tapestry/tapestry-portlet/src/test/org/apache/tapestry/portlet/TestPortletServicerBridges.java

// Copyright 2005 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.tapestry.portlet;

import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.expectLastCall;
import static org.easymock.EasyMock.isA;

import java.io.IOException;

import org.apache.tapestry.BaseComponentTestCase;
import org.apache.tapestry.services.WebRequestServicer;
import org.apache.tapestry.web.WebRequest;
import org.apache.tapestry.web.WebResponse;
import org.testng.annotations.Test;

import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;
import javax.portlet.PortletException;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;

/**
 * Tests for {@link ActionRequestServicerToWebRequestServicerBridge} and
 * {@link org.apache.tapestry.portlet.RenderRequestServicerToWebRequestServicerBridge}.
 * 
 * @author Howard M. Lewis Ship
 * @since 4.0
 */
@Test(sequential=true)
public class TestPortletServicerBridges extends BaseComponentTestCase
{
    private class WebRequestServicerFixture implements WebRequestServicer
    {
        WebRequest _request;

        WebResponse _response;

        public void service(WebRequest request, WebResponse response) throws IOException
        {
            _request = request;
            _response = response;
        }

    }

    public void testActionBridgeSuccess() throws Exception
    {
        ActionRequest request = newMock(ActionRequest.class);
        ActionResponse response = newMock(ActionResponse.class);

        PortletRequestGlobals prg = newMock(PortletRequestGlobals.class);
        WebRequestServicerFixture wrs = new WebRequestServicerFixture();

        prg.store(request, response);
        
        request.removeAttribute("FOO");
        expect(response.encodeURL("FOO")).andReturn(null);

        replay();

        ActionRequestServicerToWebRequestServicerBridge bridge = 
            new ActionRequestServicerToWebRequestServicerBridge();
        bridge.setPortletRequestGlobals(prg);
        bridge.setWebRequestServicer(wrs);

        bridge.service(request, response);

        // Test that the WebXXX wrappers createde by the bridge and passed to the WebRequestServicer
        // encapsulate the ActionRequest and ActionResponse

        wrs._request.setAttribute("FOO", null);
        wrs._response.encodeURL("FOO");

        verify();
    }

    public void testRenderBridgeSuccess() throws Exception
    {
        RenderRequest request = newMock(RenderRequest.class);
        RenderResponse response = newMock(RenderResponse.class);

        PortletRequestGlobals prg = newMock(PortletRequestGlobals.class);
        WebRequestServicerFixture wrs = new WebRequestServicerFixture();
        
        prg.store(request, response);

        request.removeAttribute("FOO");
        response.reset();

        replay();

        RenderRequestServicerToWebRequestServicerBridge bridge = 
            new RenderRequestServicerToWebRequestServicerBridge();
        bridge.setPortletRequestGlobals(prg);
        bridge.setWebRequestServicer(wrs);

        bridge.service(request, response);

        // Test that the WebXXX wrappers createde by the bridge and passed to the WebRequestServicer
        // encapsulate the RenderRequest and RenderResponse

        wrs._request.setAttribute("FOO", null);

        // Prove that the *correct* wrapper type, RenderWebResponse, has been used.

        wrs._response.reset();

        verify();
    }

    public void testActionBridgeFailure() throws Exception
    {
        ActionRequest request = newMock(ActionRequest.class);
        ActionResponse response = newMock(ActionResponse.class);
        PortletRequestGlobals prg = newMock(PortletRequestGlobals.class);
        
        WebRequestServicer servicer = newMock(WebRequestServicer.class);
        
        Throwable t = new RuntimeException("Failure.");

        prg.store(request, response);
        servicer.service(isA(PortletWebRequest.class), isA(PortletWebResponse.class));
        expectLastCall().andThrow(t);
        
        replay();

        ActionRequestServicerToWebRequestServicerBridge bridge = new ActionRequestServicerToWebRequestServicerBridge();
        bridge.setPortletRequestGlobals(prg);
        bridge.setWebRequestServicer(servicer);

        try
        {

            bridge.service(request, response);
            unreachable();
        }
        catch (PortletException ex)
        {
            // PortletException doesn't seem to copy the
            // message?
            // assertEquals("Failure.", ex.getMessage());
            // Note: implemented by PortletException, not tied
            // to JDK 1.4
            assertSame(t, ex.getCause());
        }

        verify();
    }

    public void testRenderBridgeFailure() throws Exception
    {
        RenderRequest request = newMock(RenderRequest.class);
        RenderResponse response = newMock(RenderResponse.class);
        PortletRequestGlobals prg = newMock(PortletRequestGlobals.class);
        
        WebRequestServicer servicer = newMock(WebRequestServicer.class);
        
        Throwable t = new RuntimeException("Failure.");

        prg.store(request, response);
        
        servicer.service(isA(PortletWebRequest.class), isA(RenderWebResponse.class));
        expectLastCall().andThrow(t);
        
        replay();
        
        RenderRequestServicerToWebRequestServicerBridge bridge = new RenderRequestServicerToWebRequestServicerBridge();
        bridge.setPortletRequestGlobals(prg);
        bridge.setWebRequestServicer(servicer);
        
        try
        {

            bridge.service(request, response);
            unreachable();
        }
        catch (PortletException ex)
        {
            // PortletException doesn't seem to copy the
            // message?
            // assertEquals("Failure.", ex.getMessage());
            // Note: implemented by PortletException, not tied
            // to JDK 1.4
            assertSame(t, ex.getCause());
        }

        verify();
    }
}