/*
    * Licensed under the GPL License. You may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *   https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
    *
    * THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
    * WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
    * PURPOSE.
   */
  package psiprobe.controllers.sessions;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.ArgumentMatchers.anyBoolean;
  import static org.mockito.Mockito.doReturn;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.mockStatic;
  import static org.mockito.Mockito.spy;
  import static org.mockito.Mockito.when;
  
  import jakarta.servlet.http.HttpServletRequest;
  import jakarta.servlet.http.HttpServletResponse;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.catalina.Context;
  import org.apache.catalina.Manager;
  import org.apache.catalina.Session;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.springframework.test.util.ReflectionTestUtils;
  import org.springframework.web.servlet.ModelAndView;
  
  import psiprobe.TomcatContainer;
  import psiprobe.beans.ContainerWrapperBean;
  import psiprobe.model.ApplicationSession;
  import psiprobe.model.SessionSearchInfo;
  import psiprobe.tools.ApplicationUtils;
  
  /**
   * The Class ListSessionsControllerTest.
   */
  class ListSessionsControllerTest {
  
    /** The controller. */
    private ListSessionsController controller;
  
    /** The request. */
    private HttpServletRequest request;
  
    /** The response. */
    private HttpServletResponse response;
  
    /** The context. */
    private Context context;
  
    /** The manager. */
    private Manager manager;
  
    /** The container wrapper. */
    private ContainerWrapperBean containerWrapper;
  
    /**
     * Sets the up.
     */
    @BeforeEach
    void setUp() {
      controller = spy(new ListSessionsController());
      request = mock(HttpServletRequest.class);
      response = mock(HttpServletResponse.class);
      context = mock(Context.class);
      manager = mock(Manager.class);
      containerWrapper = mock(ContainerWrapperBean.class);
  
      ReflectionTestUtils.setField(controller, "containerWrapper", containerWrapper);
  
      doReturn("sessions").when(controller).getViewName();
    }
  
    /**
     * Test handle request delegates to super.
     *
     * @throws Exception the exception
     */
    @Test
    void testHandleRequestDelegatesToSuper() throws Exception {
      ListSessionsController ctrl = spy(new ListSessionsController());
      doReturn(new ModelAndView()).when(ctrl).handleRequest(any(), any());
      ModelAndView mv = ctrl.handleRequest(request, response);
      assertNotNull(mv);
    }
  
    /**
     * Test handle context with no context lists all sessions.
     *
    * @throws Exception the exception
    */
   @Test
   void testHandleContextWithNoContextListsAllSessions() throws Exception {
     List<Context> ctxs = new ArrayList<>();
     Context ctx = mock(Context.class);
     Manager mgr = mock(Manager.class);
     Session s = mock(Session.class);
     ApplicationSession appSession = mock(ApplicationSession.class);
 
     ctxs.add(ctx);
     when(containerWrapper.getTomcatContainer()).thenReturn(mock(TomcatContainer.class));
 
     TomcatContainer tomcatContainer = mock(TomcatContainer.class);
     when(containerWrapper.getTomcatContainer()).thenReturn(tomcatContainer);
     when(tomcatContainer.findContexts()).thenReturn(ctxs);
 
     when(ctx.getManager()).thenReturn(mgr);
     when(mgr.findSessions()).thenReturn(new Session[] {s});
 
     try (var mockedApplicationUtils = mockStatic(ApplicationUtils.class)) {
       when(ApplicationUtils.getApplicationSession(any(), anyBoolean(), anyBoolean()))
           .thenReturn(appSession);
       when(appSession.getAttributes()).thenReturn(List.of());
 
       ModelAndView mv = controller.handleContext(null, null, request, response);
       assertNotNull(mv);
       assertTrue(mv.getModel().containsKey("sessions"));
     }
   }
 
   /**
    * Test handle context with context lists sessions.
    *
    * @throws Exception the exception
    */
   @Test
   void testHandleContextWithContextListsSessions() throws Exception {
     when(context.getManager()).thenReturn(manager);
     when(manager.findSessions()).thenReturn(new Session[0]);
     ModelAndView mv = controller.handleContext("test", context, request, response);
     assertNotNull(mv);
     assertTrue(mv.getModel().containsKey("sessions"));
   }
 
   /**
    * Test match session.
    *
    * @throws Exception the exception
    */
   @Test
   void testMatchSession() throws Exception {
     ApplicationSession appSession = mock(ApplicationSession.class);
     SessionSearchInfo searchInfo = new SessionSearchInfo();
     // Use reflection to call private method
     var method = ListSessionsController.class.getDeclaredMethod("matchSession",
         ApplicationSession.class, SessionSearchInfo.class);
     method.setAccessible(true);
     boolean result = (boolean) method.invoke(controller, appSession, searchInfo);
     assertTrue(result);
   }
 
   /**
    * Test is context optional.
    */
   @Test
   void testIsContextOptional() {
     assertTrue(controller.isContextOptional());
   }
 
   /**
    * Test set view name.
    */
   @Test
   void testSetViewName() {
     controller.setViewName("sessions");
     assertEquals("sessions", controller.getViewName());
   }
 
 }