50 lines
1.3 KiB
PHP
50 lines
1.3 KiB
PHP
<?php
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require_once dirname(__FILE__) . '/helper.inc';
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require_once 'Structures/Graph/Manipulator/AcyclicTest.php';
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class AcyclicTestTest extends PHPUnit_Framework_TestCase
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{
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public function testIsAcyclicFalse()
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{
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$graph = new Structures_Graph();
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$node1 = new Structures_Graph_Node();
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$graph->addNode($node1);
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$node2 = new Structures_Graph_Node();
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$graph->addNode($node2);
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$node1->connectTo($node2);
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$node3 = new Structures_Graph_Node();
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$graph->addNode($node3);
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$node2->connectTo($node3);
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$node3->connectTo($node1);
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$this->assertFalse(
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Structures_Graph_Manipulator_AcyclicTest::isAcyclic($graph),
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'Graph is cyclic'
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);
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}
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public function testIsAcyclicTrue()
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{
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$graph = new Structures_Graph();
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$node1 = new Structures_Graph_Node();
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$graph->addNode($node1);
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$node2 = new Structures_Graph_Node();
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$graph->addNode($node2);
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$node1->connectTo($node2);
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$node3 = new Structures_Graph_Node();
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$graph->addNode($node3);
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$node2->connectTo($node3);
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$this->assertTrue(
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Structures_Graph_Manipulator_AcyclicTest::isAcyclic($graph),
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'Graph is acyclic'
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);
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}
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}
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?>
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