private async Task <ResultWithError <ErrorData> > Process(
RequestPasswordResetCommand request, CancellationToken cancellationToken)
{
var userMaybe = await this._userRepository.FindByEmailAddress(request.EmailAddress, cancellationToken);
if (userMaybe.HasNoValue)
{
return(ResultWithError.Fail(new ErrorData(ErrorCodes.UserNotFound)));
}
var user = userMaybe.Value;
if (!user.IsVerified)
{
return(ResultWithError.Fail(new ErrorData(ErrorCodes.AccountNotVerified)));
}
if (user.IsDisabled)
{
return(ResultWithError.Fail(new ErrorData(ErrorCodes.AccountIsDisabled)));
}
var whenHappened = this._clock.GetCurrentInstant().ToDateTimeUtc();
var token = user.GenerateNewPasswordResetToken(
whenHappened,
TimeSpan.FromHours(this._securitySettings.PasswordTokenLifetime));
user.AddDomainEvent(new PasswordResetTokenGeneratedEvent(user.EmailAddress, user.Profile.FirstName, user.Profile.LastName, token));
this._userRepository.Update(user);
return(ResultWithError.Ok <ErrorData>());
}
private async Task <ResultWithError <ErrorData> > Process(RequestPasswordResetCommand request, CancellationToken cancellationToken)
{
var whenHappened = this._clock.GetCurrentInstant().ToDateTimeUtc();
var userMaybe = await this._userRepository.FindByEmailAddress(request.EmailAddress, cancellationToken);
if (userMaybe.HasNoValue)
{
return(ResultWithError.Fail(new ErrorData(ErrorCodes.UserNotFound)));
}
var user = userMaybe.Value;
if (!user.IsVerified)
{
return(ResultWithError.Fail(new ErrorData(
ErrorCodes.UserIsNotVerified)));
}
var token = user.GenerateNewPasswordResetToken(
whenHappened,
whenHappened.AddHours(this._identitySettings.PasswordTokenLifetime));
this._userRepository.Update(user);
return(ResultWithError.Ok <ErrorData>());
}
public async Task Handle_GivenUserIsNotFound_ExpectFailedResult()
{
var clock = new Mock <IClock>();
var userRepository = new Mock <IUserRepository>();
var unitOfWork = new Mock <IUnitOfWork>();
unitOfWork.Setup(x => x.SaveEntitiesAsync(It.IsAny <CancellationToken>())).ReturnsAsync(() => true);
userRepository.Setup(x => x.UnitOfWork).Returns(unitOfWork.Object);
userRepository.Setup(x => x.FindByEmailAddress(It.IsAny <string>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(() => Maybe <IUser> .Nothing);
var securitySettings = new Mock <IOptions <SecuritySettings> >();
securitySettings.Setup(x => x.Value).Returns(new SecuritySettings
{
PasswordTokenLifetime = 3,
});
var handler =
new RequestPasswordResetCommandHandler(userRepository.Object, clock.Object, securitySettings.Object);
var cmd = new RequestPasswordResetCommand("email-address");
var result = await handler.Handle(cmd, CancellationToken.None);
Assert.True(result.IsFailure);
Assert.Equal(ErrorCodes.UserNotFound, result.Error.Code);
}
public async Task Handle_GivenSavingSucceeds_ExpectSuccessfulResult()
{
var user = new Mock <IUser>();
user.Setup(x => x.Profile).Returns(new Profile(Guid.NewGuid(), "first-name", "last-name"));
user.Setup(x => x.IsDisabled).Returns(false);
user.Setup(x => x.IsVerified).Returns(true);
var clock = new Mock <IClock>();
var userRepository = new Mock <IUserRepository>();
var unitOfWork = new Mock <IUnitOfWork>();
unitOfWork.Setup(x => x.SaveEntitiesAsync(It.IsAny <CancellationToken>())).ReturnsAsync(() => true);
userRepository.Setup(x => x.UnitOfWork).Returns(unitOfWork.Object);
userRepository.Setup(x => x.FindByEmailAddress(It.IsAny <string>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(() => Maybe.From(user.Object));
var securitySettings = new Mock <IOptions <SecuritySettings> >();
securitySettings.Setup(x => x.Value).Returns(new SecuritySettings
{
PasswordTokenLifetime = 3,
});
var handler =
new RequestPasswordResetCommandHandler(userRepository.Object, clock.Object, securitySettings.Object);
var cmd = new RequestPasswordResetCommand("email-address");
var result = await handler.Handle(cmd, CancellationToken.None);
Assert.True(result.IsSuccess);
}
public async Task Handle_GivenUserIsFound_ExpectCallToGenerateTokenAndSuccessfulResultAndDomainEventRaised()
{
var user = new Mock <IUser>();
user.Setup(x => x.Profile).Returns(new Profile(Guid.NewGuid(), "first-name", "last-name"));
user.Setup(x => x.IsDisabled).Returns(false);
user.Setup(x => x.IsVerified).Returns(true);
var clock = new Mock <IClock>();
var userRepository = new Mock <IUserRepository>();
var unitOfWork = new Mock <IUnitOfWork>();
unitOfWork.Setup(x => x.SaveEntitiesAsync(It.IsAny <CancellationToken>())).ReturnsAsync(() => true);
userRepository.Setup(x => x.UnitOfWork).Returns(unitOfWork.Object);
userRepository.Setup(x => x.FindByEmailAddress(It.IsAny <string>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(() => Maybe.From(user.Object));
