1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/task1/solution09/test/org/apidesign/apifest08/test/Task1Test.java Sun Sep 28 14:12:38 2008 +0200
1.3 @@ -0,0 +1,77 @@
1.4 +package org.apidesign.apifest08.test;
1.5 +
1.6 +import junit.framework.TestCase;
1.7 +import org.apidesign.apifest08.currency.Convertor;
1.8 +import org.apidesign.apifest08.currency.ConvertorFactory;
1.9 +import org.apidesign.apifest08.currency.CurrencyType;
1.10 +
1.11 +/** Finish the Convertor API, and then write bodies of methods inside
1.12 + * of this class to match the given tasks. To fullfil your task, use the
1.13 + * API define in the <code>org.apidesign.apifest08.currency</code> package.
1.14 + * Do not you reflection, or other hacks as your code
1.15 + * shall run without any runtime permissions.
1.16 + */
1.17 +public class Task1Test extends TestCase {
1.18 + public Task1Test(String testName) {
1.19 + super(testName);
1.20 + }
1.21 +
1.22 +
1.23 + /** Create convertor that understands two currencies, CZK and
1.24 + * USD. Make 1 USD == 17 CZK.
1.25 + *
1.26 + * Creation of the convertor shall not require subclassing of any class
1.27 + * or interface on the client side.
1.28 + *
1.29 + * @return prepared convertor ready for converting USD to CZK and CZK to USD
1.30 + */
1.31 + public static Convertor createCZKtoUSD() {
1.32 + return ConvertorFactory.getConvertor(CurrencyType.CZK, CurrencyType.USD);
1.33 + }
1.34 +
1.35 + /** Create convertor that understands two currencies, CZK and
1.36 + * SKK. Make 100 SKK == 80 CZK.
1.37 + *
1.38 + * Creation of the convertor shall not require subclassing of any class
1.39 + * or interface on the client side.
1.40 + *
1.41 + * @return prepared convertor ready for converting SKK to CZK and CZK to SKK
1.42 + */
1.43 + public static Convertor createSKKtoCZK() {
1.44 + return ConvertorFactory.getConvertor(CurrencyType.SKK, CurrencyType.CZK);
1.45 + }
1.46 +
1.47 + /** Use the convertor from <code>createCZKtoUSD</code> method and do few conversions
1.48 + * with it.
1.49 + */
1.50 + public void testCurrencyCZKUSD() throws Exception {
1.51 + Convertor c = createCZKtoUSD();
1.52 +
1.53 + // convert $5 to CZK using c:
1.54 + // assertEquals("Result is 85 CZK");
1.55 + assertEquals(85, c.convertTo(5));
1.56 +
1.57 + // convert $8 to CZK
1.58 + // assertEquals("Result is 136 CZK");
1.59 + assertEquals(136, c.convertTo(8));
1.60 +
1.61 + // convert 1003CZK to USD
1.62 + // assertEquals("Result is 59 USD");
1.63 + assertEquals(59, c.convertFrom(1003));
1.64 + }
1.65 +
1.66 + /** Use the convertor from <code>createSKKtoCZK</code> method and do few conversions
1.67 + * with it.
1.68 + */
1.69 + public void testCurrencySKKCZK() throws Exception {
1.70 + Convertor c = createSKKtoCZK();
1.71 + // convert 16CZK using c:
1.72 + // assertEquals("Result is 20 SKK");
1.73 + assertEquals(20, c.convertFrom(16));
1.74 +
1.75 + // convert 500SKK to CZK
1.76 + // assertEquals("Result is 400 CZK");
1.77 + assertEquals(400, c.convertTo(500));
1.78 + }
1.79 +}
1.80 +