Source Code Cross Referenced for LazyDynaListTestCase.java in  » Library » Apache-commons-beanutils-1.8.0-BETA-src » org » apache » commons » beanutils » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Library » Apache commons beanutils 1.8.0 BETA src » org.apache.commons.beanutils 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Licensed to the Apache Software Foundation (ASF) under one or more
003:         * contributor license agreements.  See the NOTICE file distributed with
004:         * this work for additional information regarding copyright ownership.
005:         * The ASF licenses this file to You under the Apache License, Version 2.0
006:         * (the "License"); you may not use this file except in compliance with
007:         * the License.  You may obtain a copy of the License at
008:         *
009:         *      http://www.apache.org/licenses/LICENSE-2.0
010:         *
011:         * Unless required by applicable law or agreed to in writing, software
012:         * distributed under the License is distributed on an "AS IS" BASIS,
013:         * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014:         * See the License for the specific language governing permissions and
015:         * limitations under the License.
016:         */
017:        package org.apache.commons.beanutils;
018:
019:        import java.util.List;
020:        import java.util.Map;
021:        import java.util.HashMap;
022:        import java.util.TreeMap;
023:        import java.util.ArrayList;
024:        import java.util.LinkedList;
025:        import java.io.ByteArrayInputStream;
026:        import java.io.ByteArrayOutputStream;
027:        import java.io.ObjectInputStream;
028:        import java.io.ObjectOutputStream;
029:        import junit.framework.TestCase;
030:        import junit.framework.Test;
031:        import junit.framework.TestSuite;
032:
033:        /**
034:         * <p>Test Case for the <code>LazyDynaList</code>class.</p>
035:         *
036:         * @author Niall Pemberton
037:         */
038:        public class LazyDynaListTestCase extends TestCase {
039:
040:            private static final String BASIC_PROP1 = "BasicDynaClass_Property1";
041:            private static final String BASIC_PROP2 = "BasicDynaClass_Property2";
042:
043:            protected DynaProperty[] properties = new DynaProperty[] {
044:                    new DynaProperty(BASIC_PROP1, String.class),
045:                    new DynaProperty(BASIC_PROP2, HashMap.class) };
046:
047:            protected DynaClass treeMapDynaClass = new LazyDynaMap(
048:                    new TreeMap());
049:            protected DynaClass hashMapDynaClass = new LazyDynaMap(
050:                    new HashMap());
051:            protected DynaClass pojoDynaClass = new WrapDynaBean(new TestBean())
052:                    .getDynaClass();
053:            protected DynaClass basicDynaClass = new BasicDynaClass("test",
054:                    BasicDynaBean.class, properties);
055:
056:            // ---------------------------------------------------------- Constructors
057:
058:            /**
059:             * Construct a new instance of this test case.
060:             *
061:             * @param name Name of the test case
062:             */
063:            public LazyDynaListTestCase(String name) {
064:                super (name);
065:            }
066:
067:            // -------------------------------------------------- Overall Test Methods
068:
069:            /**
070:             * Run thus Test
071:             */
072:            public static void main(String[] args) {
073:                junit.textui.TestRunner.run(suite());
074:            }
075:
076:            /**
077:             * Return the tests included in this test suite.
078:             */
079:            public static Test suite() {
080:                return (new TestSuite(LazyDynaListTestCase.class));
081:            }
082:
083:            /**
084:             * Set up instance variables required by this test case.
085:             */
086:            public void setUp() throws Exception {
087:            }
088:
089:            /**
090:             * Tear down instance variables required by this test case.
