Current File : /opt/cpanel/ea-php71/root/usr/share/tests/pear/Structures_Graph/tests//AcyclicTestTest.php
<?php
require_once dirname(__FILE__) . '/helper.inc';
require_once 'Structures/Graph/Manipulator/AcyclicTest.php';
class AcyclicTestTest extends \PHPUnit\Framework\TestCase
{
public function testIsAcyclicFalse()
{
$graph = new Structures_Graph();
$node1 = new Structures_Graph_Node();
$graph->addNode($node1);
$node2 = new Structures_Graph_Node();
$graph->addNode($node2);
$node1->connectTo($node2);
$node3 = new Structures_Graph_Node();
$graph->addNode($node3);
$node2->connectTo($node3);
$node3->connectTo($node1);
$this->assertFalse(
Structures_Graph_Manipulator_AcyclicTest::isAcyclic($graph),
'Graph is cyclic'
);
}
public function testIsAcyclicTrue()
{
$graph = new Structures_Graph();
$node1 = new Structures_Graph_Node();
$graph->addNode($node1);
$node2 = new Structures_Graph_Node();
$graph->addNode($node2);
$node1->connectTo($node2);
$node3 = new Structures_Graph_Node();
$graph->addNode($node3);
$node2->connectTo($node3);
$this->assertTrue(
Structures_Graph_Manipulator_AcyclicTest::isAcyclic($graph),
'Graph is acyclic'
);
}
}
?>
