54 lines
1.6 KiB
PHP
54 lines
1.6 KiB
PHP
<?php
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namespace Doctrine\Tests\ORM;
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require_once dirname(__FILE__) . '/../TestInit.php';
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/**
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* Tests of the commit order calculation.
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*
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* IMPORTANT: When writing tests here consider that a lot of graph constellations
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* can have many valid orderings, so you may want to build a graph that has only
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* 1 valid order to simplify your tests.
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*/
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class CommitOrderCalculatorTest extends \Doctrine\Tests\OrmTestCase
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{
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private $_calc;
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protected function setUp()
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{
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$this->_calc = new \Doctrine\ORM\Internal\CommitOrderCalculator();
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}
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/** Helper to create an array of nodes */
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private function _createNodes(array $names)
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{
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$nodes = array();
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foreach ($names as $name) {
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$node = new \Doctrine\ORM\Internal\CommitOrderNode($name, $this->_calc);
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$nodes[$name] = $node;
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$this->_calc->addNode($node->getClass(), $node);
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}
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return $nodes;
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}
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public function testCommitOrdering1()
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{
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$nodes = $this->_createNodes(array("node1", "node2", "node3", "node4", "node5"));
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$nodes['node1']->before($nodes['node2']);
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$nodes['node2']->before($nodes['node3']);
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$nodes['node3']->before($nodes['node4']);
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$nodes['node5']->before($nodes['node1']);
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shuffle($nodes); // some randomness
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$sorted = $this->_calc->getCommitOrder();
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// There is only 1 valid ordering for this constellation
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$correctOrder = array("node5", "node1", "node2", "node3", "node4");
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$this->assertSame($correctOrder, $sorted);
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}
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}
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