public function testAddToSequenceInPositionAgain() { $graph = new ExtendedGraph(); $graph->add_resource_to_sequence('http://seq', 'http://item/1'); $graph->add_resource_to_sequence('http://seq', 'http://item/2'); $graph->add_resource_to_sequence('http://seq', 'http://item/3'); $graph->add_resource_to_sequence('http://seq', 'http://item/4'); $graph->add_resource_to_sequence_in_position('http://seq', 'http://item/new', 2); $this->assertTrue($graph->has_resource_triple('http://seq', ExtendedGraph::rdf . '_1', 'http://item/1')); $this->assertTrue($graph->has_resource_triple('http://seq', ExtendedGraph::rdf . '_2', 'http://item/new')); $this->assertTrue($graph->has_resource_triple('http://seq', ExtendedGraph::rdf . '_3', 'http://item/2')); $this->assertTrue($graph->has_resource_triple('http://seq', ExtendedGraph::rdf . '_4', 'http://item/3')); $this->assertTrue($graph->has_resource_triple('http://seq', ExtendedGraph::rdf . '_5', 'http://item/4')); }