var securitySettings = new Mock <IOptions <SecuritySettings> >();
securitySettings.Setup(x => x.Value).Returns(new SecuritySettings
{
PasswordTokenLifetime = 3,
});
var handler =
new RequestPasswordResetCommandHandler(userRepository.Object, clock.Object, securitySettings.Object);
var cmd = new RequestPasswordResetCommand("email-address");
var result = await handler.Handle(cmd, CancellationToken.None);
Assert.True(result.IsSuccess);
user.Verify(x => x.GenerateNewPasswordResetToken(It.IsAny <DateTime>(), It.IsAny <TimeSpan>()), Times.Once);
userRepository.Verify(x => x.Update(It.IsAny <IUser>()), Times.Once);
user.Verify(x => x.AddDomainEvent(It.IsAny <PasswordResetTokenGeneratedEvent>()));
}
public void Validate_GivenAllPropertiesAreValid_ExpectValidationSuccess()
{
var cmd = new RequestPasswordResetCommand("*****@*****.**");
var validator = new RequestPasswordResetCommandValidator();
var result = validator.Validate(cmd);
Assert.True(result.IsValid);
}
public async Task WhenEmailDoesNotExist_ItShouldDoNothing()
{
var command = new RequestPasswordResetCommand(ValidEmail.Parse(EmailAddress), null);
this.userManager.Setup(_ => _.FindByEmailAsync(EmailAddress)).ReturnsAsync(null);
await this.target.HandleAsync(command);
}
public async Task WhenUsernameDoesNotExist_ItShouldDoNothing()
{
var command = new RequestPasswordResetCommand(null, ValidUsername.Parse(Username));
this.userManager.Setup(_ => _.FindByNameAsync(Username)).ReturnsAsync(null);
await this.target.HandleAsync(command);
}
public void Validate_GivenEmailAddressIsNull_ExpectValidationFailure()
{
var cmd = new RequestPasswordResetCommand(null);
var validator = new RequestPasswordResetCommandValidator();
var result = validator.Validate(cmd);
Assert.False(result.IsValid);
Assert.Contains(
result.Errors,
failure => failure.ErrorCode.Equals(ValidationCodes.FieldIsRequired) &&
failure.PropertyName == "EmailAddress");
}
public async Task WhenUsernameExists_ItShouldSendEmail()
{
var command = new RequestPasswordResetCommand(null, ValidUsername.Parse(Username));
this.userManager.Setup(_ => _.FindByNameAsync(Username)).ReturnsAsync(new FifthweekUser()
{
Id = UserId,
UserName = Username
});
await this.AssertEmailSent(command);
}
public void Validate_GivenEmailAddressIsNotAnEmailAddress_ExpectValidationFailure()
{
var cmd = new RequestPasswordResetCommand("email-address");
var validator = new RequestPasswordResetCommandValidator();
var result = validator.Validate(cmd);
Assert.False(result.IsValid);
Assert.Contains(
result.Errors,
failure => failure.ErrorCode.Equals(ValidationCodes.ValueMustBeAnEmailAddress) &&
failure.PropertyName == "EmailAddress");
}
public async Task WhenEmailExists_ItShouldSendEmail()
{
var command = new RequestPasswordResetCommand(ValidEmail.Parse(EmailAddress), null);
this.userManager.Setup(_ => _.FindByEmailAsync(EmailAddress)).ReturnsAsync(new FifthweekUser()
{
Id = UserId,
UserName = Username
});
await this.AssertEmailSent(command);
}
public async Task <IHttpActionResult> PostPasswordResetRequestAsync(PasswordResetRequestData passwordResetRequestData)
{
passwordResetRequestData.AssertBodyProvided("passwordResetRequestData");
var passwordResetRequest = passwordResetRequestData.Parse();
var command = new RequestPasswordResetCommand(
passwordResetRequest.Email,
passwordResetRequest.Username);
await this.requestPasswordReset.HandleAsync(command);
return(this.Ok());
}
public async Task <ResultWithError <ErrorData> > Handle(RequestPasswordResetCommand request, CancellationToken cancellationToken)
{
var result = await this.Process(request, cancellationToken);
var dbResult = await this._userRepository.UnitOfWork.SaveEntitiesAsync(cancellationToken);
if (!dbResult)
{
return(ResultWithError.Fail(new ErrorData(
ErrorCodes.SavingChanges, "Failed To Save Database")));
}
return(result);
}
private async Task AssertEmailSent(RequestPasswordResetCommand command)
{
this.userManager.Setup(_ => _.GeneratePasswordResetTokenAsync(UserId)).ReturnsAsync(Token);
this.userManager.Setup(_ =>
_.SendEmailAsync(
UserId,
EmailSubject,
It.Is <string>(emailBody => emailBody.Contains(activationLink) && emailBody.Contains(Username))))
.Returns(Task.FromResult(0))
.Verifiable();
await this.target.HandleAsync(command);
this.userManager.Verify();
}
public void Constructor_GiveValidArguments_PropertiesAreSet()
{
var requestPasswordResetCommand = new RequestPasswordResetCommand("email-address");
Assert.Equal("email-address", requestPasswordResetCommand.EmailAddress);
}
public async Task WhenUsernameAndEmailAreNotProvided_ItShouldDoNothing()
{
var command = new RequestPasswordResetCommand(null, null);
await this.target.HandleAsync(command);
}
