package apifest;

import junit.framework.TestCase;

import org.apidesign.apifest08.currency.Convertor;

import org.apidesign.apifest08.currency.ConvertorFactory;

import org.apidesign.apifest08.currency.CurrencyRate;

import org.apidesign.apifest08.currency.Rate;

/** Write a test that works with version from task A and fails with version B.

 */

public class CurrencyTest extends TestCase {

    public CurrencyTest(String n) {

        super(n);

    }

    public void testCompatibility() throws Exception {

        Convertor c = ConvertorFactory.newInstance().createConvertor(

                new MyOwnCurrencyRate("CZK", "USD", new Rate(1, 16), "ABCDEF"));

        MyOwnCurrencyRate[] arr = c.getCurrencyRates().toArray(new MyOwnCurrencyRate[1]);

        assertEquals("ABCDEF", arr[0].getMyImportantProperty());

    }

    class MyOwnCurrencyRate implements CurrencyRate {

        private final String currency1;

        private final String currency2;

        private final Rate rate;

        private final String myImportantProperty;

        public MyOwnCurrencyRate(String currency1, String currency2, Rate rate, String myImportantProperty) {

            this.currency1 = currency1;

            this.currency2 = currency2;

            this.rate = rate;

            this.myImportantProperty = myImportantProperty;

        }

        public String getCurrency1() {

            return currency1;

        }

        public String getCurrency2() {

            return currency2;

        }

        public Rate getRate() {

            return rate;

        }

        public String getMyImportantProperty() {

            return myImportantProperty;

        }

    }

}