using EPAServeur.Context;
using EPAServeur.Exceptions;
using EPAServeur.Models.Formation;
using EPAServeur.Services;
using IO.Swagger.DTO;
using Microsoft.EntityFrameworkCore;
using NUnit.Framework;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace EPAServeur.Tests
{
    public class FormationServiceTests
    {
        #region Variables

        private EpContext epContext;

        #endregion

        #region Setup

        [SetUp]
        public void Setup()
        {
            // Utilisation d'une base de données en mémoire
            var optionBuider = new DbContextOptionsBuilder<EpContext>()
                .UseInMemoryDatabase("server_ep_test")
                .Options;

            epContext = new EpContext(optionBuider);

            epContext.Database.EnsureDeleted();
            epContext.Database.EnsureCreated();
            epContext.SaveChanges();

            // Ajout du jeu de données pour les tests
            DataSeeder.AddFormations(epContext);

            // Détache les entités du context car la base de données InMemory créé des conflits
            // entre les clés primaires lors d'un Update ou d'un Insert   
            foreach (var entity in epContext.ChangeTracker.Entries())
            {
                entity.State = EntityState.Detached;
            }
        }

        #endregion

        #region Tests GetFormationById et GetFormationByIdAsync

        [Test]
        public void GetFormationById_PasseEnParamUnIdExistantDansLeJeuDeDonneesFictif_RetourneUneFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            FormationDTO formationDTO = formationService.GetFormationById(1);

            // Assert
            Assert.AreEqual(1, formationDTO.Id);
            Assert.AreEqual("Formation1", formationDTO.Intitule);
            Assert.AreEqual(1, formationDTO.IdAgence);
            Assert.AreEqual(new DateTime(2020, 9, 16, 10, 0, 0), formationDTO.DateDebut);
            Assert.AreEqual(new DateTime(2020, 9, 16), formationDTO.DateFin);
            Assert.AreEqual(2, formationDTO.Heure);
            Assert.AreEqual(1, formationDTO.Jour);
            Assert.AreEqual("Organisme1", formationDTO.Organisme);
            Assert.False(formationDTO.EstCertifie);
            Assert.AreEqual(new OrigineFormationDTO { Id = 2, Libelle = "Exigence client" }, formationDTO.Origine);
            Assert.AreEqual(new StatutFormationDTO { Id = 1, Libelle = "Planifiée" }, formationDTO.Statut);
            Assert.AreEqual(new ModeFormationDTO { Id = 4, Libelle = "E-learning" }, formationDTO.Mode);
            Assert.AreEqual(new TypeFormationDTO { Id = 3, Libelle = "E-learning" }, formationDTO.Type);
        }

        [TestCase(-1)]
        [TestCase(0)]
        [TestCase(999999)]
        [TestCase(null)]
        public void GetFormationById_PasseEnParamUnIdInexistantDansLeJeuDeDonneesFictif_LeveUneFormationNotFoundException(long? value)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            TestDelegate throwException = () => formationService.GetFormationById(value);

            // Assert
            Assert.Throws(typeof(FormationNotFoundException), throwException);
        }

        [Test]
        public async Task GetFormationByIdAsync_PasseEnParamUnIdExistantDansLeJeuDeDonneesFictif_RetourneUneFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            FormationDTO formationDTO = await formationService.GetFormationByIdAsync(1);

            // Assert
            Assert.AreEqual(1, formationDTO.Id);
            Assert.AreEqual("Formation1", formationDTO.Intitule);
            Assert.AreEqual(1, formationDTO.IdAgence);
            Assert.AreEqual(new DateTime(2020, 9, 16, 10, 0, 0), formationDTO.DateDebut);
            Assert.AreEqual(new DateTime(2020, 9, 16), formationDTO.DateFin);
            Assert.AreEqual(2, formationDTO.Heure);
            Assert.AreEqual(1, formationDTO.Jour);
            Assert.AreEqual("Organisme1", formationDTO.Organisme);
            Assert.False(formationDTO.EstCertifie);
            Assert.AreEqual(new OrigineFormationDTO { Id = 2, Libelle = "Exigence client" }, formationDTO.Origine);
            Assert.AreEqual(new StatutFormationDTO { Id = 1, Libelle = "Planifiée" }, formationDTO.Statut);
            Assert.AreEqual(new ModeFormationDTO { Id = 4, Libelle = "E-learning" }, formationDTO.Mode);
            Assert.AreEqual(new TypeFormationDTO { Id = 3, Libelle = "E-learning" }, formationDTO.Type);
        }

        [TestCase(-1)]
        [TestCase(0)]
        [TestCase(999999)]
        [TestCase(null)]
        public void GetFormationByIdAsync_PasseEnParamUnIdInexistantDansLeJeuDeDonneesFictif_LeveUneFormationNotFoundException(long? value)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            AsyncTestDelegate throwException = () => formationService.GetFormationByIdAsync(value);

            // Assert
            Assert.ThrowsAsync(typeof(FormationNotFoundException), throwException);
        }

