package net.avcompris.binding.dom.siteExamples;
   
   import static com.avcompris.util.junit.JUnitUtils.createTmpFileFromCommentsAroundThisMethod;
   import static org.junit.Assert.assertEquals;
   
   import javax.xml.parsers.DocumentBuilderFactory;
   
   import net.avcompris.binding.annotation.XPath;
   import net.avcompris.binding.dom.helper.DomBinderUtils;
  
  import org.junit.Test;
  import org.w3c.dom.Document;
  
  /**
   * tests that match the APT documentation.
   * 
   * @author David Andrianavalontsalama
   */
  public class GettingStartedExamplesTest {
  
  	@Test
  	public void testGettingStarted_example001() throws Exception {
  
  		final Document document = DocumentBuilderFactory.newInstance()
  				.newDocumentBuilder().parse(
  						createTmpFileFromCommentsAroundThisMethod());
  
  		/*
  		 * This is equivalent to:
  		 * final DomBinder binder = new DefaultDomBinder();
  		 * final Book book = binder.bind(document, Book.class); 
  		 *
  		 */		
  		final Book book = DomBinderUtils.xmlContentToJava(document, Book.class);
  
  		assertEquals("Treasure Island", book.getTitle());
  		assertEquals(1883, book.getPublishYear());
  		assertEquals(2, book.getAuthorNames().length);
  		assertEquals("Robert Louis Stevenson", book.getAuthorNames()[0]);
  		assertEquals("R. L. Stevenson", book.getAuthorNames()[1]);
  		assertEquals(2, book.getReferences().length);
  		assertEquals("en", book.getReferences()[0].getLang());
  		assertEquals("fr", book.getReferences()[1].getLang());
  	}
  
  	// <book title="Treasure Island">
  	//    <reference url="http://en.wikipedia.org/wiki/Treasure_Island" lang="en"/>
  	//    <reference url="http://fr.wikipedia.org/wiki/L'Île_au_trésor" lang="fr"/>
  	//    <publishedIn>1883</publishedIn>
  	//    <author>
  	//       <name>Robert Louis Stevenson</name>
  	//       <name>R. L. Stevenson</name>
  	//    </author>
  	// </book>
  
  	@XPath("/book")
  	public interface Book {
  
  		@XPath("@title")
  		String getTitle();
  
  		@XPath("publishedIn")
  		int getPublishYear();
  
  		@XPath("author/name")
  		String[] getAuthorNames();
  
  		@XPath("reference")
  		MyBookReference[] getReferences();
  
  		interface MyBookReference {
  
  			@XPath("@url")
  			String getUrl();
  
  			@XPath("@lang")
  			String getLang();
  		}
  	}
  }