Source Code Cross Referenced for ValidatorTest.java in  » Library » Apache-commons-validator-1.3.1-src » org » apache » commons » validator » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Library » Apache commons validator 1.3.1 src » org.apache.commons.validator 
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.validator;
018:
019:        import java.text.DateFormat;
020:        import java.text.ParseException;
021:        import java.util.ArrayList;
022:        import java.util.Date;
023:        import java.util.List;
024:        import java.util.Locale;
025:
026:        import junit.framework.Test;
027:        import junit.framework.TestCase;
028:        import junit.framework.TestSuite;
029:
030:        import org.apache.commons.validator.util.ValidatorUtils;
031:
032:        /**                                                       
033:         * Performs Validation Test.
034:         *
035:         * @version $Revision: 478334 $ $Date: 2006-11-22 21:31:54 +0000 (Wed, 22 Nov 2006) $
036:         */
037:        public class ValidatorTest extends TestCase {
038:
039:            public ValidatorTest(String name) {
040:                super (name);
041:            }
042:
043:            /**
044:             * Start the tests. 
045:             *
046:             * @param theArgs the arguments. Not used
047:             */
048:            public static void main(String[] theArgs) {
049:                junit.awtui.TestRunner.main(new String[] { ValidatorTest.class
050:                        .getName() });
051:            }
052:
053:            /**
054:             * @return a test suite (<code>TestSuite</code>) that includes all methods
055:             *         starting with "test"
056:             */
057:            public static Test suite() {
058:                // All methods starting with "test" will be executed in the test suite.
059:                return new TestSuite(ValidatorTest.class);
060:            }
061:
062:            protected void setUp() {
063:            }
064:
065:            protected void tearDown() {
066:            }
067:
068:            /**
069:             * Verify that one value generates an error and the other passes.  The validation 
070:             * method being tested returns an object (<code>null</code> will be considered an error).
071:             */
072:            public void testManualObject() {
073:                //     property name of the method we are validating
074:                String property = "date";
075:                // name of ValidatorAction
076:                String action = "date";
077:                ValidatorResources resources = setupDateResources(property,
078:                        action);
079:
080:                TestBean bean = new TestBean();
081:                bean.setDate("2/3/1999");
082:
083:                Validator validator = new Validator(resources, "testForm");
084:                validator.setParameter(Validator.BEAN_PARAM, bean);
085:
086:                try {
087:                    ValidatorResults results = validator.validate();
088:
089:                    assertNotNull("Results are null.", results);
090:
091:                    ValidatorResult result = results
092:                            .getValidatorResult(property);
093:
094:                    assertNotNull("Results are null.", results);
095:
096:                    assertTrue("ValidatorResult does not contain '" + action
097:                            + "' validator result.", result
098:                            .containsAction(action));
099:
100:                    assertTrue("Validation of the date formatting has failed.",
101:                            result.isValid(action));
102:                } catch (Exception e) {
103:                    fail("An exception was thrown while calling Validator.validate()");
104:                }
105:
106:                bean.setDate("2/30/1999");
107:
108:                try {
109:                    ValidatorResults results = validator.validate();
110:
111:                    assertNotNull("Results are null.", results);
112:
113:                    ValidatorResult result = results
114:                            .getValidatorResult(property);
115:
116:                    assertNotNull("Results are null.", results);
117:
118:                    assertTrue("ValidatorResult does not contain '" + action
119:                            + "' validator result.", result
120:                            .containsAction(action));
121:
122:                    assertTrue(
123:                            "Validation of the date formatting has passed when it should have failed.",
124:                            !result.isValid(action));
125:                } catch (Exception e) {
126:                    fail("An exception was thrown while calling Validator.validate()");
127:                }
128:
129:            }
130:
131:            public void testOnlyReturnErrors() throws ValidatorException {
132:                //     property name of the method we are validating
133:                String property = "date";
134:                // name of ValidatorAction
135:                String action = "date";
136:                ValidatorResources resources = setupDateResources(property,
137:                        action);
138:
139:                TestBean bean = new TestBean();
140:                bean.setDate("2/3/1999");
141:
142:                Validator validator = new Validator(resources, "testForm");
143:                validator.setParameter(Validator.BEAN_PARAM, bean);
144:
145:                ValidatorResults results = validator.validate();
146:
147:                assertNotNull(results);
148:
149:                // Field passed and should be in results
150:                assertTrue(results.getPropertyNames().contains(property));
151:
152:                // Field passed but should not be in results
153:                validator.setOnlyReturnErrors(true);
154:                results = validator.validate();
155:                assertFalse(results.getPropertyNames().contains(property));
156:            }
157:
158:            public void testOnlyValidateField() throws ValidatorException {
159:                //     property name of the method we are validating
160:                String property = "date";
161:                // name of ValidatorAction
162:                String action = "date";
163:                ValidatorResources resources = setupDateResources(property,
164:                        action);
165:
166:                TestBean bean = new TestBean();
167:                bean.setDate("2/3/1999");
168:
169:                Validator validator = new Validator(resources, "testForm",
170:                        property);
171:                validator.setParameter(Validator.BEAN_PARAM, bean);
172:
173:                ValidatorResults results = validator.validate();
174:
175:                assertNotNull(results);
176:
177:                // Field passed and should be in results
178:                assertTrue(results.getPropertyNames().contains(property));
179:            }
180:
181:            private ValidatorResources setupDateResources(String property,
182:                    String action) {
183:
184:                ValidatorResources resources = new ValidatorResources();
185:
186:                ValidatorAction va = new ValidatorAction();
187:                va.setName(action);
188:                va.setClassname("org.apache.commons.validator.ValidatorTest");
189:                va.setMethod("formatDate");
190:                va
191:                        .setMethodParams("java.lang.Object,org.apache.commons.validator.Field");
192:
193:                FormSet fs = new FormSet();
194:                Form form = new Form();
195:                form.setName("testForm");
196:                Field field = new Field();
197:                field.setProperty(property);
198:                field.setDepends(action);
199:                form.addField(field);
200:                fs.addForm(form);
201:
202:                resources.addValidatorAction(va);
203:                resources.addFormSet(fs);
204:                resources.process();
205:
206:                return resources;
207:            }
208:
209:            /**
210:             * Verify that one value generates an error and the other passes.  The validation 
211:             * method being tested returns a <code>boolean</code> value.
