getRefundSource() public method

Type of PayPal funding source (balance or eCheck) that can be used for auto refund.
public getRefundSource ( ) : string
return string
 /**
  * @depends testSerializationDeserialization
  * @param RefundRequest $obj
  */
 public function testGetters($obj)
 {
     $this->assertEquals($obj->getAmount(), AmountTest::getObject());
     $this->assertEquals($obj->getDescription(), "TestSample");
     $this->assertEquals($obj->getRefundSource(), "TestSample");
     $this->assertEquals($obj->getReason(), "TestSample");
     $this->assertEquals($obj->getInvoiceNumber(), "TestSample");
     $this->assertEquals($obj->getRefundAdvice(), true);
 }