Added tests for users controller & service

Diligent.WebAPI.Business/Services/Interfaces/IUserService.cs

@@ -8,7 +8,7 @@ namespace Diligent.WebAPI.Business.Services.Interfaces
         Task<User?> GetById(int id);
         Task<User?> GetByEmail(string email);
         Task CreateUser(CreateUserRequestDto model);
-        Task ToggleEnable(User user);
+        Task<bool?> ToggleEnable(User user);
         Task RemoveUser(User user);
         Task<bool> VerifyToken(User user, string token);
         Task<ServiceResponseDTO<object>> SendRegistrationLink(InviteDTO invite);

Diligent.WebAPI.Business/Services/UserService.cs

@@ -12,25 +12,25 @@ namespace Diligent.WebAPI.Business.Services
 
     public class UserService : IUserService
     {
-        private readonly AuthorizationSettings _authSettings;
         private readonly FrontEndSettings _frontEndSettings;
         private readonly UserManager<User> _userManager;
         private readonly IMapper _mapper;
         private readonly DatabaseContext _databaseContext;
         private readonly IEmailer _emailer;
-        private readonly ILogger<UserService> _logger;
-        private const string GoogleApiTokenInfoUrl = "https://www.googleapis.com/oauth2/v3/tokeninfo?id_token={0}";
-        private string[] SupportedClientsIds = { "" };
+        //private readonly AuthorizationSettings _authSettings;
+        //private readonly ILogger<UserService> _logger;
+        //private const string GoogleApiTokenInfoUrl = "https://www.googleapis.com/oauth2/v3/tokeninfo?id_token={0}";
+        //private string[] SupportedClientsIds = { "" };
 
-        public UserService(IOptions<AuthorizationSettings> authSettings, IOptions<FrontEndSettings> frontEndSettings, UserManager<User> userManager, IMapper mapper, DatabaseContext databaseContext, IEmailer emailer, ILogger<UserService> logger)
+        public UserService(IOptions<FrontEndSettings> frontEndSettings, UserManager<User> userManager, IMapper mapper, DatabaseContext databaseContext, IEmailer emailer)
         {
-            _authSettings = authSettings.Value;
             _frontEndSettings = frontEndSettings.Value;
             _userManager = userManager;
             _mapper = mapper;
             _databaseContext = databaseContext;
             _emailer = emailer;
-            _logger = logger;
+            //_authSettings = authSettings.Value;
+            //_logger = logger;
         }
 
         public async Task<IEnumerable<User?>> GetAll() =>
@@ -54,11 +54,13 @@ namespace Diligent.WebAPI.Business.Services
             await _databaseContext.SaveChangesAsync();
         }
 
-        public async Task ToggleEnable(User user)
+        public async Task<bool?> ToggleEnable(User user)
         {
             user.IsEnabled = !user.IsEnabled;
 
             await _databaseContext.SaveChangesAsync();
+
+            return user.IsEnabled;
         }
 
         public async Task<ServiceResponseDTO<object>> SendRegistrationLink(InviteDTO invite)

Diligent.WebAPI.Data/DatabaseContext.cs

@@ -36,5 +36,11 @@ public class DatabaseContext : IdentityDbContext<User, AppRole, int>
         modelBuilder.ApplyConfiguration(new CommentConfiguration());
         modelBuilder.ApplyConfiguration(new UserConfiguration());
         modelBuilder.ApplyConfiguration(new AdConfiguration());
+
+        modelBuilder
+             .Entity<User>()
+             .HasMany(user => user.Processes)
+             .WithOne(process => process.Scheduler)
+             .OnDelete(DeleteBehavior.SetNull);
     }
 }

Diligent.WebAPI.Data/Entities/User.cs

@@ -9,4 +9,5 @@ public class User : IdentityUser<int>
     public string? PasswordResetToken { get; set; }
     public List<Comment> Comments { get; set; }
     public bool? IsEnabled { get; set; }
+    public List<SelectionProcess> Processes { get; set; } = new();
 }

Diligent.WebAPI.Data/Migrations/20221124121921_typeOfEmployment.cs

@@ -0,0 +1,26 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Diligent.WebAPI.Data.Migrations
+{
+    public partial class typeOfEmployment : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "TypeOfEmployment",
+                table: "Applicants",
+                type: "nvarchar(max)",
+                nullable: false,
+                defaultValue: "");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "TypeOfEmployment",
+                table: "Applicants");
+        }
+    }
+}

