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=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 Test2::V0;
use JSON::Path -all;
use JSON::MaybeXS;
my $object = decode_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( [ $jpath->values($object) ],
[ "Sayings of the Century", "Sword of Honour", "Moby Dick", "The Lord of the Rings", ] );
is( $jpath->set( $object => 'TBD', 2 ), 2, );
is( [ $jpath->values($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', );
$jpath = JSON::Path->new('$.store.book.0.publisher');
is( $jpath->set( $object, 'Peculiar Publications' ), 1 );
is( $jpath->value( $object ), 'Peculiar Publications' );
done_testing;
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