public async Task WhenStorageIsBrokenThenAnAppropriateExceptionIsThrownOnGetState()
{
Mock <ICloudBlobContainerWrapper> cloudBlobContainerWrapperMock = new Mock <ICloudBlobContainerWrapper>();
cloudBlobContainerWrapperMock
.Setup(m => m.DownloadBlobContentAsync(It.IsAny <string>(), CancellationToken.None))
.Returns(() => throw new StorageException(new RequestResult(), string.Empty, null));
ICloudStorageProviderFactory cloudStorageProviderFactoryMock = Mock.Of <ICloudStorageProviderFactory>(m => m.GetSmartDetectorStateStorageContainer() == cloudBlobContainerWrapperMock.Object);
BlobStateRepository blobStateRepository = new BlobStateRepository("TestSignal", cloudStorageProviderFactoryMock, (new Mock <ITracer>()).Object);
await blobStateRepository.GetStateAsync <TestState>("key", CancellationToken.None);
}
public async Task WhenExecutingBasicStateActionsThenFlowCompletesSuccesfully()
{
Dictionary <string, string> repository = new Dictionary <string, string>();
Mock <ICloudBlobContainerWrapper> cloudBlobContainerWrapperMock = new Mock <ICloudBlobContainerWrapper>();
cloudBlobContainerWrapperMock
.Setup(m => m.UploadBlobAsync(It.IsAny <string>(), It.IsAny <string>(), CancellationToken.None))
.Returns <string, string, CancellationToken>((blobName, blobContent, token) => { repository[blobName] = blobContent; return(Task.FromResult <ICloudBlob>(null)); });
cloudBlobContainerWrapperMock
.Setup(m => m.DownloadBlobContentAsync(It.IsAny <string>(), CancellationToken.None))
.Returns <string, CancellationToken>((blobName, token) =>
{
if (repository.ContainsKey(blobName))
{
return(Task.FromResult <string>(repository[blobName]));
}
else
{
StorageException ex = new StorageException(new RequestResult(), string.Empty, null);
ex.RequestInformation.HttpStatusCode = (int)HttpStatusCode.NotFound;
throw ex;
}
});
cloudBlobContainerWrapperMock
.Setup(m => m.DeleteBlobIfExistsAsync(It.IsAny <string>(), CancellationToken.None))
.Returns <string, CancellationToken>((blobName, token) => { repository.Remove(blobName); return(Task.CompletedTask); });
ICloudStorageProviderFactory cloudStorageProviderFactoryMock = Mock.Of <ICloudStorageProviderFactory>(m => m.GetSmartDetectorStateStorageContainer() == cloudBlobContainerWrapperMock.Object);
BlobStateRepository blobStateRepository = new BlobStateRepository("TestSignal", cloudStorageProviderFactoryMock, (new Mock <ITracer>()).Object);
var originalState = new TestState
{
Field1 = "testdata",
Field2 = new List <DateTime> {
new DateTime(2018, 02, 15)
},
Field3 = true
};
await blobStateRepository.StoreStateAsync("key", originalState, CancellationToken.None);
var retrievedState = await blobStateRepository.GetStateAsync <TestState>("key", CancellationToken.None);
// validate
Assert.AreEqual(originalState.Field1, retrievedState.Field1);
CollectionAssert.AreEquivalent(originalState.Field2, retrievedState.Field2);
Assert.AreEqual(originalState.Field3, retrievedState.Field3);
Assert.AreEqual(originalState.Field4, retrievedState.Field4);
}