091:             */
092:            public void tearDown() {
093:            }
094:
095:            // ------------------------------------------------ Individual Test Methods
096:
097:            /**
098:             * Test DynaBean Create
099:             */
100:            public void testDynaBeanDynaClass() {
101:
102:                // Create LazyArrayList for DynaBeans
103:                LazyDynaList list = new LazyDynaList(basicDynaClass);
104:
105:                // test
106:                dynaBeanTest(list, BasicDynaBean.class, basicDynaClass,
107:                        new BenchBean());
108:            }
109:
110:            /**
111:             * Test DynaBean Create
112:             */
113:            public void testDynaBeanType() {
114:
115:                // Create LazyArrayList for DynaBeans
116:                LazyDynaList list = new LazyDynaList(LazyDynaBean.class);
117:
118:                LazyDynaBean bean = new LazyDynaBean();
119:                bean.set("prop1", "val");
120:
121:                // test
122:                dynaBeanTest(list, LazyDynaBean.class, bean.getDynaClass(),
123:                        new BenchBean());
124:            }
125:
126:            /**
127:             * Test Map Create
128:             */
129:            public void testMapDynaClass() {
130:
131:                // Create LazyArrayList for TreeMap's
132:                LazyDynaList list = new LazyDynaList(treeMapDynaClass);
133:
134:                // test
135:                mapTest(list, TreeMap.class, new BenchBean());
136:
137:            }
138:
139:            /**
140:             * Test Map Create
141:             */
142:            public void testMapType() {
143:
144:                // Create LazyArrayList for HashMap's
145:                LazyDynaList list = new LazyDynaList(HashMap.class);
146:
147:                // test
148:                mapTest(list, HashMap.class, new BenchBean());
149:
150:            }
151:
152:            /**
153:             * Test Pojo Create
154:             */
155:            public void testPojoDynaClass() {
156:
157:                // Create LazyArrayList for POJO's
158:                LazyDynaList list = new LazyDynaList(pojoDynaClass);
159:
160:                // test
161:                pojoTest(list, TestBean.class, new BenchBean());
162:
163:            }
164:
165:            /**
166:             * Test Pojo Create
167:             */
168:            public void testPojoType() {
169:
170:                // Create LazyArrayList for POJO's
171:                LazyDynaList list = new LazyDynaList(TestBean.class);
172:
173:                // test
174:                pojoTest(list, TestBean.class, new BenchBean());
175:
176:            }
177:
178:            /**
179:             * Test Collection
180:             */
181:            public void testCollection(LazyDynaList list, Class testClass,
182:                    DynaClass testDynaClass, Object wrongBean) {
183:
184:                // ----- Create Collection & Array of Maps -----
185:                int size = 5;
186:                List testList = new ArrayList(size);
187:                TreeMap[] testArray = new TreeMap[size];
188:                for (int i = 0; i < size; i++) {
189:                    testArray[i] = new TreeMap();
190:                    testArray[i].put("prop" + i, "val" + i);
191:                    testList.add(testArray[i]);
192:                }
193:
194:                // ----- Create LazyArrayList from Collection -----
195:                LazyDynaList lazyList = new LazyDynaList(testList);
196:                assertEquals("1. check size", size, lazyList.size());
197:
198:                DynaBean[] dynaArray = lazyList.toDynaBeanArray();
199:                TreeMap[] mapArray = (TreeMap[]) lazyList.toArray();
200:
201:                // Check values
202:                assertEquals("2. check size", size, dynaArray.length);
203:                assertEquals("3. check size", size, mapArray.length);
204:                for (int i = 0; i < size; i++) {
205:                    assertEquals("4." + i + " DynaBean error ", "val" + i,
206:                            dynaArray[i].get("prop" + i));
207:                    assertEquals("5." + i + " Map error ", "val" + i,
208:                            mapArray[i].get("prop" + i));
209:                }
210:
211:                // ----- Create LazyArrayList from Array -----
212:                lazyList = new LazyDynaList(testArray);
213:                assertEquals("6. check size", size, lazyList.size());
