Clean Code

Listing B-2 (continued)
SerialDateTest.java

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370
Appendix B: 
org.jfree.date.SerialDate
248 public void testLeapYearCount1904() {
249 assertEquals(SerialDate.leapYearCount(1904), 1);
250 }
251 
252 /**
253 * The number of leap years from 1900 up-to-and-including 1999 is 24.
254 */
255 public void testLeapYearCount1999() {
256 assertEquals(SerialDate.leapYearCount(1999), 24);
257 }
258 
259 /**
260 * The number of leap years from 1900 up-to-and-including 2000 is 25.
261 */
262 public void testLeapYearCount2000() {
263 assertEquals(SerialDate.leapYearCount(2000), 25);
264 }
265 
266 /**
267 * Serialize an instance, restore it, and check for equality.
268 */
269 public void testSerialization() {
270 
271 SerialDate d1 = SerialDate.createInstance(15, 4, 2000);
272 SerialDate d2 = null;
273 
274 try {
275 ByteArrayOutputStream buffer = new ByteArrayOutputStream();
276 ObjectOutput out = new ObjectOutputStream(buffer);
277 out.writeObject(d1);
278 out.close();
279 
280 ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
281 d2 = (SerialDate) in.readObject();
282 in.close();
283 }
284 catch (Exception e) {
285 System.out.println(e.toString());
286 }
287 assertEquals(d1, d2);
288 
289 }
290
291 /**
292 * A test for bug report 1096282 (now fixed).
293 */
294 public void test1096282() {
295 SerialDate d = SerialDate.createInstance(29, 2, 2004);
296 d = SerialDate.addYears(1, d);
297 SerialDate expected = SerialDate.createInstance(28, 2, 2005);
298 assertTrue(d.isOn(expected));
299 }
300 
301 /**
302 * Miscellaneous tests for the addMonths() method.
303 */
304 public void testAddMonths() {
305 SerialDate d1 = SerialDate.createInstance(31, 5, 2004);
306