        #endregion

        #region Tests GetFormations et GetFormationsAsync

        [TestCase(true, 1, 5, 1, 1, "formation", null)]
        [TestCase(false, 1, 5, 1, 1, "formation1", null)]
        [TestCase(null, 2, 10, null, null, null, null)]
        [TestCase(null, 1, 10, null, 1, null, null)]
        [TestCase(null, 1, 10, 1, null, "for", null)]
        public void GetFormations_PasseDesParamsValides_RetourneDesFormations(bool? asc, int? numPage, int? parPAge, long? idAgence, int? statutFormation, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = formationService.GetFormations(asc, numPage, parPAge, idAgence, statutFormation, texte, tri);

            // Assert
            Assert.Less(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 15, 1, 1, "azerty", null)]
        [TestCase(null, -1, -1, -1, -1, "azerty", null)]
        [TestCase(null, 0, 0, 0, 0, null, null)]
        public void GetFormations_PasseDesParamsInvalides_RetourneZeroFormation(bool? asc, int? numPage, int? parPAge, long? idAgence, int? statutFormation, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = formationService.GetFormations(asc, numPage, parPAge, idAgence, statutFormation, texte, tri);

            // Assert
            Assert.AreEqual(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 5, 1, 1, "formation", null)]
        [TestCase(false, 1, 5, 1, 1, "formation1", null)]
        [TestCase(null, 2, 10, null, null, null, null)]
        [TestCase(null, 1, 10, null, 1, null, null)]
        [TestCase(null, 1, 10, 1, null, "for", null)]
        public async Task GetFormationsAsync_PasseDesParamsValides_RetourneDesFormations(bool? asc, int? numPage, int? parPAge, long? idAgence, int? statutFormation, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = await formationService.GetFormationsAsync(asc, numPage, parPAge, idAgence, statutFormation, texte, tri);

            // Assert
            Assert.Less(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 15, 1, 1, "azerty", null)]
        [TestCase(null, -1, -1, -1, -1, "azerty", null)]
        [TestCase(null, 0, 0, 0, 0, null, null)]
        public async Task GetFormationsAsync_PasseDesParamsInvalides_RetourneZeroFormation(bool? asc, int? numPage, int? parPAge, long? idAgence, int? statutFormation, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = await formationService.GetFormationsAsync(asc, numPage, parPAge, idAgence, statutFormation, texte, tri);

            // Assert
            Assert.AreEqual(0, formationDTOs.Count());
        }

        #endregion

        #region Tests GetFormationAnnulees et GetFormationAnnuleesAsync

        [TestCase(true, 1, 5, 1, "formation", null)]
        [TestCase(false, 1, 5, 1, "formation10", null)]
        [TestCase(null, 2, 1, null, null, null)]
        [TestCase(null, 1, 10, null, null, null)]
        [TestCase(null, 1, 10, 1, "for", null)]
        public void GetFormationAnnulees_PasseDesParamsValides_RetourneDesFormationsAnnulees(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = formationService.GetFormationAnnulees(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.Less(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 15, 1, "azerty", null)]
        [TestCase(null, -1, -1, -1, "azerty", null)]
        [TestCase(null, 0, 0, 0, null, null)]
        public void GetFormationAnnulees_PasseDesParamsInvalides_RetourneZeroFormationAnnulees(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = formationService.GetFormationAnnulees(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.AreEqual(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 5, 1, "formation", null)]
        [TestCase(false, 1, 5, 1, "formation1", null)]
        [TestCase(null, 2, 1, null, null, null)]
        [TestCase(null, 1, 10, null, null, null)]
        [TestCase(null, 1, 10, 1, "for", null)]
        public async Task GetFormationAnnuleesAsync_PasseDesParamsValides_RetourneDesFormationsAnnulees(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = await formationService.GetFormationAnnuleesAsync(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.Less(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 15, 1, "azerty", null)]
        [TestCase(null, -1, -1, -1, "azerty", null)]
        [TestCase(null, 0, 0, 0, null, null)]
        public async Task GetFormationAnnuleesAsync_PasseDesParamsInvalides_RetourneZeroFormationAnnulees(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = await formationService.GetFormationAnnuleesAsync(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.AreEqual(0, formationDTOs.Count());
        }

        #endregion

        #region Tests GetFormationRealisee et GetFormationRealiseeAsync

        [TestCase(true, 1, 5, 1, "formation", null)]
        [TestCase(false, 1, 5, 1, "formation4", null)]
        [TestCase(null, 2, 1, null, null, null)]
        [TestCase(null, 1, 10, null, null, null)]
        [TestCase(null, 1, 10, 1, "for", null)]
        public void GetFormationRealisee_PasseDesParamsValides_RetourneDesFormationsRealisees(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = formationService.GetFormationRealisees(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.Less(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 15, 1, "azerty", null)]
        [TestCase(null, -1, -1, -1, "azerty", null)]
        [TestCase(null, 0, 0, 0, null, null)]
        public void GetFormationRealisee_PasseDesParamsInvalides_RetourneZeroFormationRealisees(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = formationService.GetFormationRealisees(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.AreEqual(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 5, 1, "formation", null)]
        [TestCase(false, 1, 5, 1, "formation4", null)]
        [TestCase(null, 2, 1, null, null, null)]
        [TestCase(null, 1, 10, null, null, null)]
        [TestCase(null, 1, 10, 1, "for", null)]
        public async Task GetFormationRealiseeAsync_PasseDesParamsValides_RetourneDesFormationsRealisees(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = await formationService.GetFormationRealiseesAsync(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.Less(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 15, 1, "azerty", null)]
        [TestCase(null, -1, -1, -1, "azerty", null)]
        [TestCase(null, 0, 0, 0, null, null)]
        public async Task GetFormationRealiseeAsync_PasseDesParamsInvalides_RetourneZeroFormationRealisees(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = await formationService.GetFormationRealiseesAsync(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.AreEqual(0, formationDTOs.Count());
        }

