WebTest.java

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import java.io.*;
import java.net.*;
import com.sun.ejte.ccl.reporter.*;

/*
 * Unit test for web fragment with login-config overrided by those in web.xml
 *
 * This unit test has been reworked in light of the fix for CR 6633257:
 * It no longer expects that the login page be accessed through a redirect,
 * but accepts that it is accessed via a FORWARD dispatch.
 */
public class WebTest {

    private static final String TEST_NAME = "servlet-3.0-web-fragment-with-login-config-overrided";
    private static final String JSESSIONID = "JSESSIONID";

    private static SimpleReporterAdapter stat
        = new SimpleReporterAdapter("appserv-tests");

    private String host;
    private String port;
    private String contextRoot;
    private String adminUser;
    private String adminPassword;
    private String jsessionId;
    private String expected;

    public WebTest(String[] args) {
        host = args[0];
        port = args[1];
        contextRoot = args[2];
        adminUser = args[3];
        adminPassword = args[4];

        expected = "success with " + adminUser;
    }
    
    public static void main(String[] args) {

        stat.addDescription("Unit test for web-fragment with login-config overrided by web.xml");
        WebTest webTest = new WebTest(args);

        try {
            webTest.run();
            stat.addStatus(TEST_NAME, stat.PASS);
        } catch( Exception ex) {
            ex.printStackTrace();
            stat.addStatus(TEST_NAME, stat.FAIL);
        }

	stat.printSummary();
    }

    public void run() throws Exception {

        jsessionId = accessServlet();
        String redirect = accessLoginPage();
        followRedirect(new URL(redirect).getPath());
    }

    /*
     * Attempt to access servlet resource protected by FORM based login.
     */
    private String accessServlet() throws Exception {
        Socket sock = null;
        OutputStream os = null;
        InputStream is = null;
        BufferedReader br = null;
        String cookie = null;

        try {
            sock = new Socket(host, new Integer(port).intValue());
            os = sock.getOutputStream();
            String get = "GET " + contextRoot + "/index.jsp HTTP/1.0\n";
            System.out.print(get);
            os.write(get.getBytes());
            os.write("\r\n".getBytes());
        
            is = sock.getInputStream();
            br = new BufferedReader(new InputStreamReader(is));

            String line = null;
            while ((line = br.readLine()) != null) {
                System.out.println(line);
                if (line.startsWith("Set-Cookie")) {
                    cookie = line;
                }
            }
        } finally {
            close(sock);
            close(os);
            close(is);
            close(br);
        }

        if (cookie == null) {
            throw new Exception("Missing Set-Cookie response header");
        }

        return getSessionIdFromCookie(cookie, JSESSIONID);
    }

    /*
     * Access login.jsp.
     */
    private String accessLoginPage() throws Exception {
        Socket sock = null;
        OutputStream os = null;
        InputStream is = null;
        BufferedReader br = null;
        String location = null;

        try {
            sock = new Socket(host, new Integer(port).intValue());
            os = sock.getOutputStream();
            String get = "GET " + contextRoot
                + "/j_security_check?j_username=" + adminUser
                + "&j_password=" + adminPassword
                + " HTTP/1.0\n";
            System.out.println(get);
            os.write(get.getBytes());
            String cookie = "Cookie: " + jsessionId + "\n";
            os.write(cookie.getBytes());
            os.write("\r\n".getBytes());
        
            is = sock.getInputStream();
            br = new BufferedReader(new InputStreamReader(is));

            String line = null;
            while ((line = br.readLine()) != null) {
                System.out.println(line);
                if (line.startsWith("Location:")) {
                    location = line;
                }
            }
        } finally {
            close(sock);
            close(os);
            close(is);
            close(br);
        }

        if (location == null) {
            throw new Exception("Missing Location response header");
        }

        return location.substring("Location:".length()).trim();
    }

    /*
     * Follow redirect to original URL
     */
    private void followRedirect(String path) throws Exception {
        Socket sock = null;
        OutputStream os = null;
        InputStream is = null;
        BufferedReader br = null;
        String response = null;
        boolean ok = false;

        try {
            sock = new Socket(host, new Integer(port).intValue());
            os = sock.getOutputStream();
            String get = "GET " + path + " HTTP/1.0\n";
            System.out.print(get);
            os.write(get.getBytes());
            String sendCookie = "Cookie: " + jsessionId + "\n";
            System.out.println(sendCookie);
            os.write(sendCookie.getBytes());
            os.write("\r\n".getBytes());
        
            is = sock.getInputStream();
            br = new BufferedReader(new InputStreamReader(is));

            String line = null;
            while ((line = br.readLine()) != null) {
                System.out.println(line);
                if (expected.equals(line)) {
                    ok = true;
                }
            }
        } finally {
            close(sock);
            close(os);
            close(is);
            close(br);
        }

        if (!ok) {
            throw new Exception("Missing response: " + expected);
        }
    }

    private String getSessionIdFromCookie(String cookie, String field) {

        String ret = null;

        int index = cookie.indexOf(field);
        if (index != -1) {
            int endIndex = cookie.indexOf(';', index);
            if (endIndex != -1) {
                ret = cookie.substring(index, endIndex);
            } else {
                ret = cookie.substring(index);
            }
            ret = ret.trim();
        }

        return ret;
    }

    private void close(Socket sock) {
        try {
            if (sock != null) {
                sock.close();
            }
        } catch(IOException ioe) {
            // ignore
        }
    }

    private void close(InputStream is) {
        try {
            if (is != null) {
                is.close();
            }
        } catch(IOException ioe) {
            // ignore
        }
    }

    private void close(OutputStream os) {
        try {
            if (os != null) {
                os.close();
            }
        } catch(IOException ioe) {
            // ignore
        }
    }

    private void close(Reader reader) {
        try {
            if (reader != null) {
                reader.close();
            }
        } catch(IOException ioe) {
            // ignore
        }
    }
}