public function testBankName()
 {
     $this->assertEquals('BANCO SANTANDER RIO S.A.', Cbu::getBankName('0720321188000033530000'));
     $this->assertEquals('', Cbu::getBankName('0000321188000033530718'));
 }
 public function testBankName()
 {
     $this->assertEquals('Banco Santander Rio S.A.', Cbu::getBankName('0720321188000033530000'));
     $this->assertEquals('Banco Santander Rio S.A.', Cbu::getBankName('0720321188000033530000'));
     $this->assertEquals('', Cbu::getBankName('0000321188000033530718'));
 }