public async Task ShouldHonorRetryLimit()
{
int fetchCount = 0;
var stubContainerProvider = new StubContainerProvider(
new List <ContainerItem>
{
DummyConatinerItem1
},
item1 =>
{
fetchCount++;
if (fetchCount == 1)
{
throw new FileNotFoundException();
}
return(mockItemContent);
});
containerFetchEngineTestOptions.RetryLimit = 2;
var fetchEngine = GetFetchEngine(stubContainerProvider);
Task fetchAsync = fetchEngine.FetchAsync();
await fetchAsync;
Assert.Equal(containerFetchEngineTestOptions.RetryLimit, fetchCount);
}
private ContainerFetchEngine GetFetchEngine(StubContainerProvider stubContainerProvider)
{
return(new ContainerFetchEngine(stubContainerProvider,
string.Empty,
"c:\\")
{
FileSystemManager = new Mock <IReleaseFileSystemManager>().Object,
ContainerFetchEngineOptions = containerFetchEngineTestOptions
});
}
public async void ShouldDownloadAllTheFiles()
{
var stubContainerProvider = new StubContainerProvider(mockContainerItems, item => mockItemContent);
var fetchEngine = GetFetchEngine(stubContainerProvider);
Task fetchAsync = fetchEngine.FetchAsync();
await fetchAsync;
Assert.Equal(1, stubContainerProvider.GetItemsAsynCounter);
Assert.Equal(mockContainerItems, stubContainerProvider.GetFileTaskArguments);
}
public async void ShouldDownloadAllTheFiles()
{
var stubContainerProvider = new StubContainerProvider(mockContainerItems, (item1, c) => mockItemContent);
using (var fetchEngine = GetFetchEngine(stubContainerProvider, CancellationToken.None))
{
Task fetchAsync = fetchEngine.FetchAsync(CancellationToken.None);
await fetchAsync;
Assert.Equal(1, stubContainerProvider.GetItemsAsynCounter);
Assert.Equal(mockContainerItems, stubContainerProvider.GetFileTaskArguments);
}
}
public async Task ShouldSupportCancellation()
{
var stubContainerProvider = new StubContainerProvider(
mockContainerItems,
(item1, c) =>
{
Thread.Sleep(30);
return(mockItemContent);
});
var cancellationTokenSource = new CancellationTokenSource();
ContainerFetchEngine fetchEngine = GetFetchEngine(stubContainerProvider, CancellationToken.None);
cancellationTokenSource.Cancel();
Task fetchAsync = fetchEngine.FetchAsync(cancellationTokenSource.Token);
await fetchAsync;
Assert.Equal(0, stubContainerProvider.GetFileTaskArguments.Count);
}
public async void ShouldNotDoParallelDownloadIfSpecified()
{
int concurrentAccessCount = 0;
var stubContainerProvider = new StubContainerProvider(mockContainerItems,
item =>
{
concurrentAccessCount++;
Thread.Sleep(10);
if (concurrentAccessCount == 1)
{
concurrentAccessCount = 0;
}
return(mockItemContent);
});
containerFetchEngineTestOptions.ParallelDownloadLimit = 1;
ContainerFetchEngine fetchEngine = GetFetchEngine(stubContainerProvider);
Task fetchAsync = fetchEngine.FetchAsync();
await fetchAsync;
Assert.Equal(0, concurrentAccessCount);
}
