package fr.plil.sio.web.mvc;
  

  import org.junit.Before;
  import org.junit.Test;

  import org.junit.runner.RunWith;

  import org.springframework.boot.test.context.SpringBootTest;

  import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
  import org.springframework.test.context.web.WebAppConfiguration;
  import org.springframework.test.web.servlet.MockMvc;
  import org.springframework.test.web.servlet.setup.MockMvcBuilders;

  import java.util.LinkedList;
  import java.util.List;
  

  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.when;

  import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
  import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;

  @RunWith(SpringJUnit4ClassRunner.class)

  @SpringBootTest(classes = Application.class)

  @WebAppConfiguration

  public class ViewUsersControllerTest {
  
      private ViewUsersController viewUsersController;

      private UserRepository userRepository;

      private MockMvc mockMvc;
  

      @Before
      public void createInstances() {
          viewUsersController = new ViewUsersController();

          mockMvc = MockMvcBuilders.standaloneSetup(viewUsersController).build();

          userRepository = mock(UserRepository.class);
          List<User> users = new LinkedList<>();

          User testUser = new User();
          testUser.setPassword("admin");
          testUser.setUsername("password");
          users.add(testUser);

          when(userRepository.findAll()).thenReturn(users);

          viewUsersController.setUserRepository(userRepository);

      }
  
      @Test

      public void testPopulateUsers() throws Exception {
          mockMvc.perform(get("/"))
                  .andExpect(status().isOk())
                  .andExpect(view().name("viewUsers"))

                  .andExpect(model().attributeExists("users"));

      }
  }