/*
 * $Id: TestRequestUtils.java 54929 2004-10-16 16:38:42Z germuska $ 
 *
 * Copyright 1999-2004 The Apache Software Foundation.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


package org.apache.struts.util;


import java.net.MalformedURLException;
import java.util.HashMap;
import java.util.Map;

import javax.servlet.jsp.JspException;

import junit.framework.Test;
import junit.framework.TestSuite;

import org.apache.struts.Globals;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.DynaActionForm;
import org.apache.struts.action.RequestProcessor;
import org.apache.struts.config.ForwardConfig;
import org.apache.struts.config.ModuleConfig;
import org.apache.struts.mock.MockFormBean;
import org.apache.struts.mock.MockPrincipal;
import org.apache.struts.mock.TestMockBase;
import org.apache.struts.taglib.html.Constants;


/**
 * <p>Unit tests for <code>org.apache.struts.util.RequestUtils</code>.</p>
 *
 * @version $Rev: 54929 $ $Date: 2004-10-16 17:38:42 +0100 (Sat, 16 Oct 2004) $
 */

public class TestRequestUtils extends TestMockBase {


    // ----------------------------------------------------------------- Basics


    public TestRequestUtils(String name) {
        super(name);
    }


    public static void main(String args[]) {
        junit.awtui.TestRunner.main
            (new String[] { TestRequestUtils.class.getName() } );
    }


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


    // ----------------------------------------------------- Instance Variables



    // ----------------------------------------------------- Setup and Teardown


    public void setUp() {

        super.setUp();

    }


    public void tearDown() {

        super.tearDown();

    }


    // ------------------------------------------------------- Individual Tests


    // ---------------------------------------------------------- absoluteURL()


    public void testAbsoluteURL() {

        request.setPathElements("/myapp", "/action.do", null, null);
        String url = null;
        try {
            url = RequestUtils.absoluteURL(request, "/foo/bar.jsp").toString();
            assertEquals("absoluteURL is correct",
                         "http://localhost:8080/myapp/foo/bar.jsp",
                         url);
        } catch (MalformedURLException e) {
            fail("Threw MalformedURLException: " + e);
        }

    }


    // ------------------------------------------------------------ actionURL()


    // Default application -- extension mapping
    public void testActionURL1() {

        request.setAttribute(Globals.MODULE_KEY, moduleConfig);
        request.setPathElements("/myapp", "/foo.do", null, null);
        String url = RequestUtils.actionURL
            (request, moduleConfig.findActionConfig("/dynamic"), "*.do");
        assertNotNull("URL was returned", url);
        assertEquals("URL value",
                     "/dynamic.do",
                     url);

    }


    // Second application -- extension mapping
    public void testActionURL2() {

        request.setAttribute(Globals.MODULE_KEY, moduleConfig2);
        request.setPathElements("/myapp", "/2/foo.do", null, null);
        String url = RequestUtils.actionURL
            (request, moduleConfig2.findActionConfig("/dynamic2"), "*.do");
        assertNotNull("URL was returned", url);
        assertEquals("URL value",
                     "/2/dynamic2.do",
                     url);

    }


    // Default application -- path mapping
    public void testActionURL3() {

        request.setAttribute(Globals.MODULE_KEY, moduleConfig);
        request.setPathElements("/myapp", "/do/foo", null, null);
        String url = RequestUtils.actionURL
            (request, moduleConfig.findActionConfig("/dynamic"), "/do/*");
        assertNotNull("URL was returned", url);
        assertEquals("URL value",
                     "/do/dynamic",
                     url);

    }


    // ---------------------------------------------------- computeParameters()


    // No parameters and no transaction token
    public void testComputeParameters0a() {

        Map map = null;
        try {
            map = RequestUtils.computeParameters(page,
                                                 null, null, null, null,
                                                 null, null, null, false);
        } catch (JspException e) {
            fail("JspException: " + e);
        }
        assertNull("Map is null", map);

    }


    // No parameters but add transaction token
    public void testComputeParameters0b() {

        session.setAttribute(Globals.TRANSACTION_TOKEN_KEY, "token");
        Map map = null;
        try {
            map = RequestUtils.computeParameters
                (page, null, null, null, null,
                 null, null, null, true);
        } catch (JspException e) {
            fail("JspException: " + e);
        }
        assertNotNull("Map is not null", map);
        assertEquals("One parameter in the returned map",
                     1, map.size());
        assertTrue("Transaction token parameter present",
                   map.containsKey(Constants.TOKEN_KEY));
        assertEquals("Transaction token parameter value",
                     "token",
                     (String) map.get(Constants.TOKEN_KEY));

    }


    // Single parameter -- name
    public void testComputeParameters1a() {

        session.setAttribute("attr", "bar");
        Map map = null;
        try {
            map = RequestUtils.computeParameters
                (page, "foo", "attr", null, null,
                 null, null, null, false);
        } catch (JspException e) {
            fail("JspException: " + e);
        }
        assertNotNull("Map is not null", map);
        assertEquals("One parameter in the returned map",
                     1, map.size());
        assertTrue("Parameter present",
                   map.containsKey("foo"));
        assertEquals("Parameter value",
                     "bar",
                     (String) map.get("foo"));

