/**
*
* @param Edges $edges
* @depends testTwo
*/
public function testTwoRandom(Edges $edges)
{
$edgeRandom = $edges->getEdgeOrder(Edges::ORDER_RANDOM);
$this->assertInstanceOf('Fhaculty\\Graph\\Edge\\Base', $edgeRandom);
$edges->getEdgeIndex($edges->getIndexEdge($edgeRandom));
$edgesRandom = $edges->getEdgesOrder(Edges::ORDER_RANDOM);
$this->assertInstanceOf('Fhaculty\\Graph\\Set\\Edges', $edgesRandom);
$this->assertEquals(2, count($edgesRandom));
}