        #endregion

        #region Tests GetProchainesFormation et GetProchainesFormationAsync

        [TestCase(true, 1, 5, 1, "formation", null)]
        [TestCase(false, 1, 5, 1, "formation1", null)]
        [TestCase(null, 2, 1, null, null, null)]
        [TestCase(null, 1, 10, null, null, null)]
        [TestCase(null, 1, 10, 1, "for", null)]
        public void GetProchainesFormation_PasseDesParamsValides_RetourneDesProchainesFormations(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = formationService.GetProchainesFormation(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.Less(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 15, 1, "azerty", null)]
        [TestCase(null, -1, -1, -1, "azerty", null)]
        [TestCase(null, 0, 0, 0, null, null)]
        public void GetProchainesFormation_PasseDesParamsInvalides_RetourneZeroProchaineFormation(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = formationService.GetProchainesFormation(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.AreEqual(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 5, 1, "formation", null)]
        [TestCase(false, 1, 5, 1, "formation1", null)]
        [TestCase(null, 2, 1, null, null, null)]
        [TestCase(null, 1, 10, null, null, null)]
        [TestCase(null, 1, 10, 1, "for", null)]
        public async Task GetProchainesFormationAsync_PasseDesParamsValides_RetourneDesProchainesFormations(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = await formationService.GetProchainesFormationAsync(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.Less(0, formationDTOs.Count());
        }

        [TestCase(true, 1, 15, 1, "azerty", null)]
        [TestCase(null, -1, -1, -1, "azerty", null)]
        [TestCase(null, 0, 0, 0, null, null)]
        public async Task GetProchainesFormationAsync_PasseDesParamsInvalides_RetourneZeroProchaineFormation(bool? asc, int? numPage, int? parPAge, long? idAgence, string texte, string tri)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<FormationDTO> formationDTOs = await formationService.GetProchainesFormationAsync(asc, numPage, parPAge, idAgence, texte, tri);

            // Assert
            Assert.AreEqual(0, formationDTOs.Count());
        }

        #endregion

        #region Tests GetModesFormation et GetModesFormationAsync

        [Test]
        public void GetModesFormation_RetourneTousLesModesDeFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<ModeFormationDTO> modeFormationDTOs = formationService.GetModesFormation();

            // Assert
            Assert.IsNotNull(modeFormationDTOs);
            Assert.AreEqual(4, modeFormationDTOs.Count()); // Nombre total de mode de formation dans la classe DataSeeder le 2020-10-31
        }

        [Test]
        public async Task GetModesFormationAsync_RetourneTousLesModesDeFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<ModeFormationDTO> modeFormationDTOs = await formationService.GetModesFormationAsync();

            // Assert
            Assert.IsNotNull(modeFormationDTOs);
            Assert.AreEqual(4, modeFormationDTOs.Count()); // Nombre total de mode de formation dans la classe DataSeeder le 2020-10-31
        }

        #endregion

        #region Tests GetOriginesFormation et GetOriginesFormationAsync

        [Test]
        public void GetOriginesFormation_RetourneToutesLesOriginesDeFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<OrigineFormationDTO> origineFormationDTOs = formationService.GetOriginesFormation();

            // Assert
            Assert.IsNotNull(origineFormationDTOs);
            Assert.AreEqual(4, origineFormationDTOs.Count()); // Nombre total d'origine de formation dans la classe DataSeeder le 2020-10-31
        }

        [Test]
        public async Task GetOriginesAsyncFormation_RetourneToutesLesOriginesDeFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<OrigineFormationDTO> origineFormationDTOs = await formationService.GetOriginesFormationAsync();

            // Assert
            Assert.IsNotNull(origineFormationDTOs);
            Assert.AreEqual(4, origineFormationDTOs.Count()); // Nombre total d'origine de formation dans la classe DataSeeder le 2020-10-31
        }

        #endregion

        #region Tests GetStatutsFormation et GetStatutsFormationAsync

        [Test]
        public void GetStatutsFormation_RetourneTousLesStatutsDeFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<StatutFormationDTO> statutFormationDTOs = formationService.GetStatutsFormation();

            // Assert
            Assert.IsNotNull(statutFormationDTOs);
            Assert.AreEqual(4, statutFormationDTOs.Count()); // Nombre total de statut de formation dans la classe DataSeeder le 2020-10-31
        }

        [Test]
        public async Task GetStatutsFormationAsyncFormation_RetourneTousLesStatutsDeFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<StatutFormationDTO> statutFormationDTOs = await formationService.GetStatutsFormationAsync();

            // Assert
            Assert.IsNotNull(statutFormationDTOs);
            Assert.AreEqual(4, statutFormationDTOs.Count()); // Nombre total de statut de formation dans la classe DataSeeder le 2020-10-31
        }

