public void EnsureUserExistsAsync_UserDoesNotExist_ReturnedAfterCreation()
{
IDbContext dbContext = Substitute.For <IDbContext>();
UserInfo userInfo = new UserInfo();
userInfo.AuthId = Guid.NewGuid().ToString();
userInfo.Name = Guid.NewGuid().ToString();
userInfo.Email = Guid.NewGuid().ToString();
UserDbModel userDbModel = new UserDbModel();
userDbModel.Id = Guid.NewGuid().ToString();
userDbModel.AuthId = userInfo.AuthId;
UserRepository userRepository = Substitute.For <UserRepository>();
userRepository.GetByAuthIdAsync(dbContext, userInfo.AuthId).Returns <UserDbModel>(x => null);
IMapper mapper = CreateMapper();
CreateUserCommand createUserCommand = Substitute.For <CreateUserCommand>();
createUserCommand.ExecuteAsync(dbContext, userInfo.AuthId, userInfo.Name, userInfo.Email).Returns(userDbModel);
UserViewService userViewService = new UserViewService(dbContext, mapper, userRepository, createUserCommand);
UserViewModel result = userViewService.EnsureUserExistsAsync(userInfo).Result;
Assert.AreEqual(userInfo.AuthId, result.AuthId);
createUserCommand.Received(1).ExecuteAsync(dbContext, userInfo.AuthId, userInfo.Name, userInfo.Email).Wait();
}
