/**

  * Back 2 Browser Bytecode Translator

  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

  *

  * 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, version 2 of the License.

  *

  * 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. Look for COPYING file in the top folder.

  * If not, see http://opensource.org/licenses/GPL-2.0.

  */

 package org.apidesign.bck2brwsr.ko.archetype.test;

 import java.io.IOException;

 import java.net.URL;

 import javax.xml.XMLConstants;

 import javax.xml.parsers.DocumentBuilderFactory;

 import javax.xml.parsers.ParserConfigurationException;

 import javax.xml.xpath.XPathConstants;

 import javax.xml.xpath.XPathExpression;

 import javax.xml.xpath.XPathExpressionException;

 import javax.xml.xpath.XPathFactory;

 import javax.xml.xpath.XPathFactoryConfigurationException;

 import org.testng.annotations.Test;

 import static org.testng.Assert.*;

 import org.testng.annotations.BeforeClass;

 import org.w3c.dom.Document;

 import org.w3c.dom.NodeList;

 import org.xml.sax.SAXException;

 /**

  *

  * @author Jaroslav Tulach <jtulach@netbeans.org>

  */

 public class ArchetypeVersionTest {

     private String version;

     public ArchetypeVersionTest() {

     }

     @BeforeClass public void readCurrentVersion() throws Exception {

         version = findCurrentVersion();

         assertFalse(version.isEmpty(), "There should be some version string");

     }

     @Test public void testComparePomDepsVersions() throws Exception {

         final ClassLoader l = ArchetypeVersionTest.class.getClassLoader();

         URL r = l.getResource("archetype-resources/pom.xml");

         assertNotNull(r, "Archetype pom found");

         final XPathFactory fact = XPathFactory.newInstance();

         XPathExpression xp2 = fact.newXPath().compile(

             "//properties/net.java.html.version/text()"

         );

         Document dom = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(r.openStream());

         String arch = (String) xp2.evaluate(dom, XPathConstants.STRING);

         int snapshot = arch.indexOf("-SNAPSHOT");

         if (snapshot >= 0) {

             arch = arch.substring(0, snapshot);

         }

         assertTrue(arch.matches("[0-9\\.]+"), "net.java.html.json version seems valid: " + arch);

     }

     @Test public void testCheckLauncher() throws Exception {

         final ClassLoader l = ArchetypeVersionTest.class.getClassLoader();

         URL r = l.getResource("archetype-resources/pom.xml");

         assertNotNull(r, "Archetype pom found");

         final XPathFactory fact = XPathFactory.newInstance();

         XPathExpression xp2 = fact.newXPath().compile(

             "//properties/bck2brwsr.launcher.version/text()"

         );

         Document dom = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(r.openStream());

         String arch = (String) xp2.evaluate(dom, XPathConstants.STRING);

         assertEquals(arch, version, "launcher dependency is on more recent version");

     }

     @Test public void testCheckBck2Brwsr() throws Exception {

         final ClassLoader l = ArchetypeVersionTest.class.getClassLoader();

         URL r = l.getResource("archetype-resources/pom.xml");

         assertNotNull(r, "Archetype pom found");

         final XPathFactory fact = XPathFactory.newInstance();

         XPathExpression xp2 = fact.newXPath().compile(

             "//properties/bck2brwsr.version/text()"

         );

         Document dom = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(r.openStream());

         String arch = (String) xp2.evaluate(dom, XPathConstants.STRING);

         assertEquals(arch, version, "bck2brwsr dependency is on more recent version");

     }

     @Test public void testNbActions() throws Exception {

         final ClassLoader l = ArchetypeVersionTest.class.getClassLoader();

         URL r = l.getResource("archetype-resources/nbactions.xml");

         assertNotNull(r, "Archetype nb file found");

         final XPathFactory fact = XPathFactory.newInstance();

         XPathExpression xp2 = fact.newXPath().compile(

             "//goal/text()"

         );

         Document dom = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(r.openStream());

         NodeList goals = (NodeList) xp2.evaluate(dom, XPathConstants.NODESET);

         for (int i = 0; i < goals.getLength(); i++) {

             String s = goals.item(i).getTextContent();

             if (s.contains("apidesign")) {

                 assertFalse(s.matches(".*apidesign.*[0-9].*"), "No numbers: " + s);

             }

         }

     }

     static String findCurrentVersion() throws XPathExpressionException, IOException, ParserConfigurationException, SAXException, XPathFactoryConfigurationException {

         final ClassLoader l = ArchetypeVersionTest.class.getClassLoader();

         URL u = l.getResource("META-INF/maven/org.apidesign.bck2brwsr/knockout4j-archetype/pom.xml");

         assertNotNull(u, "Own pom found: " + System.getProperty("java.class.path"));

         final XPathFactory fact = XPathFactory.newInstance();

         fact.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);

         XPathExpression xp = fact.newXPath().compile("project/version/text()");

         Document dom = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(u.openStream());

         return xp.evaluate(dom);

     }

 }