function __construct(array $columns)
 {
     $aggrement_resolver = new lmbARRelationAggrementsResolver();
     foreach ($columns as $column) {
         if (!$aggrement_resolver->isRelationColumn($column) && !$aggrement_resolver->isPrimaryKey($column)) {
             $this->columns[] = $column;
         }
     }
 }
 function testIsRelationColumn()
 {
     $this->assertTrue($this->resolver->isRelationColumn('member_id'));
 }