/**
  * test for saving
  *
  * @return void
  */
 public function testSave()
 {
     $dataAccess = new DataAccess();
     $dataAccess->saveMedications('test1', '15');
     $dataAccess->saveMedications('test2', '40');
     $testMedication = Medication::where('name', 'test1')->firstOrFail();
     $this->assertEquals('40', $testMedication->quantity);
     $testMedication = Medication::where('name', 'test2')->firstOrFail();
     $this->assertEquals('55', $testMedication->quantity);
 }