Java tutorial
/* * Jajuk * Copyright (C) The Jajuk Team * http://jajuk.info * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * */ package ext.services.xml; import java.io.File; import java.io.IOException; import org.apache.commons.io.FileUtils; import org.apache.commons.lang.StringUtils; import org.jajuk.ConstTest; import org.jajuk.JajukTestCase; import org.jajuk.TestHelpers; import org.jajuk.util.log.Log; import org.w3c.dom.Document; import org.w3c.dom.Element; /** * . */ public class TestXMLUtils extends JajukTestCase { // helper method to emma-coverage of the unused constructor /** * Test serializable utilities private constructor. * * * @throws Exception the exception */ public void testSerializableUtilitiesPrivateConstructor() throws Exception { // For EMMA code-coverage tests TestHelpers.executePrivateConstructor(XMLUtils.class); } /** * Test method for. * * {@link ext.XMLUtils#getChildElement(org.w3c.dom.Element, java.lang.String)} * . */ public void testGetChildElement() { Document doc = XMLUtils.getDocument("<xml><test/></xml>"); assertNotNull(doc); assertNotNull(XMLUtils.getChildElement(doc.getDocumentElement(), "test")); } /** * Test get child element null. * */ public void testGetChildElementNull() { assertNull(XMLUtils.getChildElement(null, "test")); } /** * Test get child element not existing. * */ public void testGetChildElementNotExisting() { Document doc = XMLUtils.getDocument("<xml><test/></xml>"); assertNotNull(doc); assertNull(XMLUtils.getChildElement(doc.getDocumentElement(), "notexist")); } /** * Test method for. * * {@link ext.XMLUtils#getAttributeValue(org.w3c.dom.Element, java.lang.String)} * . */ public void testGetAttributeValue() { Document doc = XMLUtils.getDocument("<xml><test value=\"1\"/></xml>"); assertNotNull(doc); Element test = XMLUtils.getChildElement(doc.getDocumentElement(), "test"); assertNotNull(test); assertNotNull(XMLUtils.getAttributeValue(test, "value")); assertEquals("", XMLUtils.getAttributeValue(test, "notexist")); assertEquals("", XMLUtils.getAttributeValue(doc.getDocumentElement(), "value")); } /** * Test get attribute value null. * */ public void testGetAttributeValueNull() { assertNull(XMLUtils.getAttributeValue(null, "value")); } /** * Test method for. * * {@link ext.XMLUtils#getChildElementContent(org.w3c.dom.Element, java.lang.String)} * . */ public void testGetChildElementContent() { Document doc = XMLUtils.getDocument("<xml><test value=\"1\">testcontent</test></xml>"); assertNotNull(doc); assertEquals("testcontent", XMLUtils.getChildElementContent(doc.getDocumentElement(), "test")); } /** * Test get child element content null. * */ public void testGetChildElementContentNull() { assertEquals("", XMLUtils.getChildElementContent(null, "test")); } /** * Test method for {@link ext.XMLUtils#getDocument(java.lang.String)}. */ public void testGetDocument() { Document doc = XMLUtils.getDocument("<xml><test value=\"1\"/></xml>"); assertNotNull(doc); assertEquals("xml", doc.getDocumentElement().getTagName()); } /** * Test get document parse error. * */ public void testGetDocumentParseError() { Document doc = XMLUtils.getDocument("<xmlinvalid>adsasd<asdksdtest value=\"1\"/></xml>"); assertNull(doc); doc = XMLUtils.getDocument(StringUtils.repeat("1", 1000)); // more than 500 // characters for // log.debug assertNull(doc); } /** * Test method for. * * @throws Exception the exception * {@link ext.services.xml.XMLUtils#writeBeanToFile(java.lang.Object, java.lang.String)} * . */ public final void testWriteBeanToFile() throws Exception { PersonBean bean = new PersonBean(); bean.setName("testvalue"); File file = File.createTempFile("test", ".bean", new java.io.File(ConstTest.TECH_TESTS_PATH)); assertTrue(file.delete()); // delete file to create it from scratch assertFalse(file.exists()); XMLUtils.writeBeanToFile(bean, file.getAbsolutePath()); { // check file assertTrue(file.exists()); String contents = FileUtils.readFileToString(file); Log.debug("Contents: " + contents); assertTrue(contents, file.length() > 0); } /* * TODO: somehow this test does not work, we should find out and fix this * test... * * Object obj = XMLUtils.readBeanFromFile(file.getAbsolutePath()); * assertTrue(obj instanceof PersonBean); * * assertEquals("testvalue", ((PersonBean)obj).getName()); */ } /** * Test write bean to file invalid file. * */ public final void testWriteBeanToFileInvalidFile() { PersonBean bean = new PersonBean(); bean.setName("testvalue"); try { XMLUtils.writeBeanToFile(bean, "&@#$@(*^)!