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1 | #!/usr/bin/perl |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
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6 | use Test::More tests => 14; |
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7 | use Test::Exception; |
8 | |
9 | BEGIN { |
10 | use_ok('Moose::Util::TypeConstraints'); |
11 | } |
12 | |
13 | { |
14 | package HTTPHeader; |
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15 | use Moose; |
16 | |
17 | has 'array' => (is => 'ro'); |
18 | has 'hash' => (is => 'ro'); |
19 | } |
20 | |
21 | subtype Header => |
22 | => as Object |
23 | => where { $_->isa('HTTPHeader') }; |
24 | |
25 | coerce Header |
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26 | => from ArrayRef |
27 | => via { HTTPHeader->new(array => $_[0]) } |
28 | => from HashRef |
29 | => via { HTTPHeader->new(hash => $_[0]) }; |
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30 | |
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31 | |
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32 | Moose::Util::TypeConstraints->export_type_constraints_as_functions(); |
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33 | |
34 | my $header = HTTPHeader->new(); |
35 | isa_ok($header, 'HTTPHeader'); |
36 | |
37 | ok(Header($header), '... this passed the type test'); |
38 | ok(!Header([]), '... this did not pass the type test'); |
39 | ok(!Header({}), '... this did not pass the type test'); |
40 | |
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41 | my $coercion = find_type_constraint('Header')->coercion; |
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42 | isa_ok($coercion, 'Moose::Meta::TypeCoercion'); |
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43 | |
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44 | { |
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45 | my $coerced = $coercion->coerce([ 1, 2, 3 ]); |
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46 | isa_ok($coerced, 'HTTPHeader'); |
47 | |
48 | is_deeply( |
49 | $coerced->array(), |
50 | [ 1, 2, 3 ], |
51 | '... got the right array'); |
52 | is($coerced->hash(), undef, '... nothing assigned to the hash'); |
53 | } |
54 | |
55 | { |
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56 | my $coerced = $coercion->coerce({ one => 1, two => 2, three => 3 }); |
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57 | isa_ok($coerced, 'HTTPHeader'); |
58 | |
59 | is_deeply( |
60 | $coerced->hash(), |
61 | { one => 1, two => 2, three => 3 }, |
62 | '... got the right hash'); |
63 | is($coerced->array(), undef, '... nothing assigned to the array'); |
64 | } |
65 | |
66 | { |
67 | my $scalar_ref = \(my $var); |
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68 | my $coerced = $coercion->coerce($scalar_ref); |
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69 | is($coerced, $scalar_ref, '... got back what we put in'); |
70 | } |
71 | |
72 | { |
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73 | my $coerced = $coercion->coerce("Foo"); |
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74 | is($coerced, "Foo", '... got back what we put in'); |
75 | } |
76 | |