Diligent.WebAPI.Data/Migrations/20221124125727_RestrictDelete.cs

@@ -0,0 +1,38 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Diligent.WebAPI.Data.Migrations
+{
+    public partial class RestrictDelete : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_SelectionProcesses_AspNetUsers_SchedulerId",
+                table: "SelectionProcesses");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_SelectionProcesses_AspNetUsers_SchedulerId",
+                table: "SelectionProcesses",
+                column: "SchedulerId",
+                principalTable: "AspNetUsers",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_SelectionProcesses_AspNetUsers_SchedulerId",
+                table: "SelectionProcesses");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_SelectionProcesses_AspNetUsers_SchedulerId",
+                table: "SelectionProcesses",
+                column: "SchedulerId",
+                principalTable: "AspNetUsers",
+                principalColumn: "Id");
+        }
+    }
+}

Diligent.WebAPI.Data/Migrations/20221124132257_DeleteBehaviorSetNull.cs

@@ -0,0 +1,39 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Diligent.WebAPI.Data.Migrations
+{
+    public partial class DeleteBehaviorSetNull : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_SelectionProcesses_AspNetUsers_SchedulerId",
+                table: "SelectionProcesses");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_SelectionProcesses_AspNetUsers_SchedulerId",
+                table: "SelectionProcesses",
+                column: "SchedulerId",
+                principalTable: "AspNetUsers",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.SetNull);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_SelectionProcesses_AspNetUsers_SchedulerId",
+                table: "SelectionProcesses");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_SelectionProcesses_AspNetUsers_SchedulerId",
+                table: "SelectionProcesses",
+                column: "SchedulerId",
+                principalTable: "AspNetUsers",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+        }
+    }
+}

Diligent.WebAPI.Data/Migrations/DatabaseContextModelSnapshot.cs

@@ -34,7 +34,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasIndex("ApplicantsApplicantId");
 
-                    b.ToTable("AdApplicant", (string)null);
+                    b.ToTable("AdApplicant");
                 });
 
             modelBuilder.Entity("AdTechnology", b =>
@@ -49,7 +49,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasIndex("TechnologiesTechnologyId");
 
-                    b.ToTable("AdTechnology", (string)null);
+                    b.ToTable("AdTechnology");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.Ad", b =>
@@ -95,7 +95,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("Ads", (string)null);
+                    b.ToTable("Ads");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.Applicant", b =>
@@ -153,9 +153,13 @@ namespace Diligent.WebAPI.Data.Migrations
                         .HasMaxLength(128)
                         .HasColumnType("nvarchar(128)");
 
+                    b.Property<string>("TypeOfEmployment")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
                     b.HasKey("ApplicantId");
 
-                    b.ToTable("Applicants", (string)null);
+                    b.ToTable("Applicants");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.AppRole", b =>
@@ -216,7 +220,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasIndex("UserId");
 
-                    b.ToTable("Comments", (string)null);
+                    b.ToTable("Comments");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.InsuranceCompany", b =>
@@ -270,7 +274,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("InsuranceCompanies", (string)null);
+                    b.ToTable("InsuranceCompanies");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.InsurancePolicy", b =>
@@ -310,7 +314,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasIndex("InsurerId");
 
-                    b.ToTable("InsurancePolicies", (string)null);
+                    b.ToTable("InsurancePolicies");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.Insurer", b =>
@@ -372,7 +376,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasIndex("InsuranceCompanyId");
 
-                    b.ToTable("Insurers", (string)null);
+                    b.ToTable("Insurers");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.RefreshToken", b =>
@@ -410,7 +414,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasIndex("UserId");
 
-                    b.ToTable("RefreshTokens", (string)null);
+                    b.ToTable("RefreshTokens");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.SelectionLevel", b =>
@@ -427,7 +431,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("SelectionLevels", (string)null);
+                    b.ToTable("SelectionLevels");
 
                     b.HasData(
                         new
@@ -491,7 +495,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasIndex("SelectionLevelId");
 
-                    b.ToTable("SelectionProcesses", (string)null);
+                    b.ToTable("SelectionProcesses");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.Technology", b =>
@@ -513,7 +517,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasKey("TechnologyId");
 
-                    b.ToTable("Technologies", (string)null);
+                    b.ToTable("Technologies");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.TechnologyApplicant", b =>
@@ -536,7 +540,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasIndex("TechnologyId");
 
