/**
* Adds a subgraph to this graph; automatically changes the type to subgraph.
*
* Please note that an index is maintained using the name of the subgraph.
* Thus if you have 2 subgraphs with the same name that the first will be
* overwritten by the latter.
*
* @param \phpDocumentor\GraphViz\Graph $graph The graph to add onto this graph as
* subgraph.
*
* @see \phpDocumentor\GraphViz\Graph::create()
*
* @return \phpDocumentor\GraphViz\Graph
*/
public function addGraph(\phpDocumentor\GraphViz\Graph $graph)
{
$graph->setType('subgraph');
$this->graphs[$graph->getName()] = $graph;
return $this;
}
/**
* @covers phpDocumentor\GraphViz\Graph::getName
*/
public function testGetName()
{
$this->assertSame($this->fixture->getName(), 'G', 'Expecting the name to match the initial state');
$this->fixture->setName('otherName');
$this->assertSame($this->fixture->getName(), 'otherName', 'Expecting the name to contain the new value');
}