xref: /openbsd-src/gnu/usr.bin/perl/cpan/JSON-PP/t/118_boolean_values.t (revision 99fd087599a8791921855f21bd7e36130f39aadc)
1use strict;
2use Test::More;
3BEGIN { $ENV{PERL_JSON_BACKEND} = 0; }
4use JSON::PP;
5
6BEGIN { plan skip_all => "requires Perl 5.008 or later" if $] < 5.008 }
7
8#SKIP_ALL_UNLESS_XS4_COMPAT
9
10package #
11    Dummy::True;
12*Dummy::True:: = *JSON::PP::Boolean::;
13
14package #
15    Dummy::False;
16*Dummy::False:: = *JSON::PP::Boolean::;
17
18package main;
19
20my $dummy_true = bless \(my $dt = 1), 'Dummy::True';
21my $dummy_false = bless \(my $df = 0), 'Dummy::False';
22
23my @tests = ([$dummy_true, $dummy_false, 'Dummy::True', 'Dummy::False']);
24
25# extra boolean classes
26if (eval "require boolean; 1") {
27    push @tests, [boolean::true(), boolean::false(), 'boolean', 'boolean', 1];
28}
29if (eval "require JSON::PP; 1") {
30    push @tests, [JSON::PP::true(), JSON::PP::false(), 'JSON::PP::Boolean', 'JSON::PP::Boolean'];
31}
32if (eval "require Data::Bool; 1") {
33    push @tests, [Data::Bool::true(), Data::Bool::false(), 'Data::Bool::Impl', 'Data::Bool::Impl'];
34}
35if (eval "require Types::Serialiser; 1") {
36    push @tests, [Types::Serialiser::true(), Types::Serialiser::false(), 'Types::Serialiser::BooleanBase', 'Types::Serialiser::BooleanBase'];
37}
38
39plan tests => 13 * @tests;
40
41my $json = JSON::PP->new;
42for my $test (@tests) {
43    my ($true, $false, $true_class, $false_class, $incompat) = @$test;
44
45    $json->boolean_values($false, $true);
46    my ($new_false, $new_true) = $json->get_boolean_values;
47    ok defined $new_true, "new true class is defined";
48    ok defined $new_false, "new false class is defined";
49    ok $new_true->isa($true_class), "new true class is $true_class";
50    ok $new_false->isa($false_class), "new false class is $false_class";
51    SKIP: {
52        skip "$true_class is not compatible with JSON::PP::Boolean", 2 if $incompat;
53        ok $new_true->isa('JSON::PP::Boolean'), "new true class is also JSON::PP::Boolean";
54        ok $new_false->isa('JSON::PP::Boolean'), "new false class is also JSON::PP::Boolean";
55    }
56
57    my $should_true = $json->allow_nonref(1)->decode('true');
58    ok $should_true->isa($true_class), "JSON true turns into a $true_class object";
59
60    my $should_false = $json->allow_nonref(1)->decode('false');
61    ok $should_false->isa($false_class), "JSON false turns into a $false_class object";
62
63    SKIP: {
64        skip "$true_class is not compatible with JSON::PP::Boolean", 2 if $incompat;
65        my $should_true_json = eval { $json->allow_nonref(1)->encode($new_true); };
66        is $should_true_json => 'true', "A $true_class object turns into JSON true";
67
68        my $should_false_json = eval { $json->allow_nonref(1)->encode($new_false); };
69        is $should_false_json => 'false', "A $false_class object turns into JSON false";
70    }
71
72    $json->boolean_values();
73    ok !$json->get_boolean_values, "reset boolean values";
74
75    $should_true = $json->allow_nonref(1)->decode('true');
76    ok $should_true->isa('JSON::PP::Boolean'), "JSON true turns into a JSON::PP::Boolean object";
77
78    $should_false = $json->allow_nonref(1)->decode('false');
79    ok $should_false->isa('JSON::PP::Boolean'), "JSON false turns into a JSON::PP::Boolean object";
80}
81