public void WhenToAccountDoesNotExist_ShouldThrowArgumentException()
{
Given.ValidAccountExistsInDatabase(FromAccount);
And.AccountDoesNotExist(ToAccount);
Func <Task> whenITransferMoney = async() =>
{
await SUT.TransferMoney(WithdrawalAmount, FromAccount, ToAccount, User);
};
whenITransferMoney
.Then()
.Throw <ArgumentException>("because account doesn't exist")
.WithMessage($"Account '{ToAccount}' not found");
}
