=head1 PURPOSE
Exercise C<< JSON::Path::set >>.
=head1 SEE ALSO
L<https://rt.cpan.org/Ticket/Display.html?id=83249>.
=head1 AUTHOR
Mitsuhiro Nakamura
=head1 COPYRIGHT AND LICENCE
Copyright 2013 Mitsuhiro Nakamura.
This module is tri-licensed. It is available under the X11 (a.k.a. MIT)
licence; you can also redistribute it and/or modify it under the same
terms as Perl itself.
=cut
use strict;
use warnings;
use Test::More;
use JSON::Path -all;
use JSON;
my $object = from_json(<<'JSON');
{
"store": {
"book": [
{
"category": "reference",
"author": "Nigel Rees",
"title": "Sayings of the Century",
"price": 8.95
},
{
"category": "fiction",
"author": "Evelyn Waugh",
"title": "Sword of Honour",
"price": 12.99
},
{
"category": "fiction",
"author": "Herman Melville",
"title": "Moby Dick",
"isbn": "0-553-21311-3",
"price": 8.99
},
{
"category": "fiction",
"author": "J. R. R. Tolkien",
"title": "The Lord of the Rings",
"isbn": "0-395-19395-8",
"price": 22.99
}
],
"bicycle": {
"color": "red",
"price": 19.95
}
}
}
JSON
my $titles = '$.store.book[*].title';
my $jpath = JSON::Path->new($titles);
is_deeply(
[ $jpath->values($object) ],
[
"Sayings of the Century",
"Sword of Honour",
"Moby Dick",
"The Lord of the Rings",
]
);
is(
$jpath->set($object => 'TBD', 2),
2,
);
is_deeply(
[ $jpath->values($object) ],
[
"TBD",
"TBD",
"Moby Dick",
"The Lord of the Rings",
],
);
my $author = '$.store.book[2].author';
$jpath = JSON::Path->new($author);
is(
$jpath->value($object),
"Herman Melville",
);
is(
$jpath->set($object => 'Anon'),
1,
);
is(
$jpath->value($object),
'Anon',
);
done_testing;