public async Task Handle_returns_false_if_wallet_does_not_exist()
        {
            var accruePointsCommand = new AccruePoints(It.IsAny <int>(), It.IsAny <int>());

            _walletRepositoryMock.Setup(walletRepo => walletRepo.GetAsync(It.IsAny <int>()))
            .ReturnsAsync(default(Wallet));

            var handler           = new AccruePointsHandler(_walletRepositoryMock.Object);
            var cancellationToken = new CancellationToken();
            var result            = await handler.Handle(accruePointsCommand, cancellationToken);

            Assert.False(result);
        }
        public async Task Handle_returns_true_if_wallet_is_persisted()
        {
            var accruePointsCommand = new AccruePoints(It.IsAny <int>(), It.IsAny <int>());

            _walletRepositoryMock.Setup(walletRepo => walletRepo.GetAsync(It.IsAny <int>()))
            .ReturnsAsync(FakeWallet());

            _walletRepositoryMock.Setup(walletRepo => walletRepo.UnitOfWork.SaveEntitiesAsync(default(CancellationToken)))
            .Returns(Task.FromResult(true));

            var handler           = new AccruePointsHandler(_walletRepositoryMock.Object);
            var cancellationToken = new CancellationToken();
            var result            = await handler.Handle(accruePointsCommand, cancellationToken);

            Assert.True(result);
        }