214:
215:                dynaArray = lazyList.toDynaBeanArray();
216:                mapArray = (TreeMap[]) lazyList.toArray();
217:
218:                // Check values
219:                assertEquals("7. check size", size, dynaArray.length);
220:                assertEquals("8. check size", size, mapArray.length);
221:                for (int i = 0; i < size; i++) {
222:                    assertEquals("9." + i + " DynaBean error ", "val" + i,
223:                            dynaArray[i].get("prop" + i));
224:                    assertEquals("10." + i + " Map error ", "val" + i,
225:                            mapArray[i].get("prop" + i));
226:                }
227:
228:            }
229:
230:            /**
231:             * Test DynaBean Create
232:             */
233:            private void dynaBeanTest(LazyDynaList list, Class testClass,
234:                    DynaClass testDynaClass, Object wrongBean) {
235:
236:                // Test get(index) created correct DynaBean - Second
237:                Object dynaBean = list.get(1);
238:                assertNotNull("1. DynaBean Not Created", dynaBean);
239:                assertEquals("2. Wrong Type", testClass, dynaBean.getClass());
240:
241:                // Test toArray() creates correct Array - Second
242:                Object array = list.toArray();
243:                assertNotNull("3. Array Not Created", array);
244:                assertEquals("4. Not DynaBean[]", testClass, array.getClass()
245:                        .getComponentType());
246:                DynaBean[] dynaArray = (DynaBean[]) array;
247:                assertEquals("5. Array Size Wrong", 2, dynaArray.length);
248:
249:                // Test get(index) created correct DynaBean - Fourth
250:                dynaBean = list.get(3);
251:                assertNotNull("6. DynaBean Not Created", dynaBean);
252:                assertEquals("7. Wrong type", testClass, dynaBean.getClass());
253:
254:                // Test toArray() creates correct Array - Fourth
255:                array = list.toArray();
256:                assertNotNull("8. Array Not Created", array);
257:                assertEquals("9. Not DynaBean[]", testClass, array.getClass()
258:                        .getComponentType());
259:                dynaArray = (DynaBean[]) array;
260:                assertEquals("10. Array Size Wrong", 4, dynaArray.length);
261:
262:                // Test fail if different type added
263:                try {
264:                    list.add(2, wrongBean);
265:                    fail("Expected IllegalArgumentException");
266:                } catch (IllegalArgumentException ignore) {
267:                    // expected result
268:                }
269:
270:                // find a String property to set
271:                String testProperty = findStringProperty(testDynaClass);
272:                assertNotNull("Test Property Not Found", testProperty);
273:                dynaArray = list.toDynaBeanArray();
274:                for (int i = 0; i < dynaArray.length; i++) {
275:                    dynaArray[i].set(testProperty, "orig_pos" + i);
276:                }
277:
278:                // Create Collection
279:                List collection = new ArrayList();
280:                try {
281:                    collection.add(testDynaClass.newInstance());
282:                    collection.add(testDynaClass.newInstance());
283:                    collection.add(testDynaClass.newInstance());
284:                } catch (Exception ex) {
285:                    fail("1. FAILED: " + ex);
286:                }
287:                int expectedSize = dynaArray.length + collection.size();
288:                String origValue = (String) ((DynaBean) collection.get(0))
289:                        .get(testProperty);
290:                ((DynaBean) collection.get(0)).set(testProperty, origValue
291:                        + "_updated_" + 0);
292:                ((DynaBean) collection.get(1)).set(testProperty, origValue
293:                        + "_updated_" + 1);
294:                ((DynaBean) collection.get(2)).set(testProperty, origValue
295:                        + "_updated_" + 2);
296:
297:                // Test Insert - addAll(index, Collection)
298:                list.addAll(1, collection);
299:                dynaArray = list.toDynaBeanArray();
300:
301:                // Check array after insert
302:                dynaArray = list.toDynaBeanArray();
