public bool VerifyPasswordForUser(string UserLoginName, string OneTimePassword)
{
var now = DateTime.Now;
var expires = _interval.RoundTimeUpToNearest(now, TimeSpan.FromSeconds(_options.TimeInterval));
var existingSecret = _reader
.Where(s =>
s.UserLoginName == UserLoginName.Trim() &&
now <= s.ValidUntil)
.Select(s => s.Secret)
.FirstOrDefault();
if (existingSecret == null)
{
return(false);
}
var secretProvider = new ExistingSecretProvider(existingSecret);
var generator = new TimeBasedOneTimeGenerator(secretProvider, _options, _interval);
var generatedPassword = generator.GeneratePassword();
return(OneTimePassword == generatedPassword);
}
public void And_All_Minimums_Are_Met_Then_A_One_Time_Password_Is_Returned()
{
var generator = new TimeBasedOneTimeGenerator(secretProvider, passwordOptions, nowTimeCalculator);
var actual = generator.GeneratePassword();
Assert.IsNotNull(actual);
Assert.AreEqual(passwordOptions.PasswordLength, actual.Length);
}
public void And_Multiple_Requests_To_Generate_Are_Outside_Time_Interval_Then_They_Are_The_Different()
{
var first_generator = new TimeBasedOneTimeGenerator(secretProvider, passwordOptions, nowTimeCalculator);
var second_generator = new TimeBasedOneTimeGenerator(secretProvider, passwordOptions, laterTimeCalculator);
var first_actual = first_generator.GeneratePassword();
var second_actual = second_generator.GeneratePassword();
Assert.AreNotEqual(first_actual, second_actual);
}
public void And_Time_Rounder_Is_Null_Then_An_Exception_Is_Thrown()
{
var actual = new TimeBasedOneTimeGenerator(secretProvider, passwordOptions, null);
}
public void And_Password_Options_Is_Null_Then_An_Exception_Is_Thrown()
{
var actual = new TimeBasedOneTimeGenerator(secretProvider, null, nowTimeCalculator);
}
public void And_Secret_Provider_Is_Null_Then_An_Exception_Is_Thrown()
{
var actual = new TimeBasedOneTimeGenerator(null, passwordOptions, nowTimeCalculator);
}
