EvalAccessorTest.java :  » Web-Framework » calyxo » de » odysseus » calyxo » base » misc » Java Open Source

/*
 * Copyright 2004, 2005, 2006 Odysseus Software GmbH
 *
 * 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 de.odysseus.calyxo.base.misc;

import java.util.Map;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.jsp.el.ELException;

import de.odysseus.calyxo.base.test.TestModuleGroup;
import de.odysseus.calyxo.base.test.TestModuleContext;
import de.odysseus.calyxo.base.test.TestPageContext;
import de.odysseus.calyxo.base.test.TestRequest;

import junit.framework.TestCase;

/**
 * 
 * @author Christoph Beck
 */
public class EvalAccessorTest extends TestCase {

  private TestPageContext pageContext;
  private TestModuleContext module;

  /**
   * Constructor for I18nViewTest.
   * @param arg0
   */
  public EvalAccessorTest(String arg0) {
    super(arg0);
  }

  protected void setUp() throws ServletException {
    pageContext = new TestPageContext();
    HttpServletRequest request = (HttpServletRequest)pageContext.getRequest();
    // configure test module
    module = new TestModuleContext("test", pageContext.getServletContext());
    // configure module container
    ServletContext context = request.getSession().getServletContext();
    TestModuleGroup group = TestModuleGroup.getInstance(context);
    group.add(module);
    // select module
    group.setTestModuleContext(request, module);
  }

  protected Object evaluate(Class type, String expression) throws ELException {
    return pageContext.getExpressionEvaluator().evaluate(
      expression,
      type,
      pageContext.getVariableResolver(),
      null
    );
  }

  public void testFind() throws ELException {
    HttpServletRequest request =
      (HttpServletRequest)pageContext.getRequest();
    EvalAccessor accessor = new EvalAccessor(module);
    Map map = (Map)accessor.get(request);
    module.getServletContext().setAttribute("test", "application");
    assertEquals("application", map.get("test"));
    module.setAttribute("test", "module");
    assertEquals("module", map.get("test"));
    request.getSession().setAttribute("test", "session");
    assertEquals("session", map.get("test"));
    request.setAttribute("test", "request");
    assertEquals("request", map.get("test"));
  }

  public void testScopes() throws ELException {
    HttpServletRequest request =
      (HttpServletRequest)pageContext.getRequest();
    EvalAccessor accessor = new EvalAccessor(module);
    Map map = (Map)accessor.get(request);
    module.getServletContext().setAttribute("test", "application");
    assertEquals("application", map.get("applicationScope.test"));
    module.setAttribute("test", "module");
    assertEquals("module", map.get("moduleScope.test"));
    request.getSession().setAttribute("test", "session");
    assertEquals("session", map.get("sessionScope.test"));
    request.setAttribute("test", "request");
    assertEquals("request", map.get("requestScope.test"));
  }

  public void testParam() throws ELException {
    TestRequest request =
      (TestRequest)pageContext.getRequest();
    EvalAccessor accessor = new EvalAccessor(module);
    Map map = (Map)accessor.get(request);
    request.setParameter("test", "param");
    assertEquals("param", map.get("param.test"));
  }

  public static void main(String[] args) {
    junit.textui.TestRunner.run(EvalAccessorTest.class);
  }

}