303:                assertEquals("11. Array Size Wrong", expectedSize,
304:                        dynaArray.length);
305:
306:                // Check Beans have inserted correctly - by checking the property values
307:                assertEquals("12. Wrong Value", "orig_pos0", dynaArray[0]
308:                        .get(testProperty));
309:                assertEquals("13. Wrong Value", origValue + "_updated_" + 0,
310:                        dynaArray[1].get(testProperty));
311:                assertEquals("14. Wrong Value", origValue + "_updated_" + 1,
312:                        dynaArray[2].get(testProperty));
313:                assertEquals("15. Wrong Value", origValue + "_updated_" + 2,
314:                        dynaArray[3].get(testProperty));
315:                assertEquals("16. Wrong Value", "orig_pos1", dynaArray[4]
316:                        .get(testProperty));
317:
318:                // Test Insert - add(index, Object)
319:                try {
320:                    DynaBean extraElement = (DynaBean) testDynaClass
321:                            .newInstance();
322:                    extraElement.set(testProperty, "extraOne");
323:                    list.add(2, extraElement);
324:                    dynaArray = list.toDynaBeanArray();
325:                    assertEquals("17. Wrong Value",
326:                            origValue + "_updated_" + 0, dynaArray[1]
327:                                    .get(testProperty));
328:                    assertEquals("18. Wrong Value", "extraOne", dynaArray[2]
329:                            .get(testProperty));
330:                    assertEquals("19. Wrong Value",
331:                            origValue + "_updated_" + 1, dynaArray[3]
332:                                    .get(testProperty));
333:                } catch (Exception ex) {
334:                    fail("2. FAILED: " + ex);
335:                }
336:
337:            }
338:
339:            /**
340:             * Test Map Create
341:             */
342:            private String findStringProperty(DynaClass dynaClass) {
343:                DynaProperty[] properties = dynaClass.getDynaProperties();
344:                for (int i = 0; i < properties.length; i++) {
345:                    if (properties[i].getType() == String.class) {
346:                        return properties[i].getName();
347:                    }
348:                }
349:                return null;
350:            }
351:
352:            /**
353:             * Test Map Create
354:             */
355:            private void mapTest(LazyDynaList list, Class testClass,
356:                    Object wrongBean) {
357:
358:                // Test get(index) created correct DynaBean - First
359:                Object dynaBean = list.get(0);
360:                assertNotNull("1. DynaBean Not Created", dynaBean);
361:                assertEquals("2. Not LazyDynaMap", LazyDynaMap.class, dynaBean
362:                        .getClass());
363:
364:                // Test get(index) created correct Map - First
365:                Object map = ((LazyDynaMap) dynaBean).getMap();
366:                assertNotNull("3. Map Not Created", map);
367:                assertEquals("4. Wrong Map", testClass, map.getClass());
368:
369:                // Test toArray() creates correct Array - First
370:                Object array = list.toArray();
371:                assertNotNull("5. Array Not Created", array);
372:                assertEquals("6. Not Map[]", testClass, array.getClass()
373:                        .getComponentType());
374:                Map[] mapArray = (Map[]) array;
375:                assertEquals("7. Array Size Wrong", 1, mapArray.length);
376:
377:                // Test get(index) created correct DynaBean - Third
378:                dynaBean = list.get(2);
379:                assertNotNull("8. DynaBean Not Created", dynaBean);
380:                assertEquals("9. Not LazyDynaMap", LazyDynaMap.class, dynaBean
381:                        .getClass());
382:
383:                // Test get(index) created correct Map - Third
384:                map = ((LazyDynaMap) dynaBean).getMap();
385:                assertNotNull("10. Map Not Created", map);
386:                assertEquals("11. Wrong Map", testClass, map.getClass());
387:
388:                // Test toArray() creates correct Array - Third
389:                array = list.toArray();
390:                assertNotNull("12. Array Not Created", array);
391:                assertEquals("13. Not Map[]", testClass, array.getClass()