        #endregion

        #region Tests GetTypesFormation et GetTypesFormationAsync

        [Test]
        public void GetTypesFormation_RetourneTousLesTypesDeFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<TypeFormationDTO> typeFormationDTOs = formationService.GetTypesFormation();

            // Assert
            Assert.IsNotNull(typeFormationDTOs);
            Assert.AreEqual(4, typeFormationDTOs.Count()); // Nombre total de type de formation dans la classe DataSeeder le 2020-10-31
        }

        [Test]
        public async Task GetTypesFormationAsync_RetourneTousLesTypesDeFormation()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            IEnumerable<TypeFormationDTO> typeFormationDTOs = await formationService.GetTypesFormationAsync();

            // Assert
            Assert.IsNotNull(typeFormationDTOs);
            Assert.AreEqual(4, typeFormationDTOs.Count()); // Nombre total de type de formation dans la classe DataSeeder le 2020-10-31
        }

        #endregion

        #region Tests AddFormation et AddFormationAsync

        [TestCase(1, 1, 3, 1, 1, "Test ajout formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "Test ajout formation", "Apside", "2020-10-31", "2020-10-31")]
        [TestCase(1, 1, 3, 1, 1, "Test ajout formation", "Apside", "2020-11-02", "2020-11-02")]
        public void AddFormation_AjouteUneFormationValide_FormationAjouteeAvecSucces(int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {
            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationDTO formation = new FormationDTO
            {
                Intitule = intitule,
                IdAgence = idAgence,
                DateDebut = dateDebut,
                DateFin = dateFin,
                Heure = 2,
                Jour = 1,
                Mode = modeExterne,
                Type = typeELearning,
                Organisme = organisme,
                Origine = origineFormationCollaborateur,
                Statut = statutPlanifie,
                EstCertifie = false
            };

            FormationService formationService = new FormationService(epContext);

            // Act
            FormationDTO formationAjoute = formationService.AddFormation(formation);

            // Assert
            Assert.IsNotNull(formationAjoute);
            Assert.AreEqual(12, formationAjoute.Id);
            Assert.AreEqual(formation.Intitule, formationAjoute.Intitule);
            Assert.AreEqual(formation.IdAgence, formationAjoute.IdAgence);
            Assert.AreEqual(formation.DateDebut, formationAjoute.DateDebut);
            Assert.AreEqual(formation.DateFin, formationAjoute.DateFin);
            Assert.AreEqual(formation.Heure, formationAjoute.Heure);
            Assert.AreEqual(formation.Jour, formationAjoute.Jour);
            Assert.AreEqual(formation.Mode, formationAjoute.Mode);
            Assert.AreEqual(formation.Type, formationAjoute.Type);
            Assert.AreEqual(formation.Organisme, formationAjoute.Organisme);
            Assert.AreEqual(formation.Origine, formationAjoute.Origine);
            Assert.AreEqual(formation.Statut, formationAjoute.Statut);
            Assert.AreEqual(formation.EstCertifie, formationAjoute.EstCertifie);
        }

        [TestCase(1, 1, 3, 1, 1, "Test ajout formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "Test ajout formation", "Apside", "2020-10-31", "2020-10-31")]
        [TestCase(1, 1, 3, 1, 1, "Test ajout formation", "Apside", "2020-11-02", "2020-11-02")]
        public async Task AddFormationAsync_AjouteUneFormationValide_FormationAjouteeAvecSucces(int? idMode, int? idStatut, int? idType, long? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {
            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationDTO formation = new FormationDTO
            {
                Intitule = intitule,
                IdAgence = idAgence,
                DateDebut = dateDebut,
                DateFin = dateFin,
                Heure = 2,
                Jour = 1,
                Mode = modeExterne,
                Type = typeELearning,
                Organisme = organisme,
                Origine = origineFormationCollaborateur,
                Statut = statutPlanifie,
                EstCertifie = false
            };

            FormationService formationService = new FormationService(epContext);

            // Act
            FormationDTO formationAjoute = await formationService.AddFormationAsync(formation);

            // Assert
            Assert.IsNotNull(formationAjoute);
            Assert.AreEqual(12, formationAjoute.Id);
            Assert.AreEqual(formation.Intitule, formationAjoute.Intitule);
            Assert.AreEqual(formation.IdAgence, formationAjoute.IdAgence);
            Assert.AreEqual(formation.DateDebut, formationAjoute.DateDebut);
            Assert.AreEqual(formation.DateFin, formationAjoute.DateFin);
            Assert.AreEqual(formation.Heure, formationAjoute.Heure);
            Assert.AreEqual(formation.Jour, formationAjoute.Jour);
            Assert.AreEqual(formation.Mode, formationAjoute.Mode);
            Assert.AreEqual(formation.Type, formationAjoute.Type);
            Assert.AreEqual(formation.Organisme, formationAjoute.Organisme);
            Assert.AreEqual(formation.Origine, formationAjoute.Origine);
            Assert.AreEqual(formation.Statut, formationAjoute.Statut);
            Assert.AreEqual(formation.EstCertifie, formationAjoute.EstCertifie);
        }

        [Test]
        public void AddFormation_AjouteUneFormationNull_LeveUneFormationInvalidException()
        {

            // Arrange
            FormationDTO formation = null;

            FormationService formationService = new FormationService(epContext);