-                    b.ToTable("ApplicantTechnologies", (string)null);
+                    b.ToTable("ApplicantTechnologies");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.User", b =>
@@ -656,7 +660,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("WebhookDefinitions", (string)null);
+                    b.ToTable("WebhookDefinitions");
                 });
 
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.WebhookSubscription", b =>
@@ -690,7 +694,7 @@ namespace Diligent.WebAPI.Data.Migrations
 
                     b.HasIndex("WebhookDefinitionId");
 
-                    b.ToTable("WebhookSubscriptions", (string)null);
+                    b.ToTable("WebhookSubscriptions");
                 });
 
             modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<int>", b =>
@@ -887,8 +891,9 @@ namespace Diligent.WebAPI.Data.Migrations
                         .IsRequired();
 
                     b.HasOne("Diligent.WebAPI.Data.Entities.User", "Scheduler")
-                        .WithMany()
-                        .HasForeignKey("SchedulerId");
+                        .WithMany("Processes")
+                        .HasForeignKey("SchedulerId")
+                        .OnDelete(DeleteBehavior.SetNull);
 
                     b.HasOne("Diligent.WebAPI.Data.Entities.SelectionLevel", "SelectionLevel")
                         .WithMany("SelectionProcesses")
@@ -1006,6 +1011,8 @@ namespace Diligent.WebAPI.Data.Migrations
             modelBuilder.Entity("Diligent.WebAPI.Data.Entities.User", b =>
                 {
                     b.Navigation("Comments");
+
+                    b.Navigation("Processes");
                 });
 #pragma warning restore 612, 618
         }

Diligent.WebAPI.Host/Controllers/V1/UsersController.cs

@@ -103,5 +103,4 @@ namespace Diligent.WebAPI.Host.Controllers.V1
             return Ok();
         }
     }
-
 }

Diligent.WebAPI.Tests/Controllers/UsersControllerTest.cs

@@ -0,0 +1,134 @@
+using AutoMapper;
+using Diligent.WebAPI.Business.MappingProfiles;
+using Diligent.WebAPI.Contracts.DTOs;
+using Diligent.WebAPI.Contracts.DTOs.User;
+using Diligent.WebAPI.Data.Entities;
+
+namespace Diligent.WebAPI.Tests.Controllers
+{
+    public class UsersControllerTest
+    {
+        private IUserService _userService = Substitute.For<IUserService>();
+        private readonly List<User> _users;
+        private readonly User _user;
+        private readonly IMapper _mapper;
+
+        public UsersControllerTest()
+        {
+            _user = new User
+            {
+                Id = 1,
+                PasswordHash = "AQAAAAEAACcQAAAAEJnWVhD/qftzqJq5XOUD0BxEBEwhd7vS46HeDD+9cwEsqO9ev9xEORJVjmFMASUGJg==",
+                FirstName = "Dzenis",
+                LastName = "Dzenis",
+                UserName = "dzenis",
+                NormalizedUserName = "DZENIS",
+                Email = "dzenis@dilig.net",
+                NormalizedEmail = "DZENIS@DILIG.NET",
+                EmailConfirmed = false,
+                IsEnabled = true,
+                AccessFailedCount = 0,
+                SecurityStamp = "2D3XPK2P5MAKO377AWFU3T4ZFFYTSOJX",
+                ConcurrencyStamp = "2D3XPK2P5MAKO377AWFU3T4ZFFYTSOJX",
+            };
+
+            _users = new List<User>
+            {
+                _user,
