public function up(Schema $schema)
 {
     if (class_exists('Prooph\\EventStore\\Adapter\\Doctrine\\Schema\\EventStoreSchema')) {
         EventStoreSchema::createSingleStream($schema, 'event_stream', true);
     }
 }
 /**
  * @test
  */
 public function it_drops_event_stream_by_default()
 {
     $schemaTool = new Schema();
     EventStoreSchema::createSingleStream($schemaTool);
     EventStoreSchema::dropStream($schemaTool);
     $this->assertFalse($schemaTool->hasTable('event_stream'));
 }