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   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF licenses this file
   *  to you 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,
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   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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   */
  package org.apache.causeway.viewer.wicket.viewer.wicketapp;
  
  import org.apache.wicket.Page;
  import org.apache.wicket.markup.html.WebPage;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.mockito.Mock;
  import org.mockito.Mockito;
  import org.mockito.junit.jupiter.MockitoExtension;
  
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.is;
  
  import org.apache.causeway.commons.internal.base._Casts;
  import org.apache.causeway.viewer.wicket.model.models.PageType;
  import org.apache.causeway.viewer.wicket.ui.pages.PageClassRegistry;
  import org.apache.causeway.viewer.wicket.ui.pages.home.HomePage;
  
  @ExtendWith(MockitoExtension.class)
  class CausewayWicketApplication_Pages {
  
      @Mock PageClassRegistry mockPageClassRegistry;
  
      private CausewayWicketApplication application;
  
      @Test
      public void delegatesToPageClassRegistryToObtainPageTypes() {
          final PageType pageType = PageType.HOME;
          final Class<HomePage> expectedPageClass = HomePage.class;
  
          application = new CausewayWicketApplication() {
              private static final long serialVersionUID = 1L;
  
              @Override
              public PageClassRegistry getPageClassRegistry() {
                  return mockPageClassRegistry;
              }
  
          };
  
          Mockito.when(mockPageClassRegistry.getPageClass(pageType))
          .thenReturn(_Casts.uncheckedCast(expectedPageClass));
  
          final Class<? extends Page> pageClass = application.getHomePage();
          assertThat(expectedPageClass.isAssignableFrom(pageClass), is(true));
      }
  
      @Test
      public void delegatesToPageClassRegistryToObtainPageTypes_ForSignIn() {
  
          final PageType pageType = PageType.SIGN_IN;
          final Class<WebPage> expectedPageClass = WebPage.class;
  
          final PageClassRegistry mockPageClassRegistry = Mockito.mock(PageClassRegistry.class);
          application = new CausewayWicketApplication() {
              private static final long serialVersionUID = 1L;
  
              @Override
              public PageClassRegistry getPageClassRegistry() {
                  return mockPageClassRegistry;
              }
          };
          Mockito.when(mockPageClassRegistry.getPageClass(pageType))
          .thenReturn(_Casts.uncheckedCast(expectedPageClass));
  
          final Class<? extends Page> pageClass = application.getSignInPageClass();
          assertThat(expectedPageClass.isAssignableFrom(pageClass), is(true));
      }
  
  }
  