            // Act
            TestDelegate throwException = () => formationService.AddFormation(formation);

            // Assert
            Assert.Throws(typeof(FormationInvalidException), throwException);
        }

        [Test]
        public void AddFormationAsync_AjouteUneFormationNull_LeveUneFormationInvalidException()
        {

            // Arrange
            FormationDTO formation = null;

            FormationService formationService = new FormationService(epContext);

            // Act
            AsyncTestDelegate throwException = () => formationService.AddFormationAsync(formation);

            // Assert
            Assert.ThrowsAsync(typeof(FormationInvalidException), throwException);
        }

        [TestCase(1, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-10-30")]
        [TestCase(0, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 0, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 0, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 0, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 0, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "Test Formation", "", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, null, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, null, "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "Test Formation", null, "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "Test Formation", "Apside", null, "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", null)]
        public void AddFormation_AjouteUneFormationAvecDesProprietesInvalides_LeveUneFormationInvalidException(int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {

            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationDTO formation = new FormationDTO
            {
                Intitule = intitule,
                IdAgence = idAgence,
                DateDebut = dateDebut,
                DateFin = dateFin,
                Heure = 2,
                Jour = 1,
                Mode = modeExterne,
                Type = typeELearning,
                Organisme = organisme,
                Origine = origineFormationCollaborateur,
                Statut = statutPlanifie,
                EstCertifie = false
            };

            FormationService formationService = new FormationService(epContext);

            // Act
            TestDelegate throwException = () => formationService.AddFormation(formation);

            // Assert
            Assert.Throws(typeof(FormationInvalidException), throwException);
        }

        [TestCase(1, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-10-30")]
        [TestCase(0, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 0, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 0, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 0, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 0, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "Test Formation", "", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, null, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, null, "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 3, 1, 1, "Test Formation", null, "2020-10-31", "2020-11-02")]
        public void AddFormationAsync_AjouteUneFormationAvecDesProprietesInvalides_LeveUneFormationInvalidException(int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {

            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationDTO formation = new FormationDTO
            {
                Intitule = intitule,
                IdAgence = idAgence,
                DateDebut = dateDebut,
                DateFin = dateFin,
                Heure = 2,
                Jour = 1,
                Mode = modeExterne,
                Type = typeELearning,
                Organisme = organisme,
                Origine = origineFormationCollaborateur,
                Statut = statutPlanifie,
                EstCertifie = false
            };

            FormationService formationService = new FormationService(epContext);

            // Act
            AsyncTestDelegate throwException = () => formationService.AddFormationAsync(formation);

            // Assert
            Assert.ThrowsAsync(typeof(FormationInvalidException), throwException);
        }

        [TestCase(0, 1, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 0, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 0, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, 0, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(null, 1, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, null, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, null, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, null, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, 1, "Externez", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, 1, "Externe", "Planifiées", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, 1, "Externe", "Planifiée", "E-learnings", "Demande collaborateur")]
        [TestCase(1, 1, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateurs")]
        public void AddFormation_AjouteUneFormationAvecDesObjetsEnfantsInvalides_LeveUneFormationInvalidException(int? idMode, int? idStatut, int? idType, int? idOrigine, string libelleMode, string libelleStatut, string libelleType, string libelleOrigine)
        {

            // Arrange
            ModeFormationDTO modeExterne = new ModeFormationDTO { Id = idMode, Libelle = libelleMode };
            StatutFormationDTO statutPlanifie = new StatutFormationDTO { Id = idStatut, Libelle = libelleStatut };
            TypeFormationDTO typeELearning = new TypeFormationDTO { Id = idType, Libelle = libelleType };
            OrigineFormationDTO origineFormationCollaborateur = new OrigineFormationDTO { Id = idOrigine, Libelle = libelleOrigine };

            FormationDTO formation = new FormationDTO
            {
                Intitule = "Test Formation",
                IdAgence = 1,
                DateDebut = new DateTime(2020, 10, 31),
                DateFin = new DateTime(2020, 11, 02),
                Heure = 2,
                Jour = 1,
                Mode = modeExterne,
                Type = typeELearning,
                Organisme = "Apside",
                Origine = origineFormationCollaborateur,
                Statut = statutPlanifie,
                EstCertifie = false
            };

            FormationService formationService = new FormationService(epContext);

            // Act
            TestDelegate throwException = () => formationService.AddFormation(formation);

            // Assert
            Assert.Throws(typeof(FormationInvalidException), throwException);
        }

        [TestCase(0, 1, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 0, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 0, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, 0, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(null, 1, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, null, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, null, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, null, "Externe", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, 1, "Externez", "Planifiée", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, 1, "Externe", "Planifiées", "E-learning", "Demande collaborateur")]
        [TestCase(1, 1, 3, 1, "Externe", "Planifiée", "E-learnings", "Demande collaborateur")]
        [TestCase(1, 1, 3, 1, "Externe", "Planifiée", "E-learning", "Demande collaborateurs")]
        public void AddFormationAsync_AjouteUneFormationAvecDesObjetsEnfantsInvalides_LeveUneFormationInvalidException(int? idMode, int? idStatut, int? idType, int? idOrigine, string libelleMode, string libelleStatut, string libelleType, string libelleOrigine)
        {

