Merge pull request #41 from stephpy/postgres_behat2

[postgres] initialize sequences (auto-increment) on tables

src/Rezzza/AliceExtension/Doctrine/ORMPurger.php

@@ -21,6 +21,7 @@
 
 use Doctrine\Common\Persistence\ManagerRegistry;
 use Doctrine\DBAL\Platforms\MySqlPlatform;
+use Doctrine\DBAL\Platforms\PostgreSqlPlatform;
 use Doctrine\ORM\EntityManager;
 use Doctrine\ORM\Internal\CommitOrderCalculator;
 use Doctrine\ORM\Mapping\ClassMetadata;
@@ -111,6 +112,14 @@ private function purgeManager(EntityManager $entityManager)
             }
         }
 
+        if ($platform instanceof PostgreSqlPlatform) {
+            $sequences = $entityManager->getConnection()->fetchAll("SELECT relname FROM pg_class WHERE relkind='S'");
+
+            foreach ($sequences as $sequence) {
+                $entityManager->getConnection()->exec(sprintf('ALTER SEQUENCE %s RESTART WITH 1', $sequence['relname']));
+            }
+        }
+
         // implements hack for Mysql
         if ($platform instanceof MySqlPlatform) {
             $entityManager->getConnection()->exec('SET foreign_key_checks = 1;');