/**
* Tests the removal of node types from the graph.
*/
public function testNodeTypeRemoval()
{
// Remove nodeType
$node1 = $this->graph->getNode('http://example.com/node/1');
$node3 = $this->graph->getNode('/node/3');
$nodeType = $this->graph->getNode('http://vocab.com/type/node');
$this->assertTrue($this->graph->containsNode('http://vocab.com/type/node'), 'node type in graph?');
$this->assertSame($nodeType, $node1->getType(), 'n1 type');
$this->assertSame($nodeType, $node3->getType(), 'n3 type');
$this->assertSame(array(Node::TYPE => array($node1, $node3)), $nodeType->getReverseProperties(), 'Check node type\'s reverse properties');
$this->graph->removeNode($nodeType);
$this->assertSame(array(), $nodeType->getReverseProperties(), 'node type\'s reverse properties');
$this->assertSame(array(), $nodeType->getNodesWithThisType(), 'n1+n3 <-type- node type removed');
$this->assertNull($node1->getType(), 'n1 type removed');
$this->assertNull($node3->getType(), 'n3 type removed');
$this->assertFalse($this->graph->containsNode('http://vocab.com/type/node'), 'node type still in graph?');
}