public async Task GetUserByUsernameAsync_GivenANullUsername_ShouldThrowArgumentException()
{
var unitOfWorkMock = new Mock <IUnitOfWork <IBoltDbContext> >();
var service = new UsersService(unitOfWorkMock.Object);
service
.Awaiting(async sut => await sut.GetUserByUsernameAsync(null))
.Should()
.ThrowExactly <ArgumentException>()
.WithMessage("The ussername cannot be null or empty.");
}
public async Task EditUserAsync_WhenTheuserDTOIsNull_ShouldThrowArgumentException()
{
var unitOfWorkMock = new Mock <IUnitOfWork <IBoltDbContext> >();
var service = new UsersService(unitOfWorkMock.Object);
service
.Awaiting(async sut => await sut.EditUserAsync("username", null))
.Should()
.ThrowExactly <ArgumentNullException>()
.WithMessage("Value cannot be null.\r\nParameter name: The User DTO model cannot be null or empty.");
}
public async Task EditUserAsync_WhenTheUsernameIsNull_ShouldThrowArgumentException()
{
var unitOfWorkMock = new Mock <IUnitOfWork <IBoltDbContext> >();
var userDto = new UserDTO();
var service = new UsersService(unitOfWorkMock.Object);
service
.Awaiting(async sut => await sut.EditUserAsync(null, userDto))
.Should()
.ThrowExactly <ArgumentException>()
.WithMessage("The username cannot be null or empty.");
}
public async Task EditUserAsync_WhenTheRepositoryThrowsAnException_ShouldThrowArgumentException()
{
var exceptionToThrow = new ArgumentException();
var unitOfWorkMock = new Mock <IUnitOfWork <IBoltDbContext> >();
unitOfWorkMock.Setup(x => x.GetRepository <IUsersRepository>()).Callback(() => throw exceptionToThrow);
var service = new UsersService(unitOfWorkMock.Object);
service
.Awaiting(async sut => await sut.EditUserAsync(null, null))
.Should()
.ThrowExactly <ArgumentException>()
.WithMessage("The username cannot be null or empty.");
}
public async Task GetUserByUsernameAsync_WhenTheRepositoryThrowsAnException_ShouldThrowArgumentException()
{
var exceptionToThrow = new ArgumentException();
var unitOfWorkMock = new Mock <IUnitOfWork <IBoltDbContext> >();
unitOfWorkMock.Setup(x => x.GetRepository <IUsersRepository>()).Callback(() => throw exceptionToThrow);
var service = new UsersService(unitOfWorkMock.Object);
service
.Awaiting(async sut => await sut.GetUserByUsernameAsync("someUserName"))
.Should()
.ThrowExactly <ArgumentException>()
.WithMessage("Failed to get the user by username. Please try again.")
.WithInnerException <Exception>();
}