public async Task Throw_Bad_Request_With_Missing_Account(
CreateDebitCommand command,
[Frozen] Mock <IRepository> repo,
CreateDebitHandler sut)
{
repo.Setup(p => p.FindAsync(It.IsAny <IScalar <Account> >())).ReturnsAsync((Account)null);
await Assert.ThrowsAsync <BadRequestException>(async() => { await sut.Handle(command, new CancellationToken()); });
}
public async Task Throw_Bad_Request_With_Insufficient_Funds(
CreateDebitCommand command,
Account account,
[Frozen] Mock <IRepository> repo,
CreateDebitHandler sut)
{
account.Debit(new Funds(Currency.USD, account.Balance.Amount));
repo.Setup(p => p.FindAsync(It.IsAny <IScalar <Account> >())).ReturnsAsync(account);
await Assert.ThrowsAsync <BadRequestException>(async() => { await sut.Handle(command, new CancellationToken()); });
}
public async Task Succeed_With_Valid_Request(
CreateDebitCommand command,
Account account,
[Frozen] Mock <IRepository> repo,
CreateDebitHandler sut)
{
account.Credit(new Funds(Currency.USD, command.Funds.Amount));
var initialBalance = account.Balance.Amount;
repo.Setup(p => p.FindAsync(It.IsAny <IScalar <Account> >())).ReturnsAsync(account);
var result = await sut.Handle(command, new CancellationToken());
repo.Verify(p => p.FindAsync(It.IsAny <IScalar <Account> >()), Times.Once());
repo.Verify(p => p.UnitOfWork.CommitAsync(), Times.Once());
Assert.True(result.Amount == initialBalance - command.Funds.Amount);
}