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1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
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6 | use Moose (); |
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7 | use Moose::Util::TypeConstraints; |
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8 | use Test::Exception; |
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9 | use Test::More; |
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10 | use Test::Moose; |
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11 | |
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12 | { |
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13 | my %handles = ( |
14 | inc_counter => 'inc', |
15 | inc_counter_2 => [ inc => 2 ], |
16 | dec_counter => 'dec', |
17 | dec_counter_2 => [ dec => 2 ], |
18 | reset_counter => 'reset', |
19 | set_counter => 'set', |
20 | set_counter_42 => [ set => 42 ], |
21 | ); |
22 | |
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23 | my $name = 'Foo1'; |
24 | |
25 | sub build_class { |
26 | my %attr = @_; |
27 | |
28 | my $class = Moose::Meta::Class->create( |
29 | $name++, |
30 | superclasses => ['Moose::Object'], |
31 | ); |
32 | |
33 | $class->add_attribute( |
34 | counter => ( |
35 | traits => ['Counter'], |
36 | is => 'ro', |
37 | isa => 'Int', |
38 | default => 0, |
39 | handles => \%handles, |
40 | clearer => '_clear_counter', |
41 | %attr, |
42 | ), |
43 | ); |
44 | |
45 | return ( $class->name, \%handles ); |
46 | } |
47 | } |
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48 | |
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49 | { |
50 | run_tests(build_class); |
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51 | run_tests( build_class( lazy => 1 ) ); |
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52 | |
53 | # Will force the inlining code to check the entire hashref when it is modified. |
54 | subtype 'MyInt', as 'Int', where { 1 }; |
55 | |
56 | run_tests( build_class( isa => 'MyInt' ) ); |
57 | |
58 | coerce 'MyInt', from 'Int', via { $_ }; |
59 | |
60 | run_tests( build_class( isa => 'MyInt', coerce => 1 ) ); |
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61 | } |
62 | |
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63 | sub run_tests { |
64 | my ( $class, $handles ) = @_; |
65 | |
66 | can_ok( $class, $_ ) for sort keys %{$handles}; |
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67 | |
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68 | with_immutable { |
69 | my $obj = $class->new(); |
70 | |
71 | is( $obj->counter, 0, '... got the default value' ); |
72 | |
73 | $obj->inc_counter; |
74 | is( $obj->counter, 1, '... got the incremented value' ); |
75 | |
76 | $obj->inc_counter; |
77 | is( $obj->counter, 2, '... got the incremented value (again)' ); |
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78 | |
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79 | throws_ok { $obj->inc_counter( 1, 2 ) } |
80 | qr/Cannot call inc with more than 1 argument/, |
81 | 'inc throws an error when two arguments are passed'; |
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82 | |
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83 | $obj->dec_counter; |
84 | is( $obj->counter, 1, '... got the decremented value' ); |
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85 | |
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86 | throws_ok { $obj->dec_counter( 1, 2 ) } |
87 | qr/Cannot call dec with more than 1 argument/, |
88 | 'dec throws an error when two arguments are passed'; |
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89 | |
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90 | $obj->reset_counter; |
91 | is( $obj->counter, 0, '... got the original value' ); |
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92 | |
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93 | throws_ok { $obj->reset_counter(2) } |
94 | qr/Cannot call reset with any arguments/, |
95 | 'reset throws an error when an argument is passed'; |
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96 | |
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97 | $obj->set_counter(5); |
98 | is( $obj->counter, 5, '... set the value' ); |
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99 | |
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100 | throws_ok { $obj->set_counter( 1, 2 ) } |
101 | qr/Cannot call set with more than 1 argument/, |
102 | 'set throws an error when two arguments are passed'; |
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103 | |
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104 | $obj->inc_counter(2); |
105 | is( $obj->counter, 7, '... increment by arg' ); |
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106 | |
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107 | $obj->dec_counter(5); |
108 | is( $obj->counter, 2, '... decrement by arg' ); |
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109 | |
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110 | $obj->inc_counter_2; |
111 | is( $obj->counter, 4, '... curried increment' ); |
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112 | |
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113 | $obj->dec_counter_2; |
114 | is( $obj->counter, 2, '... curried deccrement' ); |
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115 | |
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116 | $obj->set_counter_42; |
117 | is( $obj->counter, 42, '... curried set' ); |
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118 | |
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119 | if ( $class->meta->get_attribute('counter')->is_lazy ) { |
120 | my $obj = $class->new; |
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121 | |
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122 | $obj->inc_counter; |
123 | is( $obj->counter, 1, 'inc increments - with lazy default' ); |
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124 | |
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125 | $obj->_clear_counter; |
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126 | |
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127 | $obj->dec_counter; |
128 | is( $obj->counter, -1, 'dec decrements - with lazy default' ); |
129 | } |
130 | } |
131 | $class; |
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132 | } |
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133 | |
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134 | done_testing; |