package cnam.cours.web;

import com.meterware.httpunit.WebConversation;
import com.meterware.httpunit.WebForm;
import com.meterware.httpunit.WebResponse;

import junit.framework.TestCase;
import junit.framework.TestSuite;

/**
 * This class tests the HTML Pages and servlets
 */
public class WebTest extends TestCase {

    private WebConversation webConversation = new WebConversation();
    private static final String URL_ROOT = "http://localhost:8080/exX";

    public WebTest(final String s) {
        super(s);
    }

    public static TestSuite suite() {
        return new TestSuite(WebTest.class);
    }

    //==================================
    //=            Test cases          =
    //==================================
    /**
     * Checks that all HTML and JSP pages are deployed
     */
    public void testWebCheckPages() {
        try {
            webConversation.getResponse(URL_ROOT);
        } catch (Exception e) {
            fail("Root " + URL_ROOT + " hasn't been found");
        }

        try {
            webConversation.getResponse(URL_ROOT + "/login.jsp");
        } catch (Exception e) {
            fail("login.jsp hasn't been found");
        }

    }

    /**
     * Checks that all servlets are deployed
     */
    public void testWebCheckServlets() {

        try {
            webConversation.getResponse(URL_ROOT + "/login");
        } catch (Exception e) {
            fail("The login servlet hasn't been found");
        }
    }

    /**
     * Checks invalid login
     */
    public void testBadLogin() throws Exception {
        WebResponse page;
        page = webConversation.getResponse(URL_ROOT + "/betterLogin.jsp");
        WebForm form = page.getFormWithName("loginform");
        form.setParameter("login", "zzz");
        form.setParameter("password", "zzz");
        // Submits the form
        form.submit();
        // After clicking the submit button 
        // the page should not be the welcome page
        WebResponse newPage = webConversation.getCurrentPage();
        String title = newPage.getTitle();
        boolean isNewPage = ( title.indexOf("welcome.jsp") != -1 );
        assertFalse("The page displayed after a bad login should not be the welcome page", isNewPage);
    }

    /**
     * Checks valid login
     */
    public void testValidLogin() throws Exception {
        WebResponse page;
        page = webConversation.getResponse(URL_ROOT + "/betterLogin.jsp");
        WebForm form = page.getFormWithName("loginform");
        form.setParameter("login", "pg");
        form.setParameter("password", "pg");
        // Submits the form
        form.submit();
        // After clicking the submit button 
        // the page should be the welcome page
        WebResponse newPage = webConversation.getCurrentPage();
        String title = newPage.getTitle();
        boolean isNewPage = ( title.indexOf("welcome.jsp") != -1 );
        assertTrue("The page displayed after a valid login should be the welcome page", isNewPage);
    }
}