah' }) },
74 qr/Invalid $setting/, "$setting - object rejected"
79 exception { $gen->generate_method('Foo' => 'ten' => { is => 'ro', builder => '_build_ten' }) },
80 undef, 'builder - string accepted',
84 exception { $gen->generate_method('Foo' => 'eleven' => { is => 'ro', builder => sub {} }) },
85 undef, 'builder - coderef accepted'
89 exception { $gen->generate_method('Foo' => 'twelve' => { is => 'ro', builder => 'build:twelve' }) },
90 qr/Invalid builder/, 'builder - invalid name rejected',
94 exception { $gen->generate_method('Foo' => 'thirteen' => { is => 'ro', builder => 'build::thirteen' }) },
95 undef, 'builder - fully-qualified name accepted',
99 exception { $gen->generate_method('Foo' => 'fifteen' => { is => 'lazy', builder => sub {15} }) },
100 undef, 'builder - coderef accepted'
104 exception { $gen->generate_method('Foo' => 'sixteen' => { is => 'lazy', builder => quote_sub q{ 16 } }) },
105 undef, 'builder - quote_sub accepted'
108 my $foo = Foo->new(one => 1);
110 is($foo->one, 1, 'ro reads');
111 ok(exception { $foo->one(-3) }, 'ro dies on write attempt');
112 is($foo->one, 1, 'ro does not write');
114 is($foo->two, undef, 'rw reads');
116 is($foo->two, -3, 'rw writes');
118 is($foo->fifteen, 15, 'builder installs code sub');
119 is($foo->_build_fifteen, 15, 'builder installs code sub under the correct name');
121 is($foo->sixteen, 16, 'builder installs quote_sub');