public void ExecuteAsync_WhenCommandIsNull_ThrowsArgumentNullException()
{
CommandHandler sut = CreateSut();
ArgumentNullException result = Assert.ThrowsAsync <ArgumentNullException>(async() => await sut.ExecuteAsync(null));
Assert.That(result.ParamName, Is.EqualTo("command"));
}
public async Task ExecuteAsync_WhenCalled_AssertAccountNumberWasCalledOnDeleteAccountCommand()
{
CommandHandler sut = CreateSut();
Mock <IDeleteAccountCommand> commandMock = CreateCommandMock();
await sut.ExecuteAsync(commandMock.Object);
commandMock.Verify(m => m.AccountNumber, Times.Once);
}
public async Task ExecuteAsync_WhenCalled_AssertDeleteAccountAsyncWasCalledOnAccountingRepository()
{
CommandHandler sut = CreateSut();
int accountingNumber = _fixture.Create <int>();
string accountNumber = _fixture.Create <string>();
IDeleteAccountCommand command = CreateCommand(accountingNumber, accountNumber);
await sut.ExecuteAsync(command);
_accountingRepositoryMock.Verify(m => m.DeleteAccountAsync(
It.Is <int>(value => value == accountingNumber),
It.Is <string>(value => string.CompareOrdinal(value, accountNumber) == 0)),
Times.Once);
}
