/**
  * testing method return array type
  */
 public function testTypeFunction()
 {
     $model = new PatientForm();
     $this->assertInternalType('array', $model->rules());
     $this->assertInternalType('array', $model->attributeLabels());
     $dateTrue = "06/07/2016";
     $dateFalse = "06-07-2016";
     $this->assertTrue($model->dateFormat($dateTrue));
     $this->assertFalse($model->dateFormat($dateFalse));
     $this->assertFalse($model->dateFormat("32/20/16547"));
     $this->assertInternalType('array', $model->getGenre());
     $this->assertInternalType('array', $model->getSource());
 }