#!@#@#)}{?M<>?<?,/.,/.,\"'\\][|}{{:2zqwq;sInvalidFileName/\\/"); fail("Should throw Exception here..."); } catch (IOException e) { // expected... } } /** * Class <code>PersonBean</code>. */ public class PersonBean implements java.io.Serializable { /** Generated serialVersionUID. */ private static final long serialVersionUID = 1124123276327532379L; private String name; private boolean deceased; /** No-arg constructor (takes no arguments). */ public PersonBean() { } /** * Property <code>name</code> (note capitalization) readable/writable. * * @return the name */ public String getName() { return this.name; } /** * Setter for property <code>name</code>. * * @param name the new name */ public void setName(final String name) { this.name = name; } /** * Getter for property "deceased" Different syntax for a boolean field (is * vs. get) * * @return true, if is deceased */ public boolean isDeceased() { return this.deceased; } /** * Setter for property <code>deceased</code>. * * @param deceased the new deceased */ public void setDeceased(final boolean deceased) { this.deceased = deceased; } } /** * Test method for. * * {@link ext.services.xml.XMLUtils#readBeanFromFile(java.lang.String)}. */ public final void testReadBeanFromFile() { // tested above } /** * Test method for. * * {@link ext.services.xml.XMLUtils#readObjectFromFile(java.lang.String)}. */ public final void testReadObjectFromFile() { // tested above } /** * Test method for. * * @throws Exception the exception * {@link ext.services.xml.XMLUtils#readObjectFromString(java.lang.String)}. */ public final void testReadObjectFromString() throws Exception { String str = new String("teststring"); File file = File.createTempFile("test", ".bean", new java.io.File(ConstTest.TECH_TESTS_PATH)); assertTrue(file.delete()); // delte file to create it from scratch assertFalse(file.exists()); XMLUtils.writeObjectToFile(str, file.getAbsolutePath()); assertTrue(file.exists()); String xml = FileUtils.readFileToString(file); assertTrue(StringUtils.isNotBlank(xml)); assertNotNull(XMLUtils.getDocument(xml)); /* * TODO: currently this reports an error about xpp3 pull parser missing, not * sure how this works inside Jajuk... * * Object obj = XMLUtils.readObjectFromString(xml); assertTrue(obj * instanceof String); * * assertEquals("teststring", obj); */ } /** * Test method for. * * @throws Exception the exception * {@link ext.services.xml.XMLUtils#writeObjectToFile(java.lang.Object, java.lang.String)} * . */ public final void testWriteObjectToFile() throws Exception { String str = new String("teststring"); File file = File.createTempFile("test", ".bean", new java.io.File(ConstTest.TECH_TESTS_PATH)); assertTrue(file.delete()); // delte file to create it from scratch assertFalse(file.exists()); XMLUtils.writeObjectToFile(str, file.getAbsolutePath()); assertTrue(file.exists()); /* * TODO: currently this reports an error about xpp3 pull parser missing, not * sure how this works inside Jajuk... * * Object obj = XMLUtils.readObjectFromFile(file.getAbsolutePath()); * assertTrue(obj instanceof String); * * assertEquals("teststring", obj); */ } /** * Test write object to file invalid file. * */ public final void testWriteObjectToFileInvalidFile() { String str = new String("teststring"); try { XMLUtils.writeObjectToFile(str, "&@#$@(*^)!#!@#@#)}{?M<>?<?,/.,/.,\"'\\][|}{{:2zqwq;sInvalidFileName/\\/"); fail("Should throw Exception here..."); } catch (IOException e) { // expected... } } }