+            };
+
+            // configure mapper
+            var configuration = new MapperConfiguration(cfg => cfg.AddProfiles(
+                new List<Profile>
+            {
+                new UserMappingProfile(),
+            }));
+            _mapper = new Mapper(configuration);
+        }
+
+        [Fact]
+        public async Task GetUsers_ShouldReturn_200OK()
+        {
+            _userService.GetAll().Returns(_users);
+            UsersController usersController = new(_userService, _mapper);
+
+            var result = await usersController.GetAll();
+
+            (result as OkObjectResult).StatusCode.Should().Be(200);
+        }
+
+        [Fact]
+        public async Task GetUserById_ShouldReturn_200OK()
+        {
+            _userService.GetById(Arg.Any<int>()).Returns(_user);
+            UsersController usersController = new(_userService, _mapper);
+
+            var result = await usersController.GetUser(1);
+
+            (result as OkObjectResult).StatusCode.Should().Be(200);
+        }
+
+        [Fact]
+        public async Task GetUserById_ShouldReturn404_WhenUserDoesNotExist()
+        {
+            _userService.GetById(Arg.Any<int>()).Returns<User>(x => null);
+            UsersController usersController = new(_userService, _mapper);
+
+            var result = await usersController.GetUser(1);
+
+            (result as ObjectResult).StatusCode.Should().Be(400);
+        }
+
+        [Fact]
+        public async Task InviteUser_ShouldReturn200_WhenUserDoesNotExist()
+        {
+            _userService.SendRegistrationLink(Arg.Any<InviteDTO>()).Returns(x => new ServiceResponseDTO<object>
+            {
+                Data = new { Message = "Link has been sent!" }
+            });
+
+            UsersController usersController = new(_userService, _mapper);
+
+            var result = await usersController.InviteUser(new InviteDTO());
+
+            (result as OkObjectResult).StatusCode.Should().Be(200);
+        }
+
+        [Fact]
+        public async Task InviteUser_ShouldReturn400_WhenUserExists()
+        {
+            _userService.SendRegistrationLink(Arg.Any<InviteDTO>()).Returns(x => new ServiceResponseDTO<object>
+            {
+                IsError = true,
+            });
+
+            UsersController usersController = new(_userService, _mapper);
+
+            var result = await usersController.InviteUser(new InviteDTO());
+
+            (result as BadRequestObjectResult).StatusCode.Should().Be(400);
+        }
+
+        [Fact]
+        public async Task DeleteUser_ShouldReturn200_WhenUserExists()
+        {
+            _userService.GetById(Arg.Any<int>()).Returns(_user);
+            UsersController usersController = new(_userService, _mapper);
+
+            var result = await usersController.DeleteUser(1);
+
+            (result as ObjectResult).StatusCode.Should().Be(200);
+        }
+
+        [Fact]
+        public async Task DeleteUser_ShouldReturn400_WhenUserDoesNotExist()
+        {
+            _userService.GetById(Arg.Any<int>()).Returns<User>(x => null);
+            UsersController usersController = new(_userService, _mapper);
+
+            var result = await usersController.DeleteUser(1);
+
+            (result as ObjectResult).StatusCode.Should().Be(400);
+        }
+    }
+}