212:             */
213:            public void testManualBoolean() {
214:                ValidatorResources resources = new ValidatorResources();
215:
216:                ValidatorAction va = new ValidatorAction();
217:                va.setName("capLetter");
218:                va.setClassname("org.apache.commons.validator.ValidatorTest");
219:                va.setMethod("isCapLetter");
220:                va
221:                        .setMethodParams("java.lang.Object,org.apache.commons.validator.Field,java.util.List");
222:
223:                FormSet fs = new FormSet();
224:                Form form = new Form();
225:                form.setName("testForm");
226:                Field field = new Field();
227:                field.setProperty("letter");
228:                field.setDepends("capLetter");
229:                form.addField(field);
230:                fs.addForm(form);
231:
232:                resources.addValidatorAction(va);
233:                resources.addFormSet(fs);
234:                resources.process();
235:
236:                List l = new ArrayList();
237:
238:                TestBean bean = new TestBean();
239:                bean.setLetter("A");
240:
241:                Validator validator = new Validator(resources, "testForm");
242:                validator.setParameter(Validator.BEAN_PARAM, bean);
243:                validator.setParameter("java.util.List", l);
244:
245:                try {
246:                    validator.validate();
247:                } catch (Exception e) {
248:                    fail("An exception was thrown while calling Validator.validate()");
249:                }
250:
251:                assertEquals("Validation of the letter 'A'.", 0, l.size());
252:
253:                l.clear();
254:                bean.setLetter("AA");
255:
256:                try {
257:                    validator.validate();
258:                } catch (Exception e) {
259:                    fail("An exception was thrown while calling Validator.validate()");
260:                }
261:
262:                assertEquals("Validation of the letter 'AA'.", 1, l.size());
263:            }
264:
265:            /**
266:             * Checks if the field is one upper case letter between 'A' and 'Z'.
267:             */
268:            public static boolean isCapLetter(Object bean, Field field, List l) {
269:                String value = ValidatorUtils.getValueAsString(bean, field
270:                        .getProperty());
271:
272:                if (value != null && value.length() == 1) {
273:                    if (value.charAt(0) >= 'A' && value.charAt(0) <= 'Z') {
274:                        return true;
275:                    } else {
276:                        l.add("Error");
277:                        return false;
278:                    }
279:                } else {
280:                    l.add("Error");
281:                    return false;
282:                }
283:            }
284:
285:            /**
286:             * Formats a <code>String</code> to a <code>Date</code>.  
287:             * The <code>Validator</code> will interpret a <code>null</code> 
288:             * as validation having failed.
289:             */
290:            public static Date formatDate(Object bean, Field field) {
291:                String value = ValidatorUtils.getValueAsString(bean, field
292:                        .getProperty());
293:                Date date = null;
294:
295:                try {
296:                    DateFormat formatter = null;
297:                    formatter = DateFormat.getDateInstance(DateFormat.SHORT,
298:                            Locale.US);
299:
300:                    formatter.setLenient(false);
301:
302:                    date = formatter.parse(value);
303:                } catch (ParseException e) {
304:                    System.out.println("ValidatorTest.formatDate() - "
305:                            + e.getMessage());
306:                }
307:
308:                return date;
309:            }
310:
311:            public class TestBean {
312:                private String letter = null;
313:                private String date = null;
314:
315:                public String getLetter() {
316:                    return letter;
317:                }
318:
319:                public void setLetter(String letter) {
320:                    this .letter = letter;
321:                }
322:
323:                public String getDate() {
324:                    return date;
325:                }
326:
327:                public void setDate(String date) {
328:                    this.date = date;
329:                }
330:            }
331:
332:        }
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