public void Login_WhenUserNameIsNotInDatabase_ReturnUserDoesntExist()
{
string usernameNotInDb = It.IsNotIn(new[] { "meAmnestic" });
Expression <Func <User, bool> > expression = u => u.Username == usernameNotInDb;
repository.Setup(repo => repo.Any(It.Is <Expression <Func <User, bool> > >(x => LambdaCompare.Eq(x, expression))))
.Returns(false);
repository.Setup(repo => repo.FindBy(It.Is <Expression <Func <User, bool> > >(x => LambdaCompare.Eq(x, expression))))
.Returns <IQueryable <User> >(null);
LoginServiceResponse response = loginService.Login(new User()
{
Username = usernameNotInDb
});
response.Should().Be(LoginServiceResponse.UserDoesntExist);
}
public void Login_WhenUserIsInDatabaseAndPasswordsMatch_ReturnsLoginSuccessful()
{
const string ExplicitPassword = "******";
const string ExistingUsername = "******";
string usernameInDb = It.IsAny <string>();
Expression <Func <User, bool> > expression = u => u.Username == usernameInDb;
byte[] salt = cryptographyService.GenerateRandomSalt();
IQueryable <User> queryable = (new User[] { new User {
Username = ExistingUsername, Password = Convert.ToBase64String(cryptographyService.GenerateSHA512(ExplicitPassword, salt)), Salt = salt
} }).AsQueryable();
repository.Setup(urm => urm.Any(It.IsAny <Expression <Func <User, bool> > >()))
.Returns(true);
repository.Setup(repo => repo.FindBy(It.IsAny <Expression <Func <User, bool> > >()))
.Returns(() => queryable);
LoginServiceResponse response = loginService.Login(new User()
{
Username = ExistingUsername, Password = ExplicitPassword
});
response.Should().Be(LoginServiceResponse.LoginSuccessful);
}
public void Login_WhenUserIsInDatabaseAndPasswordDoesntMatch_ReturnsIncorrectPassword
(string password)
{
const string ExplicitPassword = "******";
string usernameInDb = It.IsAny <string>();
Expression <Func <User, bool> > expression = u => u.Username == usernameInDb;
byte[] salt = cryptographyService.GenerateRandomSalt();
IQueryable <User> queryable = (new User[] { new User {
Username = usernameInDb, Password = Convert.ToBase64String(cryptographyService.GenerateSHA512(ExplicitPassword, salt)), Salt = salt
} }).AsQueryable();
repository.Setup(repo => repo.Any(It.IsAny <Expression <Func <User, bool> > >()))
.Returns(true);
repository.Setup(repo => repo.FindBy(It.Is <Expression <Func <User, bool> > >(x => LambdaCompare.Eq(x, expression))))
.Returns(() => queryable);
LoginServiceResponse response = loginService.Login(new User()
{
Username = usernameInDb, Password = password
});
response.Should().Be(LoginServiceResponse.IncorrectPassword);
}
