package main;
use Test::Most 'die';
BEGIN {
eval 'use XML::LibXML;use XML::LibXML::XPathContext;';
plan skip_all => 'XML::LibXML and XML::LibXML::XPathContext needed for this test' if $@;
}
package XmlTransform;{
use Tree::Transform::XSLTish ':engine';
use strict;
use warnings;
engine_class 'XML::LibXML::XPathContext';
default_rules;
tree_rule match => 'img[@alt="pick"]', action => sub {
return $_[0]->it->findvalue('@src');
};
}
package NSXmlTransform;{
use Tree::Transform::XSLTish ':engine';
use XML::LibXML::XPathContext;
use strict;
use warnings;
engine_factory {
my $e=XML::LibXML::XPathContext->new();
$e->registerNs('t','http://test/');
return $e;
};
default_rules;
tree_rule match => 't:img[@alt="pick"]', action => sub {
return $_[0]->it->findvalue('@src');
};
}
package main;
use strict;
use warnings;
plan tests=>2;
{
my $tree=XML::LibXML->new->parse_string(<<'XML');
<html>
<body>
<p>test</p>
<img src="nothing" />
<img src="this one" alt="pick" />
</body>
</html>
XML
my $trans=XmlTransform->new();
my @results=$trans->transform($tree);
is_deeply \@results,['this one'],'XML example';
}
{
my $tree=XML::LibXML->new->parse_string(<<'XML');
<html xmlns:x="http://test/">
<body>
<p>test</p>
<img src="nothing" />
<img src="NOT this one" alt="pick" />
<x:img src="this one" alt="pick" />
</body>
</html>
XML
my $trans=NSXmlTransform->new();
my @results=$trans->transform($tree);
is_deeply \@results,['this one'],'XML namespaces';
}