    }


    // Single parameter -- scope + name
    public void testComputeParameters1b() {

        request.setAttribute("attr", "bar");
        Map map = null;
        try {
            map = RequestUtils.computeParameters
                (page, "foo", "attr", null, "request",
                 null, null, null, false);
        } catch (JspException e) {
            fail("JspException: " + e);
        }
        assertNotNull("Map is not null", map);
        assertEquals("One parameter in the returned map",
                     1, map.size());
        assertTrue("Parameter present",
                   map.containsKey("foo"));
        assertEquals("Parameter value",
                     "bar",
                     (String) map.get("foo"));

    }


    // Single parameter -- scope + name + property
    public void testComputeParameters1c() {

        request.setAttribute("attr", new MockFormBean("bar"));

        Map map = null;
        try {
            map = RequestUtils.computeParameters
                (page, "foo", "attr", "stringProperty", "request",
                 null, null, null, false);
        } catch (JspException e) {
            fail("JspException: " + e);
        }
        assertNotNull("Map is not null", map);
        assertEquals("One parameter in the returned map",
                     1, map.size());
        assertTrue("Parameter present",
                   map.containsKey("foo"));
        assertEquals("Parameter value",
                     "bar",
                     (String) map.get("foo"));

    }


    // Provided map -- name
    public void testComputeParameters2a() {

        Map map = new HashMap();
        map.put("foo1", "bar1");
        map.put("foo2", "bar2");
        session.setAttribute("attr", map);

        try {
            map = RequestUtils.computeParameters
                (page, null, null, null, null,
                 "attr", null, null, false);
        } catch (JspException e) {
            fail("JspException: " + e);
        }
        assertNotNull("Map is not null", map);
        assertEquals("Two parameter in the returned map",
                     2, map.size());
        assertTrue("Parameter foo1 present",
                   map.containsKey("foo1"));
        assertEquals("Parameter foo1 value",
                     "bar1",
                     (String) map.get("foo1"));
        assertTrue("Parameter foo2 present",
                   map.containsKey("foo2"));
        assertEquals("Parameter foo2 value",
                     "bar2",
                     (String) map.get("foo2"));

    }


    // Provided map -- scope + name
    public void testComputeParameters2b() {

        Map map = new HashMap();
        map.put("foo1", "bar1");
        map.put("foo2", "bar2");
        request.setAttribute("attr", map);

        try {
            map = RequestUtils.computeParameters
                (page, null, null, null, null,
                 "attr", null, "request", false);
        } catch (JspException e) {
            fail("JspException: " + e);
        }
        assertNotNull("Map is not null", map);
        assertEquals("Two parameter in the returned map",
                     2, map.size());
        assertTrue("Parameter foo1 present",
                   map.containsKey("foo1"));
        assertEquals("Parameter foo1 value",
                     "bar1",
                     (String) map.get("foo1"));
        assertTrue("Parameter foo2 present",
                   map.containsKey("foo2"));
        assertEquals("Parameter foo2 value",
                     "bar2",
                     (String) map.get("foo2"));

    }


    // Provided map -- scope + name + property
    public void testComputeParameters2c() {

        request.setAttribute("attr", new MockFormBean());

        Map map = null;
        try {
            map = RequestUtils.computeParameters
                (page, null, null, null, null,
                 "attr", "mapProperty", "request", false);
        } catch (JspException e) {
            fail("JspException: " + e);
        }
        assertNotNull("Map is not null", map);
        assertEquals("Two parameter in the returned map",
                     2, map.size());
        assertTrue("Parameter foo1 present",
                   map.containsKey("foo1"));
        assertEquals("Parameter foo1 value",
                     "bar1",
                     (String) map.get("foo1"));
        assertTrue("Parameter foo2 present",
                   map.containsKey("foo2"));
        assertEquals("Parameter foo2 value",
                     "bar2",
                     (String) map.get("foo2"));

    }


    // Provided map -- name with one key and two values
    public void testComputeParameters2d() {

        Map map = new HashMap();
        map.put("foo", new String[] { "bar1", "bar2" });
        session.setAttribute("attr", map);

        try {
            map = RequestUtils.computeParameters
                (page, null, null, null, null,
                 "attr", null, null, false);
        } catch (JspException e) {
            fail("JspException: " + e);
        }
        assertNotNull("Map is not null", map);
        assertEquals("One parameter in the returned map",
                     1, map.size());
        assertTrue("Parameter foo present",
                   map.containsKey("foo"));
        assertTrue("Parameter foo value type",
                   map.get("foo") instanceof String[]);
        String values[] = (String[]) map.get("foo");
        assertEquals("Values count",
                     2, values.length);

    }