392:                        .getComponentType());
393:                mapArray = (Map[]) array;
394:                assertEquals("14. Array Size Wrong", 3, mapArray.length);
395:
396:                // Test fail if different type added
397:                try {
398:                    list.add(2, wrongBean);
399:                    fail("Expected IllegalArgumentException");
400:                } catch (IllegalArgumentException ignore) {
401:                    // expected result
402:                }
403:
404:            }
405:
406:            /**
407:             * Test Pojo Create
408:             */
409:            private void pojoTest(LazyDynaList list, Class testClass,
410:                    Object wrongBean) {
411:
412:                // Test get(index) created correct DynaBean - First
413:                Object dynaBean = list.get(0);
414:                assertNotNull("1. DynaBean Not Created", dynaBean);
415:                assertEquals("2. Not WrapDynaBean", WrapDynaBean.class,
416:                        dynaBean.getClass());
417:
418:                // Test get(index) created correct POJO - First
419:                Object pojoBean = ((WrapDynaBean) dynaBean).getInstance();
420:                assertNotNull("3. POJO Not Created", pojoBean);
421:                assertEquals("4. Not WrapDynaBean", testClass, pojoBean
422:                        .getClass());
423:
424:                // Test toArray() creates correct Array - First
425:                Object array = list.toArray();
426:                assertNotNull("5. Array Not Created", array);
427:                assertEquals("6. Wrong array", testClass, array.getClass()
428:                        .getComponentType());
429:                Object[] pojoArray = (Object[]) array;
430:                assertEquals("7. Array Size Wrong", 1, pojoArray.length);
431:
432:                // Test get(index) created correct DynaBean - Second
433:                dynaBean = list.get(1);
434:                assertNotNull("8. DynaBean Not Created", dynaBean);
435:                assertEquals("9. Not WrapDynaBean", WrapDynaBean.class,
436:                        dynaBean.getClass());
437:
438:                // Test get(index) created correct POJO - Second
439:                pojoBean = ((WrapDynaBean) dynaBean).getInstance();
440:                assertNotNull("10. POJO Not Created", pojoBean);
441:                assertEquals("11. Not WrapDynaBean", testClass, pojoBean
442:                        .getClass());
443:
444:                // Test toArray() creates correct Array - Second
445:                array = list.toArray();
446:                assertNotNull("12. Array Not Created", array);
447:                assertEquals("13. Wrong array", testClass, array.getClass()
448:                        .getComponentType());
449:                pojoArray = (Object[]) array;
450:                assertEquals("14. Array Size Wrong", 2, pojoArray.length);
451:
452:                // Test fail if different type added
453:                try {
454:                    list.add(2, wrongBean);
455:                    fail("Expected IllegalArgumentException");
456:                } catch (IllegalArgumentException ignore) {
457:                    // expected result
458:                }
459:
460:            }
461:
462:            /**
463:             * Test DynaBean serialization.
464:             */
465:            public void testSerializationDynaBean() {
466:
467:                // Create LazyArrayList for DynaBeans
468:                LazyDynaList target = new LazyDynaList(basicDynaClass);
469:                BasicDynaBean bean = (BasicDynaBean) target.get(0);
470:
471:                // Set a Property
472:                assertNull("pre-set check", bean.get(BASIC_PROP1));
473:                bean.set(BASIC_PROP1, "value1");
474:                assertEquals("post-set check", "value1", bean.get(BASIC_PROP1));
475:
476:                // Serialize/Deserialize
477:                LazyDynaList result = (LazyDynaList) serializeDeserialize(
478:                        target, "DynaBean");
479:                target = null;
480:                bean = null;
481:
482:                // Confirm property value
483:                bean = (BasicDynaBean) result.get(0);
484:                assertEquals("post-serialize check", "value1", bean
485:                        .get(BASIC_PROP1));
486:
487:            }
488:
489:            /**
490:             * Test DynaBean serialization.