            // Arrange
            ModeFormationDTO modeExterne = new ModeFormationDTO { Id = idMode, Libelle = libelleMode };
            StatutFormationDTO statutPlanifie = new StatutFormationDTO { Id = idStatut, Libelle = libelleStatut };
            TypeFormationDTO typeELearning = new TypeFormationDTO { Id = idType, Libelle = libelleType };
            OrigineFormationDTO origineFormationCollaborateur = new OrigineFormationDTO { Id = idOrigine, Libelle = libelleOrigine };

            FormationDTO formation = new FormationDTO
            {
                Intitule = "Test Formation",
                IdAgence = 1,
                DateDebut = new DateTime(2020, 10, 31),
                DateFin = new DateTime(2020, 11, 02),
                Heure = 2,
                Jour = 1,
                Mode = modeExterne,
                Type = typeELearning,
                Organisme = "Apside",
                Origine = origineFormationCollaborateur,
                Statut = statutPlanifie,
                EstCertifie = false
            };

            FormationService formationService = new FormationService(epContext);

            // Act
            AsyncTestDelegate throwException = () => formationService.AddFormationAsync(formation);

            // Assert
            Assert.ThrowsAsync(typeof(FormationInvalidException), throwException);
        }

        #endregion

        #region Tests UpdateFormation et UpdateFormationAsync

        [TestCase(1, 2, 2, 1, 1, 2, "Test modification formation", "Apside", "2020-10-31", "2020-11-04")]
        public void UpdateFormation_ModifieUneFormationValide_FormationModifieeAvecSucces(long? idFormation, int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {
            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationService formationService = new FormationService(epContext);

            FormationDTO formation = formationService.GetFormationById(idFormation);

            formation.Intitule = intitule;
            formation.IdAgence = idAgence;
            formation.DateDebut = dateDebut;
            formation.DateFin = dateFin;
            formation.Heure = 2;
            formation.Jour = 1;
            formation.Mode = modeExterne;
            formation.Type = typeELearning;
            formation.Organisme = organisme;
            formation.Origine = origineFormationCollaborateur;
            formation.Statut = statutPlanifie;
            formation.EstCertifie = false;


            // Act
            FormationDTO formationModifie = formationService.UpdateFormation(idFormation, formation);

            // Assert
            Assert.IsNotNull(formationModifie);
            Assert.AreEqual(idFormation, formationModifie.Id);
            Assert.AreEqual(formation.Intitule, formationModifie.Intitule);
            Assert.AreEqual(formation.IdAgence, formationModifie.IdAgence);
            Assert.AreEqual(formation.DateDebut, formationModifie.DateDebut);
            Assert.AreEqual(formation.DateFin, formationModifie.DateFin);
            Assert.AreEqual(formation.Heure, formationModifie.Heure);
            Assert.AreEqual(formation.Jour, formationModifie.Jour);
            Assert.AreEqual(formation.Mode, formationModifie.Mode);
            Assert.AreEqual(formation.Type, formationModifie.Type);
            Assert.AreEqual(formation.Organisme, formationModifie.Organisme);
            Assert.AreEqual(formation.Origine, formationModifie.Origine);
            Assert.AreEqual(formation.Statut, formationModifie.Statut);
            Assert.AreEqual(formation.EstCertifie, formationModifie.EstCertifie);
        }

        [TestCase(1, 2, 2, 1, 1, 2, "Test modification formation", "Apside", "2020-10-31", "2020-11-04")]
        public async Task UpdateFormationAsync_ModifieUneFormationValide_FormationModifieeAvecSucces(long? idFormation, int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {
            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationService formationService = new FormationService(epContext);

            FormationDTO formation = await formationService.GetFormationByIdAsync(idFormation);

            formation.Intitule = intitule;
            formation.IdAgence = idAgence;
            formation.DateDebut = dateDebut;
            formation.DateFin = dateFin;
            formation.Heure = 2;
            formation.Jour = 1;
            formation.Mode = modeExterne;
            formation.Type = typeELearning;
            formation.Organisme = organisme;
            formation.Origine = origineFormationCollaborateur;
            formation.Statut = statutPlanifie;
            formation.EstCertifie = false;


            // Act
            FormationDTO formationModifie = await formationService.UpdateFormationAsync(idFormation, formation);

            // Assert
            Assert.IsNotNull(formationModifie);
            Assert.AreEqual(idFormation, formationModifie.Id);
            Assert.AreEqual(formation.Intitule, formationModifie.Intitule);
            Assert.AreEqual(formation.IdAgence, formationModifie.IdAgence);
            Assert.AreEqual(formation.DateDebut, formationModifie.DateDebut);
            Assert.AreEqual(formation.DateFin, formationModifie.DateFin);
            Assert.AreEqual(formation.Heure, formationModifie.Heure);
            Assert.AreEqual(formation.Jour, formationModifie.Jour);
            Assert.AreEqual(formation.Mode, formationModifie.Mode);
            Assert.AreEqual(formation.Type, formationModifie.Type);
            Assert.AreEqual(formation.Organisme, formationModifie.Organisme);
            Assert.AreEqual(formation.Origine, formationModifie.Origine);
            Assert.AreEqual(formation.Statut, formationModifie.Statut);
            Assert.AreEqual(formation.EstCertifie, formationModifie.EstCertifie);
        }

