public void QueryAsync_WhenQueryIsNull_ThrowsArgumentNullException()
{
QueryHandler sut = CreateSut();
ArgumentNullException result = Assert.ThrowsAsync <ArgumentNullException>(async() => await sut.QueryAsync(null));
Assert.That(result.ParamName, Is.EqualTo("query"));
}
public async Task QueryAsync_WhenNoContactAccountCollectionWasReturnedFromAccountingRepository_ReturnsNotNull()
{
QueryHandler sut = CreateSut(false);
IGetCreditorAccountCollectionQuery query = CreateQuery();
IContactAccountCollection result = await sut.QueryAsync(query);
Assert.That(result, Is.Not.Null);
}
public async Task QueryAsync_WhenCalled_AssertStatusDateWasCalledOnGetCreditorAccountCollectionQuery()
{
QueryHandler sut = CreateSut();
Mock <IGetCreditorAccountCollectionQuery> queryMock = CreateQueryMock();
await sut.QueryAsync(queryMock.Object);
queryMock.Verify(m => m.StatusDate, Times.Exactly(3));
}
public async Task QueryAsync_WhenCalled_AssertAccountingNumberWasCalledOnGetCreditorAccountCollectionQuery()
{
QueryHandler sut = CreateSut();
Mock <IGetCreditorAccountCollectionQuery> queryMock = CreateQueryMock();
await sut.QueryAsync(queryMock.Object);
queryMock.Verify(m => m.AccountingNumber, Times.Once);
}
public async Task QueryAsync_WhenNoContactAccountCollectionWasReturnedFromAccountingRepository_ReturnsEmptyContactAccountCollection()
{
QueryHandler sut = CreateSut(false);
IGetCreditorAccountCollectionQuery query = CreateQuery();
IContactAccountCollection result = await sut.QueryAsync(query);
Assert.That(result.Count(), Is.EqualTo(0));
}
public async Task QueryAsync_WhenNoContactAccountCollectionWasReturnedFromAccountingRepository_ReturnsContactAccountCollectionWhereStatusDateIsEqualToStatusDateFromGetContactAccountCollectionQuery()
{
QueryHandler sut = CreateSut(false);
DateTime statusDate = _fixture.Create <DateTime>().Date;
IGetCreditorAccountCollectionQuery query = CreateQuery(statusDate: statusDate);
IContactAccountCollection result = await sut.QueryAsync(query);
Assert.That(result.StatusDate, Is.EqualTo(statusDate));
}
public async Task QueryAsync_WhenContactAccountCollectionWasReturnedFromAccountingRepository_AssertFindCreditorsAsyncWasCalledOnCalculatedContactAccountCollection()
{
Mock <IContactAccountCollection> calculatedContactAccountCollectionMock = _fixture.BuildContactAccountCollectionMock();
IContactAccountCollection contactAccountCollection = _fixture.BuildContactAccountCollectionMock(calculatedContactAccountCollection: calculatedContactAccountCollectionMock.Object).Object;
QueryHandler sut = CreateSut(contactAccountCollection: contactAccountCollection);
DateTime statusDate = _fixture.Create <DateTime>();
IGetCreditorAccountCollectionQuery query = CreateQuery(statusDate: statusDate);
await sut.QueryAsync(query);
calculatedContactAccountCollectionMock.Verify(m => m.FindCreditorsAsync(), Times.Once);
}
public async Task QueryAsync_WhenContactAccountCollectionWasReturnedFromAccountingRepository_ReturnsCalculatedCreditorAccountCollection()
{
IContactAccountCollection calculatedCreditorAccountCollection = _fixture.BuildContactAccountCollectionMock().Object;
IContactAccountCollection creditorAccountCollection = _fixture.BuildContactAccountCollectionMock(calculatedContactAccountCollection: calculatedCreditorAccountCollection).Object;
IContactAccountCollection calculatedContactAccountCollection = _fixture.BuildContactAccountCollectionMock(findCreditorContactAccountCollection: creditorAccountCollection).Object;
IContactAccountCollection contactAccountCollection = _fixture.BuildContactAccountCollectionMock(calculatedContactAccountCollection: calculatedContactAccountCollection).Object;
QueryHandler sut = CreateSut(contactAccountCollection: contactAccountCollection);
IGetCreditorAccountCollectionQuery query = CreateQuery();
IContactAccountCollection result = await sut.QueryAsync(query);
Assert.That(result, Is.EqualTo(calculatedCreditorAccountCollection));
}
public async Task QueryAsync_WhenCalled_AssertGetContactAccountsAsyncWasCalledOnAccountingRepository()
{
QueryHandler sut = CreateSut();
int accountingNumber = _fixture.Create <int>();
DateTime statusDate = _fixture.Create <DateTime>().Date;
IGetCreditorAccountCollectionQuery query = CreateQuery(accountingNumber, statusDate);
await sut.QueryAsync(query);
_accountingRepositoryMock.Verify(m => m.GetContactAccountsAsync(
It.Is <int>(value => value == accountingNumber),
It.Is <DateTime>(value => value == statusDate)),
Times.Once);
}