491:             */
492:            public void testSerializationLazyDynaBean() {
493:
494:                // Create LazyArrayList for DynaBeans
495:                LazyDynaList target = new LazyDynaList();
496:                LazyDynaBean bean = (LazyDynaBean) target.get(0);
497:
498:                // Set a Property
499:                assertNull("pre-set check", bean.get(BASIC_PROP1));
500:                bean.set(BASIC_PROP1, "value1");
501:                assertEquals("post-set check", "value1", bean.get(BASIC_PROP1));
502:
503:                // Serialize/Deserialize
504:                LazyDynaList result = (LazyDynaList) serializeDeserialize(
505:                        target, "DynaBean");
506:                target = null;
507:                bean = null;
508:
509:                // Confirm property value
510:                bean = (LazyDynaBean) result.get(0);
511:                assertEquals("post-serialize check", "value1", bean
512:                        .get(BASIC_PROP1));
513:
514:            }
515:
516:            /**
517:             * Test Map serialization.
518:             */
519:            public void testSerializationMap() {
520:
521:                // Create LazyArrayList for DynaBeans
522:                LazyDynaList target = new LazyDynaList(treeMapDynaClass);
523:                LazyDynaMap bean = (LazyDynaMap) target.get(0);
524:
525:                // Set a Property
526:                assertNull("pre-set check", bean.get(BASIC_PROP1));
527:                bean.set(BASIC_PROP1, "value1");
528:                assertEquals("post-set check", "value1", bean.get(BASIC_PROP1));
529:
530:                // Serialize/Deserialize
531:                LazyDynaList result = (LazyDynaList) serializeDeserialize(
532:                        target, "Map");
533:                target = null;
534:                bean = null;
535:
536:                // Confirm property value
537:                bean = (LazyDynaMap) result.get(0);
538:                assertEquals("post-serialize check", "value1", bean
539:                        .get(BASIC_PROP1));
540:
541:            }
542:
543:            /**
544:             * Test POJO (WrapDynaBean) serialization.
545:             */
546:            public void testSerializationPojo() {
547:
548:                // Create LazyArrayList for DynaBeans
549:                LazyDynaList target = new LazyDynaList(pojoDynaClass);
550:                WrapDynaBean bean = (WrapDynaBean) target.get(0);
551:
552:                // Set a Property
553:                assertEquals("pre-set check", "This is a string", bean
554:                        .get("stringProperty"));
555:                bean.set("stringProperty", "value1");
556:                assertEquals("post-set check", "value1", bean
557:                        .get("stringProperty"));
558:
559:                // Serialize/Deserialize
560:                LazyDynaList result = (LazyDynaList) serializeDeserialize(
561:                        target, "POJO");
562:                target = null;
563:                bean = null;
564:
565:                // Confirm property value
566:                bean = (WrapDynaBean) result.get(0);
567:                assertEquals("post-serialize check", "value1", bean
568:                        .get("stringProperty"));
569:
570:            }
571:
572:            /**
573:             * Do serialization and deserialization.
574:             */
575:            private Object serializeDeserialize(Object target, String text) {
576:
577:                // Serialize the test object
578:                ByteArrayOutputStream baos = new ByteArrayOutputStream();
579:                try {
580:                    ObjectOutputStream oos = new ObjectOutputStream(baos);
581:                    oos.writeObject(target);
582:                    oos.flush();
583:                    oos.close();
584:                } catch (Exception e) {
585:                    fail(text + ": Exception during serialization: " + e);
586:                }
587:
588:                // Deserialize the test object
589:                Object result = null;
590:                try {
591:                    ByteArrayInputStream bais = new ByteArrayInputStream(baos
592:                            .toByteArray());
593:                    ObjectInputStream ois = new ObjectInputStream(bais);
594:                    result = ois.readObject();
595:                    bais.close();
596:                } catch (Exception e) {
597:                    fail(text + ": Exception during deserialization: " + e);
598:                }
599:                return result;
600:
601:            }
602:
603:        }
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