        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-10-30")]
        [TestCase(1, 0, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 0, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 0, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 0, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 0, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", "", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, null, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, null, "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", null, "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", "Apside", null, "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", null)]
        public void UpdateFormation_ModifieUneFormationAvecDesProprietesInvalides_LeveUneFormationInvalidException(long? idFormation, int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {

            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationService formationService = new FormationService(epContext);

            FormationDTO formation = formationService.GetFormationById(idFormation);

            formation.Intitule = intitule;
            formation.IdAgence = idAgence;
            formation.DateDebut = dateDebut;
            formation.DateFin = dateFin;
            formation.Heure = 2;
            formation.Jour = 1;
            formation.Mode = modeExterne;
            formation.Type = typeELearning;
            formation.Organisme = organisme;
            formation.Origine = origineFormationCollaborateur;
            formation.Statut = statutPlanifie;
            formation.EstCertifie = false;

            // Act
            TestDelegate throwException = () => formationService.UpdateFormation(idFormation, formation);

            // Assert
            Assert.Throws(typeof(FormationInvalidException), throwException);
        }

        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-10-30")]
        [TestCase(1, 0, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 0, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 0, 1, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 0, 1, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 0, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", "", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, null, "Test Formation", "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, null, "Apside", "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", null, "2020-10-31", "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", "Apside", null, "2020-11-02")]
        [TestCase(1, 1, 1, 3, 1, 1, "Test Formation", "Apside", "2020-10-31", null)]
        public async Task UpdateFormationAsync_ModifieUneFormationAvecDesProprietesInvalides_LeveUneFormationInvalidException(long? idFormation, int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {

            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationService formationService = new FormationService(epContext);

            FormationDTO formation = await formationService.GetFormationByIdAsync(idFormation);

            formation.Intitule = intitule;
            formation.IdAgence = idAgence;
            formation.DateDebut = dateDebut;
            formation.DateFin = dateFin;
            formation.Heure = 2;
            formation.Jour = 1;
            formation.Mode = modeExterne;
            formation.Type = typeELearning;
            formation.Organisme = organisme;
            formation.Origine = origineFormationCollaborateur;
            formation.Statut = statutPlanifie;
            formation.EstCertifie = false;

            // Act
            AsyncTestDelegate throwException = () => formationService.UpdateFormationAsync(idFormation, formation);

            // Assert
            Assert.ThrowsAsync(typeof(FormationInvalidException), throwException);
        }

        [TestCase(2, 2, 2, 1, 1, 2, "Test modification formation", "Apside", "2020-10-31", "2020-11-04")]
        [TestCase(null, 2, 2, 1, 1, 2, "Test modification formation", "Apside", "2020-10-31", "2020-11-04")]
        public void UpdateFormation_ModifieUneFormationAvecUnIdIncorrecte_LeveUneFormationIncompatibleIdException(long? idFormation, int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {
            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationService formationService = new FormationService(epContext);

            FormationDTO formation = formationService.GetFormationById(1);

            formation.Id = idFormation;
            formation.Intitule = intitule;
            formation.IdAgence = idAgence;
            formation.DateDebut = dateDebut;
            formation.DateFin = dateFin;
            formation.Heure = 2;
            formation.Jour = 1;
            formation.Mode = modeExterne;
            formation.Type = typeELearning;
            formation.Organisme = organisme;
            formation.Origine = origineFormationCollaborateur;
            formation.Statut = statutPlanifie;
            formation.EstCertifie = false;

            // Act
            TestDelegate throwException = () => formationService.UpdateFormation(1, formation);

            // Assert
            Assert.Throws(typeof(FormationIncompatibleIdException), throwException);
        }

        [TestCase(2, 2, 2, 1, 1, 2, "Test modification formation", "Apside", "2020-10-31", "2020-11-04")]
        [TestCase(null, 2, 2, 1, 1, 2, "Test modification formation", "Apside", "2020-10-31", "2020-11-04")]
        public async Task UpdateFormationAsync_ModifieUneFormationAvecUnIdIncorrecte_LeveUneFormationIncompatibleIdException(long? idFormation, int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {
            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationService formationService = new FormationService(epContext);

            FormationDTO formation = await formationService.GetFormationByIdAsync(1);

            formation.Id = idFormation;
            formation.Intitule = intitule;
            formation.IdAgence = idAgence;
            formation.DateDebut = dateDebut;
            formation.DateFin = dateFin;
            formation.Heure = 2;
            formation.Jour = 1;
            formation.Mode = modeExterne;
            formation.Type = typeELearning;
            formation.Organisme = organisme;
            formation.Origine = origineFormationCollaborateur;
            formation.Statut = statutPlanifie;
            formation.EstCertifie = false;

            // Act
            AsyncTestDelegate throwException = () => formationService.UpdateFormationAsync(1, formation);

            // Assert
            Assert.ThrowsAsync(typeof(FormationIncompatibleIdException), throwException);
        }

        [TestCase(0, 2, 2, 1, 1, 2, "Test modification formation", "Apside", "2020-10-31", "2020-11-04")]
        public void UpdateFormation_ModifieUneFormationAvecUnIdInexistant_RetourneUnObjetNull(long? idFormation, int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {
            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationService formationService = new FormationService(epContext);