Diligent.WebAPI.Tests/Services/UserServiceTests.cs

@@ -0,0 +1,162 @@
+using AutoMapper;
+using Diligent.WebAPI.Business.MappingProfiles;
+using Diligent.WebAPI.Business.Services;
+using Diligent.WebAPI.Business.Settings;
+using Diligent.WebAPI.Contracts.DTOs;
+using Diligent.WebAPI.Contracts.DTOs.User;
+using Diligent.WebAPI.Data;
+using Diligent.WebAPI.Data.Entities;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+using NSubstitute;
+
+namespace Diligent.WebAPI.Tests.Services
+{
+    public class UserServiceTests
+    {
+
+        private readonly List<User> _users;
+        private readonly User _user;
+        private readonly IMapper _mapper;
+        private readonly IUserStore<User> _mockStore;
+        private readonly UserManager<User> _mockUserManager;
+
+        public UserServiceTests()
+        {
+            _mockStore = Substitute.For<IUserStore<User>>();
+            _mockUserManager = Substitute.For<UserManager<User>>(_mockStore, null, null, null, null, null, null, null, null);
+
+            _user = new User
+            {
+                Id = 1,
+                PasswordHash = "AQAAAAEAACcQAAAAEJnWVhD/qftzqJq5XOUD0BxEBEwhd7vS46HeDD+9cwEsqO9ev9xEORJVjmFMASUGJg==",
+                FirstName = "Dzenis",
+                LastName = "Dzenis",
+                UserName = "dzenis",
+                NormalizedUserName = "DZENIS",
+                Email = "dzenis@dilig.net",
+                NormalizedEmail = "DZENIS@DILIG.NET",
+                EmailConfirmed = false,
+                IsEnabled = true,
+                AccessFailedCount = 0,
+                SecurityStamp = "2D3XPK2P5MAKO377AWFU3T4ZFFYTSOJX",
+                ConcurrencyStamp = "2D3XPK2P5MAKO377AWFU3T4ZFFYTSOJX",
+            };
+
+            _users = new List<User>
+            {
+                _user
+            };
+
+            // configure mapper
+            var configuration = new MapperConfiguration(cfg => cfg.AddProfiles(
+                new List<Profile>
+            {
+                new UserMappingProfile()
+            }));
+
+            _mapper = new Mapper(configuration);
+        }
+
+        [Fact]
+        public async Task GetById_ShouldReturnUser()
+        {
+            _mockUserManager.FindByIdAsync(Arg.Any<string>()).Returns(_user);
+            var databaseContext = await Helpers<User>.GetDatabaseContext(_users);
+
+            var frontSettings = Substitute.For<IOptions<FrontEndSettings>>();
+            var mailer = Substitute.For<IEmailer>();
+
+            var service = new UserService(frontSettings, _mockUserManager, _mapper, databaseContext, mailer);
+            var result = await service.GetById(1);
+            result.Should().Be(_user);
+        }
+
+        [Fact]
+        public async Task GetByEmail_ShouldReturnUser()
+        {
+            _mockUserManager.FindByEmailAsync(Arg.Any<string>()).Returns(_user);
+            var databaseContext = await Helpers<User>.GetDatabaseContext(_users);
+
+            var frontSettings = Substitute.For<IOptions<FrontEndSettings>>();
+            var mailer = Substitute.For<IEmailer>();
+
+            var service = new UserService(frontSettings, _mockUserManager, _mapper, databaseContext, mailer);
+            var result = await service.GetByEmail("mail");
+            result.Should().Be(_user);
+        }
+
+        [Fact]
+        public async Task RemoveUser_ShouldDeleteUser()
+        {
+            var databaseContext = await Helpers<User>.GetDatabaseContext(_users);
+
+            var frontSettings = Substitute.For<IOptions<FrontEndSettings>>();
+            var mailer = Substitute.For<IEmailer>();
+
+            var service = new UserService(frontSettings, _mockUserManager, _mapper, databaseContext, mailer);
+            await service.RemoveUser(_user);
+
+            var result = await service.GetById(2);
+            result.Should().Be(null);
+        }
+
+        [Fact]
+        public async Task ToggleEnable_ShouldDisableUser()
+        {
+            var databaseContext = await Helpers<User>.GetDatabaseContext(_users);
+            var frontSettings = Substitute.For<IOptions<FrontEndSettings>>();
+            var mailer = Substitute.For<IEmailer>();
+            var service = new UserService(frontSettings, _mockUserManager, _mapper, databaseContext, mailer);
+
+            var result = await service.ToggleEnable(_user);
+            Assert.Equal(false, result);
+        }
+
+        [Fact]
+        public async Task Invite_ShouldFailIfUserExists()
+        {
+            _mockUserManager.FindByEmailAsync(Arg.Any<string>()).Returns(_user);
+            var databaseContext = await Helpers<User>.GetDatabaseContext(_users);
+            var frontSettings = Substitute.For<IOptions<FrontEndSettings>>();
+            var mailer = Substitute.For<IEmailer>();
+            var service = new UserService(frontSettings, _mockUserManager, _mapper, databaseContext, mailer);
+
+            var result = await service.SendRegistrationLink(new Contracts.DTOs.User.InviteDTO
+            {
+                Email = "string",
+                FirstName = "string",
+                LastName = "string",
+            });
+
+            Assert.Equal(true, result.IsError);
+        }
+
+        //[Fact] To be debuged later
+        //public async Task Invite_ShouldPassIfUserDoesNotExist()
+        //{
+        //    _mockUserManager.FindByEmailAsync(Arg.Any<string>()).Returns<User>(x => null);
+        //    var databaseContext = await Helpers<User>.GetDatabaseContext(_users);
+        //    var frontSettings = Substitute.For<IOptions<FrontEndSettings>>();
+
+        //    var mailer = Substitute.For<IEmailer>();
+        //    mailer.When(x => x.SendEmailAndWriteToDbAsync(Arg.Any<string>(), Arg.Any<string>(), Arg.Any<string>(), Arg.Any<bool>())).Do(x => { });
+
+        //    var service = new UserService(frontSettings, _mockUserManager, _mapper, databaseContext, mailer);
+
+        //    var result = await service.SendRegistrationLink(new InviteDTO
+        //    {
+        //        Email = "string@dilig.net",
+        //        FirstName = "string",
+        //        LastName = "string",
+        //    });
+
+        //    result.Data.Should().BeEquivalentTo(new
+        //    {
+        //        Message = "Link has been sent!"
+        //    });
+        //}
+    }
+}