File: util-curry.t

package info (click to toggle)
libsub-exporter-perl 0.990-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 380 kB
  • sloc: perl: 2,344; makefile: 2
file content (89 lines) | stat: -rw-r--r-- 1,726 bytes parent folder | download | duplicates (8)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
#!perl -T
use strict;
use warnings;

use Test::More tests => 10;
BEGIN { use_ok("Sub::Exporter"); }

  BEGIN {
    package Thing;
    BEGIN { main::use_ok('Sub::Exporter::Util', 'curry_class'); }
    use Sub::Exporter -setup => {
      exports => {
        return_invocant => curry_class,
        talkback        => curry_class('return_invocant'),
      },
    };

    sub new { bless { key => "value" } => $_[0] }
    sub return_invocant { return $_[0] }
  }
  
  BEGIN {
    package Thing::Subclass;
    our @ISA = qw(Thing);
  }

package Test::SubExporter::CURRY::0;

BEGIN { Thing->import(qw(return_invocant)); }

main::is(
  Thing->return_invocant,
  "Thing",
  "method call on Thing returns Thing",
);

main::is(
  Thing::Subclass->return_invocant,
  "Thing::Subclass",
  "method call on Thing::Subclass returns Thing::Subclass",
);

main::is(
  return_invocant(),
  'Thing',
  'return of method class-curried from Thing is Thing'
);

package Test::SubExporter::CURRY::1;

BEGIN { Thing::Subclass->import(qw(return_invocant)); }

main::is(
  Thing->return_invocant,
  "Thing",
  "method call on Thing returns Thing",
);

main::is(
  Thing::Subclass->return_invocant,
  "Thing::Subclass",
  "method call on Thing::Subclass returns Thing::Subclass",
);

main::is(
  return_invocant(),
  'Thing::Subclass',
  'return of method class-curried from Thing::Subclass is Thing::Subclass'
);

package Test::SubExporter::CURRY::2;

BEGIN { Thing->import(qw(talkback)); }

main::is(
  talkback(),
  'Thing',
  'imported talkback acts like return_invocant'
);

package Test::SubExporter::CURRY::Object;

BEGIN { Thing->new->import(qw(talkback)); }

main::isa_ok(
  talkback(),
  'Thing',
  'the result of object-curried talkback'
);