            FormationDTO formation = new FormationDTO
            {
                Id = idFormation,
                Intitule = intitule,
                IdAgence = idAgence,
                DateDebut = dateDebut,
                DateFin = dateFin,
                Heure = 2,
                Jour = 1,
                Mode = modeExterne,
                Type = typeELearning,
                Organisme = organisme,
                Origine = origineFormationCollaborateur,
                Statut = statutPlanifie,
                EstCertifie = false
            };

            // Act
            FormationDTO formationModifie = formationService.UpdateFormation(idFormation, formation);

            // Assert
            Assert.IsNull(formationModifie);
        }

        [TestCase(0, 2, 2, 1, 1, 2, "Test modification formation", "Apside", "2020-10-31", "2020-11-04")]
        public async Task UpdateFormationAsync_ModifieUneFormationAvecUnIdInexistant_RetourneUnObjetNull(long? idFormation, int? idMode, int? idStatut, int? idType, int? idOrigine, long? idAgence, string intitule, string organisme, DateTime? dateDebut, DateTime? dateFin)
        {
            // Arrange
            ModeFormationDTO modeExterne = epContext.ModeFormation.Where(mode => mode.Id == idMode)
                                                                .Select(mode => new ModeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            StatutFormationDTO statutPlanifie = epContext.StatutFormation.Where(mode => mode.Id == idStatut)
                                                                .Select(mode => new StatutFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            TypeFormationDTO typeELearning = epContext.TypeFormation.Where(mode => mode.Id == idType)
                                                                .Select(mode => new TypeFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();
            OrigineFormationDTO origineFormationCollaborateur = epContext.OrigineFormation.Where(mode => mode.Id == idOrigine)
                                                                .Select(mode => new OrigineFormationDTO { Id = mode.Id, Libelle = mode.Libelle }).FirstOrDefault();

            FormationService formationService = new FormationService(epContext);

            FormationDTO formation = new FormationDTO
            {
                Id = idFormation,
                Intitule = intitule,
                IdAgence = idAgence,
                DateDebut = dateDebut,
                DateFin = dateFin,
                Heure = 2,
                Jour = 1,
                Mode = modeExterne,
                Type = typeELearning,
                Organisme = organisme,
                Origine = origineFormationCollaborateur,
                Statut = statutPlanifie,
                EstCertifie = false
            };

            // Act
            FormationDTO formationModifie = await formationService.UpdateFormationAsync(idFormation, formation);

            // Assert
            Assert.IsNull(formationModifie);
        }


        #endregion

        #region Tests DeleteFormationById et DeleteFormationByIdAsync

        [TestCase(1)]
        [TestCase(2)]
        public void DeleteFormationById_SupprimeUneFormationAvecUnIdValide_FormationSupprimeAvecSucces(long? idFormation)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);
            bool existFormation = true;

            // Act
            FormationDTO formationSupprime = formationService.DeleteFormationById(idFormation);

            existFormation = epContext.Formation.Any(formation => formation.Id == formationSupprime.Id.Value);

            // Assert
            Assert.IsFalse(existFormation);
        }

        [TestCase(1)]
        [TestCase(2)]
        public async Task DeleteFormationByIdAsync_SupprimeUneFormationAvecUnIdValide_FormationSupprimeAvecSucces(long? idFormation)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);
            bool existFormation = true;

            // Act
            FormationDTO formationSupprime = await formationService.DeleteFormationByIdAsync(idFormation);

            existFormation = await epContext.Formation.AnyAsync(formation => formation.Id == formationSupprime.Id.Value);

            // Assert
            Assert.IsFalse(existFormation);
        }

        [TestCase(0)]
        [TestCase(-1)]
        public void DeleteFormationById_SupprimeUneFormationAvecUnIdInvalide_LeveUneFormationNotFoundException(long? idFormation)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            TestDelegate throwException = () => formationService.DeleteFormationById(idFormation);

            // Assert
            Assert.Throws(typeof(FormationNotFoundException), throwException);
        }

        [TestCase(0)]
        [TestCase(-1)]
        public void DeleteFormationByIdAsync_SupprimeUneFormationAvecUnIdInvalide_LeveUneFormationNotFoundException(long? idFormation)
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            AsyncTestDelegate throwException = () => formationService.DeleteFormationByIdAsync(idFormation);

            // Assert
            Assert.ThrowsAsync(typeof(FormationNotFoundException), throwException);
        }

        [Test]
        public void DeleteFormationById_SupprimeUneFormationAvecUnIdNull_LeveUneFormationIncompatibleIdException()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            TestDelegate throwException = () => formationService.DeleteFormationById(null);

            // Assert
            Assert.Throws(typeof(FormationIncompatibleIdException), throwException);
        }

        [Test]
        public void DeleteFormationByIdAsync_SupprimeUneFormationAvecUnIdNull_LeveUneFormationIncompatibleIdException()
        {
            // Arrange
            FormationService formationService = new FormationService(epContext);

            // Act
            AsyncTestDelegate throwException = () => formationService.DeleteFormationByIdAsync(null);

            // Assert
            Assert.ThrowsAsync(typeof(FormationIncompatibleIdException), throwException);
        }

        #endregion
    }
}