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<?php |
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declare(strict_types=1); |
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namespace Doctrine\Tests\ORM\Query; |
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use Doctrine\ORM\Query; |
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use Doctrine\Tests\Models\CMS\CmsAddress; |
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use Doctrine\Tests\Models\CMS\CmsUser; |
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use Doctrine\Tests\OrmTestCase; |
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/** |
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* Test case for custom AST walking and adding new joins. |
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* |
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* @link http://www.doctrine-project.org |
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*/ |
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class CustomTreeWalkersJoinTest extends OrmTestCase |
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{ |
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private $em; |
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protected function setUp() |
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{ |
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$this->em = $this->getTestEntityManager(); |
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} |
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public function assertSqlGeneration($dqlToBeTested, $sqlToBeConfirmed) |
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{ |
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try { |
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$query = $this->em->createQuery($dqlToBeTested); |
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$query->setHint(Query::HINT_CUSTOM_TREE_WALKERS, [CustomTreeWalkerJoin::class]) |
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->useQueryCache(false); |
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$sqlGenerated = $query->getSql(); |
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$query->free(); |
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} catch (\Exception $e) { |
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$this->fail($e->getMessage() . ' at "' . $e->getFile() . '" on line ' . $e->getLine()); |
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} |
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self::assertEquals($sqlToBeConfirmed, $sqlGenerated); |
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} |
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public function testAddsJoin() |
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{ |
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self::assertSqlGeneration( |
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'select u from Doctrine\Tests\Models\CMS\CmsUser u', |
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'SELECT t0."id" AS c0, t0."status" AS c1, t0."username" AS c2, t0."name" AS c3, t1."id" AS c4, t1."country" AS c5, t1."zip" AS c6, t1."city" AS c7, t0."email_id" AS c8, t1."user_id" AS c9 FROM "cms_users" t0 LEFT JOIN "cms_addresses" t1 ON t0."id" = t1."user_id"' |
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); |
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} |
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public function testDoesNotAddJoin() |
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{ |
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self::assertSqlGeneration( |
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'select a from Doctrine\Tests\Models\CMS\CmsAddress a', |
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'SELECT t0."id" AS c0, t0."country" AS c1, t0."zip" AS c2, t0."city" AS c3, t0."user_id" AS c4 FROM "cms_addresses" t0' |
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); |
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} |
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} |
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class CustomTreeWalkerJoin extends Query\TreeWalkerAdapter |
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{ |
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public function walkSelectStatement(Query\AST\SelectStatement $selectStatement) |
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{ |
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foreach ($selectStatement->fromClause->identificationVariableDeclarations as $identificationVariableDeclaration) { |
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$rangeVariableDecl = $identificationVariableDeclaration->rangeVariableDeclaration; |
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if ($rangeVariableDecl->abstractSchemaName !== CmsUser::class) { |
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continue; |
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} |
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$this->modifySelectStatement($selectStatement, $identificationVariableDeclaration); |
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} |
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} |
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private function modifySelectStatement(Query\AST\SelectStatement $selectStatement, $identificationVariableDecl) |
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{ |
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$rangeVariableDecl = $identificationVariableDecl->rangeVariableDeclaration; |
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$joinAssocPathExpression = new Query\AST\JoinAssociationPathExpression($rangeVariableDecl->aliasIdentificationVariable, 'address'); |
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$joinAssocDeclaration = new Query\AST\JoinAssociationDeclaration($joinAssocPathExpression, $rangeVariableDecl->aliasIdentificationVariable . 'a', null); |
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$join = new Query\AST\Join(Query\AST\Join::JOIN_TYPE_LEFT, $joinAssocDeclaration); |
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$selectExpression = new Query\AST\SelectExpression($rangeVariableDecl->aliasIdentificationVariable . 'a', null, false); |
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$identificationVariableDecl->joins[] = $join; |
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$selectStatement->selectClause->selectExpressions[] = $selectExpression; |
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$entityManager = $this->getQuery()->getEntityManager(); |
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$userMetadata = $entityManager->getClassMetadata(CmsUser::class); |
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$addressMetadata = $entityManager->getClassMetadata(CmsAddress::class); |
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$this->setQueryComponent( |
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$rangeVariableDecl->aliasIdentificationVariable . 'a', |
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[ |
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'metadata' => $addressMetadata, |
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'parent' => $rangeVariableDecl->aliasIdentificationVariable, |
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'relation' => $userMetadata->getProperty('address'), |
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'map' => null, |
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'nestingLevel' => 0, |
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'token' => null, |
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] |
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); |
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} |
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} |
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doctrine /
orm
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