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|
#!/usr/bin/env perl
use strict;
use warnings;
no warnings 'redefine';
use URI::file;
use lib qw(. t);
BEGIN { require "models.pl"; }
use Test::More;
################################################################################
# Log::Log4perl::init( \q[
# log4perl.category.rdf.trine.store.dbi = TRACE, Screen
# log4perl.category.rdf.query = TRACE, Screen
# log4perl.appender.Screen = Log::Log4perl::Appender::Screen
# log4perl.appender.Screen.stderr = 0
# log4perl.appender.Screen.layout = Log::Log4perl::Layout::SimpleLayout
# ] );
################################################################################
my @models = test_models();
my $alice = URI::file->new_abs( 'data/named_graphs/alice.rdf' );
my $bob = URI::file->new_abs( 'data/named_graphs/bob.rdf' );
my $meta = URI::file->new_abs( 'data/named_graphs/meta.rdf' );
use_ok( 'RDF::Query' );
foreach my $model (@models) {
print "\n#################################\n";
print "### Using model: $model\n";
SKIP: {
{
print "# variable named graph\n";
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?src ?name
FROM NAMED <${alice}>
WHERE {
GRAPH ?src { ?x foaf:name ?name }
}
END
my ($src, $name) = $query->get( $model );
ok( $src, 'got source' );
ok( $name, 'got name' );
is( $src->uri_value, $alice, 'graph uri' );
is( $name->literal_value, 'Alice', 'name literal' );
}
{
print "# uri named graph (fail: graph)\n";
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?name
FROM NAMED <${alice}>
WHERE {
GRAPH <foo:bar> { ?x foaf:name ?name }
}
END
my $stream = $query->execute( $model );
my $row = $stream->next;
is( $row, undef, 'no results' );
}
{
print "# uri named graph (fail: pattern)\n";
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?src ?name
FROM NAMED <${alice}>
WHERE {
GRAPH ?src { ?x <foo:bar> ?name }
}
END
my ($plan, $ctx) = $query->prepare( $model );
my $stream = $query->execute_plan( $plan, $ctx );
my $row = $stream->next;
is( $row, undef, 'no results' );
}
{
print "# uri named graph with multiple graphs\n";
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?mbox
FROM NAMED <${alice}>
FROM NAMED <${bob}>
WHERE {
GRAPH <$bob> { ?x foaf:mbox ?mbox } .
}
END
my $count = 0;
my $stream = $query->execute( $model );
while (my $row = $stream->next) {
isa_ok( $row, 'HASH' );
my $mbox = $row->{mbox};
ok( $mbox, 'got mbox' );
my $uri = $mbox->uri_value;
is( $uri, 'mailto:bob@oldcorp.example.org', "mbox uri: $uri" );
$count++;
}
is( $count, 1, 'one result' );
}
{
print "# variable named graph with multiple graphs; select from one\n";
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?src ?mbox
FROM NAMED <${alice}>
FROM NAMED <${bob}>
WHERE {
GRAPH ?src { ?x foaf:name "Alice"; foaf:mbox ?mbox } .
}
END
my ($plan, $ctx) = $query->prepare( $model );
my $iter = $query->execute_plan( $plan, $ctx );
while (my $row = $iter->next) {
my $src = $row->{src};
my $mbox = $row->{mbox};
ok( $src, 'got source' );
ok( $mbox, 'got mbox' );
is( $src->uri_value, $alice, 'graph uri' );
is( $mbox->uri_value, 'mailto:alice@work.example', 'mbox uri' );
}
is( $iter->seen_count, 1, 'expected result count' );
}
{
print "# variable named graph with multiple graphs; select from both\n";
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?g ?name
FROM NAMED <${alice}>
FROM NAMED <${bob}>
FROM <${meta}>
WHERE {
GRAPH ?g { ?x foaf:name ?name } .
}
END
my %expected = (
$alice => "Alice",
$bob => "Bob",
);
my $count = 0;
my $stream = $query->execute( $model );
while (my $row = $stream->current) {
$stream->next;
isa_ok( $row, 'HASH' );
my ($graph, $name) = @{ $row }{qw(g name)};
my $uri = $graph->uri_value;
ok( exists $expected{ $uri }, "Known GRAPH: $uri" );
my $expect = $expected{ $uri };
ok( $name, 'got name' );
my $l_name = $name->literal_value;
is( $l_name, $expect, "got name: $l_name" );
$count++;
}
is( $count, 2, 'got results' );
}
{
print "# variable named graph with multiple graphs; non-named graph triples\n";
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?g ?name ?topic
FROM NAMED <${alice}>
FROM NAMED <${bob}>
FROM <${meta}>
WHERE {
GRAPH ?g { ?x foaf:name ?name } .
