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<?php
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namespace Doctrine\Tests\ORM;
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use Doctrine\ORM\Mapping\ClassMetadata;
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require_once __DIR__ . '/../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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public function testCommitOrdering1()
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{
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$class1 = new ClassMetadata(__NAMESPACE__ . '\NodeClass1');
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$class2 = new ClassMetadata(__NAMESPACE__ . '\NodeClass2');
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$class3 = new ClassMetadata(__NAMESPACE__ . '\NodeClass3');
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$class4 = new ClassMetadata(__NAMESPACE__ . '\NodeClass4');
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$class5 = new ClassMetadata(__NAMESPACE__ . '\NodeClass5');
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$this->_calc->addClass($class1);
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$this->_calc->addClass($class2);
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$this->_calc->addClass($class3);
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$this->_calc->addClass($class4);
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$this->_calc->addClass($class5);
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$this->_calc->addDependency($class1, $class2);
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$this->_calc->addDependency($class2, $class3);
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$this->_calc->addDependency($class3, $class4);
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$this->_calc->addDependency($class5, $class1);
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$sorted = $this->_calc->getCommitOrder();
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// There is only 1 valid ordering for this constellation
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$correctOrder = array($class5, $class1, $class2, $class3, $class4);
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$this->assertSame($correctOrder, $sorted);
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}
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}
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class NodeClass1 {}
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class NodeClass2 {}
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class NodeClass3 {}
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class NodeClass4 {}
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class NodeClass5 {}
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