Payu\Test\CurrencyTest::goodCurrencyProvider PHP Method

    public function goodCurrencyProvider()
    {
        return array(array('TRY', 'TRY'), array('EUR', 'EUR'), array('GBP', 'GBP'), array('USD', 'USD'), array('usd', 'USD'), array('gbp', 'GBP'), array('eur', 'EUR'), array('try', 'TRY'));
    }