?g foaf:topic ?topic .
}
END
my %expected = (
$alice => "Alice",
$bob => "Bob",
);
my $stream = $query->execute( $model );
while (my $row = $stream->next) {
isa_ok( $row, 'HASH' );
my ($graph, $name, $topic) = @{ $row }{qw(g name topic)};
my $uri = $graph->uri_value;
ok( exists $expected{ $uri }, "Known GRAPH: $uri" );
my $expect = $expected{ $uri };
ok( $name, 'got name' );
ok( $topic, 'got topic' );
my $l_name = $name->literal_value;
my $l_topic = $topic->literal_value;
is( $l_name, $expect, "got name: $l_name" );
is( $l_topic, $expect, "got topic: $l_topic" );
}
is( $stream->seen_count, 2, 'got results' );
}
}
{
print "# graph-1\n";
my $foaf = URI::file->new_abs( "data/foaf.xrdf" );
my $about = URI::file->new_abs( "data/about.xrdf" );
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dcterms: <http://purl.org/dc/terms/>
SELECT DISTINCT ?s ?o
FROM <$foaf>
FROM NAMED <$about>
WHERE {
?s dcterms:spatial ?o
}
END
my $stream = $query->execute();
isa_ok( $stream, 'RDF::Trine::Iterator' );
my $count = 0;
while (my $data = $stream->next) {
$count++;
}
is( $count, 0, 'graph-1: BGP does not match NAMED data' );
}
{
print "# graph-2\n";
my $foaf = URI::file->new_abs( "data/foaf.xrdf" );
my $about = URI::file->new_abs( "data/about.xrdf" );
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dcterms: <http://purl.org/dc/terms/>
SELECT DISTINCT ?g ?s
FROM <$foaf>
FROM NAMED <$about>
WHERE {
GRAPH ?g { ?s foaf:firstName "Gary" }
}
END
my $stream = $query->execute();
isa_ok( $stream, 'RDF::Trine::Iterator' );
my $count = 0;
while (my $data = $stream->next) {
$count++;
}
is( $count, 0, 'graph-2: GRAPH does not match non-NAMED data' );
}
{
print "# graph-3\n";
my $foaf = URI::file->new_abs( "data/foaf.xrdf" );
my $about = URI::file->new_abs( "data/about.xrdf" );
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT DISTINCT ?p ?g ?img
FROM <$foaf>
FROM NAMED <$about>
WHERE {
?p a foaf:Person .
GRAPH ?g { ?img foaf:maker ?p } .
}
END
my $stream = $query->execute( $model );
isa_ok( $stream, 'RDF::Trine::Iterator' );
my $count = 0;
while ($stream and not $stream->finished) {
my $row = $stream->current;
my ($p,$g,$i) = @{ $row }{qw(p g img)};
ok( $g->isa('RDF::Trine::Node::Resource'), 'graph-3: context is resource' );
ok( $p->isa('RDF::Trine::Node::Resource'), 'graph-3: person is resource' );
is( $p->uri_value, 'http://kasei.us/about/foaf.xrdf#greg', 'graph-3: correct person uri' );
like( $i->uri_value, qr/[.]jpg/, 'graph-3: made image' );
$count++;
} continue { $stream->next }
is( $count, 4, 'graph-3: expected count' );
}
{
print "# find all graph names\n";
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' ) or die RDF::Query->error;
SELECT ?g
FROM NAMED <${alice}>
FROM NAMED <${bob}>
WHERE {
GRAPH ?g {} .
}
END
my $count = 0;
my $stream = $query->execute( $model );
while (my $row = $stream->next) {
isa_ok( $row, 'HASH' );
my $g = $row->{g};
isa_ok( $g, 'RDF::Query::Node::Resource' );
like( $g->uri_value, qr/(alice|bob).rdf$/, 'expected graph name' );
$count++;
}
is( $count, 2, 'two expected graph names' );
}
}
done_testing();
|
