/**
 * License Agreement.
 *
 * Rich Faces - Natural Ajax for Java Server Faces (JSF)
 *
 * Copyright (C) 2007 Exadel, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License version 2.1 as published by the Free Software Foundation.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 */

package org.ajax4jsf.renderkit.html;

import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;

import javax.faces.component.UIForm;
import javax.faces.component.html.HtmlForm;

import org.ajax4jsf.component.UIPush;
import org.ajax4jsf.tests.AbstractAjax4JsfTestCase;
import org.apache.commons.lang.StringUtils;

import com.gargoylesoftware.htmlunit.html.DomText;
import com.gargoylesoftware.htmlunit.html.HtmlElement;
import com.gargoylesoftware.htmlunit.html.HtmlPage;
import com.gargoylesoftware.htmlunit.html.HtmlScript;

public class AjaxPushRendererTest extends AbstractAjax4JsfTestCase {
	private static final String SCRIPT_NAME = "org.ajax4jsf.javascript.AjaxScript"; 
	
	private UIForm form = null;
	private UIPush push1 = null;
	private UIPush push2 = null;

	public AjaxPushRendererTest(String name) {
		super(name);
	}
	
	public void setUp() throws Exception {
		super.setUp();
		
		form = new HtmlForm();
    	form.setId("form");
    	facesContext.getViewRoot().getChildren().add(form);
    	
    	push1 = (UIPush) application.createComponent(UIPush.COMPONENT_TYPE);
    	push1.setId("push1");
    	push1.setEnabled(true);
    	form.getChildren().add(push1);
    	
    	push2 = (UIPush) application.createComponent(UIPush.COMPONENT_TYPE);
    	push2.setId("push2");
    	push2.setEnabled(false);
    	form.getChildren().add(push2);
	}
	
	public void tearDown() throws Exception {
		super.tearDown();
		
		push1 = null;
		push2 = null;
		form = null;
	}
	
	public void testRender() throws Exception {
		HtmlPage page = renderView();
        assertNotNull(page);
        System.out.println(page.asXml());
        
        HtmlElement span1 = page.getHtmlElementById(push1.getClientId(facesContext));
        assertNotNull(span1);
        assertEquals("span", span1.getTagName());
        String style = span1.getAttributeValue("style");
        assertNotNull(style);
        assertTrue(style.matches("display\\s*\\:\\s*none\\s*\\;\\s*"));
        
        HtmlElement span2 = page.getHtmlElementById(push2.getClientId(facesContext));
        assertNotNull(span2);
        assertEquals("span", span2.getTagName());
        style = span2.getAttributeValue("style");
        assertNotNull(style);
        assertTrue(style.matches("display\\s*\\:\\s*none\\s*\\;\\s*"));
	}

	public void testRenderScript() throws Exception {
		HtmlPage page = renderView();
        assertNotNull(page);
        
        List scripts = page.getDocumentElement().getHtmlElementsByTagName("script");
        int found = 0;
        for (Iterator it = scripts.iterator(); it.hasNext();) {
        	 HtmlScript item = (HtmlScript) it.next();
             String srcAttr = item.getSrcAttribute();
        	 if (StringUtils.isNotBlank(srcAttr)) {
                if (srcAttr.contains(SCRIPT_NAME)) {
                	found++;
                	break;
                }
        	}
        }
        assertEquals(1, found);
        
        HtmlElement span1 = page.getHtmlElementById(push1.getClientId(facesContext));
        assertNotNull(span1);
        scripts = span1.getHtmlElementsByTagName("script");
        int i = 0;
        for (Iterator it = scripts.iterator(); it.hasNext();) {
        	HtmlScript item = (HtmlScript) it.next();
        	DomText text = (DomText) item.getFirstChild();
        	
        	assertNotNull(text);
        	assertTrue(text.asText().contains("A4J.AJAX.Push"));
        	
        	i++;
        }
        assertEquals(1, i);
        
        HtmlElement span2 = page.getHtmlElementById(push2.getClientId(facesContext));
        assertNotNull(span2);
        scripts = span2.getHtmlElementsByTagName("script");
        i = 0;
        for (Iterator it = scripts.iterator(); it.hasNext();) {
        	HtmlScript item = (HtmlScript) it.next();
        	DomText text = (DomText) item.getFirstChild();
        	
        	assertNotNull(text);
        	assertTrue(text.asText().contains("A4J.AJAX.StopPush"));
        	
        	i++;
        }
        assertEquals(1, i);
	}
}
