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1 | use strict; |
2 | use warnings; |
3 | |
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4 | use Test::More; |
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5 | use Test::Fatal; |
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6 | |
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7 | use Class::MOP; |
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8 | |
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9 | my $Point = Class::MOP::Class->create('Point' => ( |
10 | version => '0.01', |
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11 | attributes => [ |
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12 | Class::MOP::Attribute->new('x' => ( |
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13 | reader => 'x', |
14 | init_arg => 'x' |
15 | )), |
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16 | Class::MOP::Attribute->new('y' => ( |
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17 | accessor => 'y', |
18 | init_arg => 'y' |
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19 | )), |
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20 | ], |
21 | methods => { |
22 | 'new' => sub { |
23 | my $class = shift; |
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24 | my $instance = $class->meta->new_object(@_); |
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25 | bless $instance => $class; |
26 | }, |
27 | 'clear' => sub { |
28 | my $self = shift; |
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29 | $self->{'x'} = 0; |
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30 | $self->{'y'} = 0; |
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31 | } |
32 | } |
33 | )); |
34 | |
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35 | my $Point3D = Class::MOP::Class->create('Point3D' => ( |
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36 | version => '0.01', |
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37 | superclasses => [ 'Point' ], |
38 | attributes => [ |
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39 | Class::MOP::Attribute->new('z' => ( |
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40 | default => 123 |
41 | )), |
42 | ], |
43 | methods => { |
44 | 'clear' => sub { |
45 | my $self = shift; |
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46 | $self->{'z'} = 0; |
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47 | $self->SUPER::clear(); |
48 | } |
49 | } |
50 | )); |
51 | |
52 | isa_ok($Point, 'Class::MOP::Class'); |
53 | isa_ok($Point3D, 'Class::MOP::Class'); |
54 | |
55 | # ... test the classes themselves |
56 | |
57 | my $point = Point->new('x' => 2, 'y' => 3); |
58 | isa_ok($point, 'Point'); |
59 | |
60 | can_ok($point, 'x'); |
61 | can_ok($point, 'y'); |
62 | can_ok($point, 'clear'); |
63 | |
64 | { |
65 | my $meta = $point->meta; |
66 | is($meta, Point->meta(), '... got the meta from the instance too'); |
67 | } |
68 | |
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69 | is($point->y, 3, '... the y attribute was initialized correctly through the metaobject'); |
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70 | |
71 | $point->y(42); |
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72 | is($point->y, 42, '... the y attribute was set properly with the accessor'); |
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73 | |
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74 | is($point->x, 2, '... the x attribute was initialized correctly through the metaobject'); |
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75 | |
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76 | isnt( exception { |
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77 | $point->x(42); |
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78 | }, undef, '... cannot write to a read-only accessor' ); |
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79 | is($point->x, 2, '... the x attribute was not altered'); |
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80 | |
81 | $point->clear(); |
82 | |
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83 | is($point->y, 0, '... the y attribute was cleared correctly'); |
84 | is($point->x, 0, '... the x attribute was cleared correctly'); |
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85 | |
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86 | my $point3d = Point3D->new('x' => 1, 'y' => 2, 'z' => 3); |
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87 | isa_ok($point3d, 'Point3D'); |
88 | isa_ok($point3d, 'Point'); |
89 | |
90 | { |
91 | my $meta = $point3d->meta; |
92 | is($meta, Point3D->meta(), '... got the meta from the instance too'); |
93 | } |
94 | |
95 | can_ok($point3d, 'x'); |
96 | can_ok($point3d, 'y'); |
97 | can_ok($point3d, 'clear'); |
98 | |
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99 | is($point3d->x, 1, '... the x attribute was initialized correctly through the metaobject'); |
100 | is($point3d->y, 2, '... the y attribute was initialized correctly through the metaobject'); |
101 | is($point3d->{'z'}, 3, '... the z attribute was initialized correctly through the metaobject'); |
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102 | |
103 | { |
104 | my $point3d = Point3D->new(); |
105 | isa_ok($point3d, 'Point3D'); |
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106 | |
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107 | is($point3d->x, undef, '... the x attribute was not initialized'); |
108 | is($point3d->y, undef, '... the y attribute was not initialized'); |
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109 | is($point3d->{'z'}, 123, '... the z attribute was initialized correctly through the metaobject'); |
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110 | |
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111 | } |
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112 | |
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113 | done_testing; |