public function testUnDelete()
 {
     $t = new Table4();
     $t->save();
     $t->delete();
     $t->undelete();
     $this->assertNull($t->getDeletedAt(), 'deleted_column is null again after an undelete');
     $this->assertEquals(1, Table4Peer::doCount(new Criteria()), 'undeleted rows are visible for select queries');
 }