public async Task ForgotPasswordPostSendsSendResetPasswordEmailWithCorrectParameters_WhenModelStateIsValid_AndUserIsNotNull_AndUsersEmailHasBeenVerified()
        {
            const string email = "[email protected]";
            const string callbackUrl = "callbackUrl";

            var vm = new ForgotPasswordViewModel { Email = email };
            var userManager = CreateUserManagerMock();

            var user = new ApplicationUser();
            userManager.Setup(x => x.FindByNameAsync(email)).Returns(() => Task.FromResult(user));
            userManager.Setup(x => x.IsEmailConfirmedAsync(user)).Returns(() => Task.FromResult(true));
            userManager.Setup(x => x.GeneratePasswordResetTokenAsync(user)).Returns(() => Task.FromResult(It.IsAny<string>()));

            var mediator = new Mock<IMediator>();

            var sut = new AccountController(userManager.Object, null, null, mediator.Object, null);
            var urlHelper = new Mock<IUrlHelper>();
            urlHelper.Setup(x => x.Action(It.IsAny<UrlActionContext>())).Returns(callbackUrl);
            sut.SetFakeHttpRequestSchemeTo(It.IsAny<string>());
            sut.Url = urlHelper.Object;

            await sut.ForgotPassword(vm);

            mediator.Verify(x => x.SendAsync(It.Is<SendResetPasswordEmail>(y => y.Email == vm.Email && y.CallbackUrl == callbackUrl)), Times.Once);
        }

        public async Task RegisterPostRedirectsToCorrectActionAndController_WhenModelStateIsValid_AndUserCreationIsSuccessful()
        {
            var generalSettings = new Mock<IOptions<GeneralSettings>>();
            generalSettings.Setup(x => x.Value).Returns(new GeneralSettings());

            var userManager = CreateUserManagerMock();
            userManager.Setup(x => x.CreateAsync(It.IsAny<ApplicationUser>(), It.IsAny<string>())).Returns(() => Task.FromResult(IdentityResult.Success));
            userManager.Setup(x => x.GenerateEmailConfirmationTokenAsync(It.IsAny<ApplicationUser>())).Returns(() => Task.FromResult(It.IsAny<string>()));
            userManager.Setup(x => x.GenerateChangePhoneNumberTokenAsync(It.IsAny<ApplicationUser>(), It.IsAny<string>())).Returns(() => Task.FromResult(It.IsAny<string>()));

            var signInManager = CreateSignInManagerMock(userManager);

            var urlHelper = new Mock<IUrlHelper>();
            urlHelper.Setup(x => x.Action(It.IsAny<UrlActionContext>())).Returns(It.IsAny<string>());

            userManager.Setup(x => x.AddClaimAsync(It.IsAny<ApplicationUser>(), It.IsAny<Claim>())).Returns(() => Task.FromResult(IdentityResult.Success));
            signInManager.Setup(x => x.SignInAsync(It.IsAny<ApplicationUser>(), It.IsAny<bool>(), null)).Returns(() => Task.FromResult(It.IsAny<Task>()));

            var sut = new AccountController(userManager.Object, signInManager.Object, generalSettings.Object, Mock.Of<IMediator>(), null);
            sut.SetFakeHttpRequestSchemeTo(It.IsAny<string>());
            sut.Url = urlHelper.Object;

            var result = await sut.Register(new RegisterViewModel()) as RedirectToActionResult;

            Assert.Equal(result.ActionName, nameof(HomeController.Index));
            Assert.Equal(result.ControllerName, "Home");
        }

        public async Task RegisterPostSendsSendConfirmAccountEmailWithTheCorrectParameters_WhenModelStateIsValid_AndUserCreationIsSuccessful()
        {
            const string callbackUrl = "callbackUrl";
            var model = new RegisterViewModel { Email = "email" };

            var generalSettings = new Mock<IOptions<GeneralSettings>>();
            generalSettings.Setup(x => x.Value).Returns(new GeneralSettings());

            var userManager = CreateUserManagerMock();
            userManager.Setup(x => x.CreateAsync(It.IsAny<ApplicationUser>(), It.IsAny<string>())).Returns(() => Task.FromResult(IdentityResult.Success));
            userManager.Setup(x => x.GenerateEmailConfirmationTokenAsync(It.IsAny<ApplicationUser>())).Returns(() => Task.FromResult(It.IsAny<string>()));
            userManager.Setup(x => x.GenerateChangePhoneNumberTokenAsync(It.IsAny<ApplicationUser>(), It.IsAny<string>())).Returns(() => Task.FromResult(It.IsAny<string>()));

            var signInManager = CreateSignInManagerMock(userManager);

            var urlHelper = new Mock<IUrlHelper>();
            urlHelper.Setup(x => x.Action(It.IsAny<UrlActionContext>())).Returns(callbackUrl);

            var mediator = new Mock<IMediator>();

            var sut = new AccountController(userManager.Object, signInManager.Object, generalSettings.Object, mediator.Object, null);
            sut.SetFakeHttpRequestSchemeTo(It.IsAny<string>());
            sut.Url = urlHelper.Object;
            await sut.Register(model);

            mediator.Verify(x => x.SendAsync(It.Is<SendConfirmAccountEmail>(y => y.Email == model.Email && y.CallbackUrl == callbackUrl)), Times.Once);
        }

        public async Task RegisterPostInvokesGenerateEmailConfirmationTokenAsyncWithTheCorrectParametersWhenModelStateIsValidAndUserCreationIsSuccessful()
        {
            const string defaultTimeZone = "DefaultTimeZone";

            var model = new RegisterViewModel { Email = "email", Password = "Password" };

            var generalSettings = new Mock<IOptions<GeneralSettings>>();
            generalSettings.Setup(x => x.Value).Returns(new GeneralSettings { DefaultTimeZone = defaultTimeZone });

            var userManager = CreateUserManagerMock();
            userManager.Setup(x => x.CreateAsync(It.IsAny<ApplicationUser>(), It.IsAny<string>())).Returns(() => Task.FromResult(IdentityResult.Success));

            var signInManager = CreateSignInManagerMock(userManager);
            var emailSenderMock = new Mock<IEmailSender>();

            var sut = new AccountController(userManager.Object, signInManager.Object, emailSenderMock.Object, generalSettings.Object, null);
            sut.SetFakeHttpRequestSchemeTo(It.IsAny<string>());
            sut.Url = Mock.Of<IUrlHelper>();

            await sut.Register(model);

            userManager.Verify(x => x.GenerateEmailConfirmationTokenAsync(It.Is<ApplicationUser>(au =>
                au.UserName == model.Email &&
                au.Email == model.Email &&
                au.TimeZoneId == defaultTimeZone)), Times.Once);
        }