/**
* @param string $fromNode
* @param string $toNode
* @param array $attributes
*
* @return $this
*/
public function addEdge($fromNode, $toNode, $attributes = [])
{
$edge = new Edge($this->graph->findNode($fromNode), $this->graph->findNode($toNode));
$this->addAttributesTo($attributes, $edge);
$this->graph->link($edge);
return $this;
}
/**
* @covers phpDocumentor\GraphViz\Graph::findNode
*/
public function testFindNode()
{
$this->assertNull($this->fixture->findNode('MyNode'));
$mock = $this->getMock('phpDocumentor\\GraphViz\\Node', array(), array(), '', false);
$mock->expects($this->any())->method('getName')->will($this->returnValue('MyName'));
$this->fixture->setNode($mock);
$this->assertSame($mock, $this->fixture->findNode('MyName'));
$subGraph = Graph::create();
$mock2 = $this->getMock('phpDocumentor\\GraphViz\\Node', array(), array(), '', false);
$mock2->expects($this->any())->method('getName')->will($this->returnValue('MyName2'));
$subGraph->setNode($mock2);
$this->fixture->addGraph($subGraph);
$this->assertSame($mock2, $this->fixture->findNode('MyName2'));
}
/**
* Transform the parent
*
* @param \Puml\Model\Object $child The direct child of the parent
*
* @return void
* @since 0.1
* @throws Exception
*/
protected function transformParent(\Puml\Model\Object $child)
{
if (!$child->hasParent()) {
throw new \Exception('Unable to transform parent, when no parent available, on class ' . $child->getName());
}
$this->level++;
$parent = $child->getParent();
$this->transformObject($parent);
$edge = new Edge($this->graph->findNode($child->getName()), $this->graph->findNode($parent->getName()));
$edge->setArrowhead('empty');
$this->graph->link($edge);
if ($parent->hasParent()) {
$this->transformParent($parent);
}
}
