yii\rbac\ManagerInterface::getUserIdsByRole PHP 메소드

    public function getUserIdsByRole($roleName);

 public function testGetAssignmentsByRole()
 {
     $this->prepareData();
     $reader = $this->auth->getRole('reader');
     $this->auth->assign($reader, 123);
     $this->auth = $this->createManager();
     $this->assertEquals([], $this->auth->getUserIdsByRole('nonexisting'));
     $this->assertEquals(['reader A', '123'], $this->auth->getUserIdsByRole('reader'));
     $this->assertEquals(['author B'], $this->auth->getUserIdsByRole('author'));
     $this->assertEquals(['admin C'], $this->auth->getUserIdsByRole('admin'));
 }