private static async Task CreateBlobIfNoneExists(ICloudBlob updateBlob)
{
if (!await updateBlob.ExistsAsync())
{
await BlobUtils.CreateEmptyBlob(updateBlob);
}
}
private async Task FetchOrCreate()
{
if (!await _blob.ExistsAsync())
{
await BlobUtils.CreateEmptyBlob(_blob);
}
}
private async Task <CloudBlobDirectory> CreateBlobsTree()
{
// root
// |__b1
// |__b2
// |__d1
// | |__b1
// | |__b2
// |__d2
// | |__b3
// | |__b4
// | |__d3
// | | |__b5
// | | |__b6
// |__d4
// | |__d5
// | | |__b7
var container = _blobClient.GetContainerReference("container");
container.CreateIfNotExists();
var root = container.GetDirectoryReference("root");
ICloudBlob b1 = root.GetBlockBlobReference("b1");
await BlobUtils.CreateEmptyBlob(b1);
ICloudBlob b2 = root.GetBlockBlobReference("b2");
await BlobUtils.CreateEmptyBlob(b2);
var d1 = root.GetDirectoryReference("d1");
ICloudBlob d1b1 = d1.GetBlockBlobReference("b1");
ICloudBlob d1b2 = d1.GetBlockBlobReference("b2");
await BlobUtils.CreateEmptyBlob(d1b1);
await BlobUtils.CreateEmptyBlob(d1b2);
var d2 = root.GetDirectoryReference("d2");
ICloudBlob d2b3 = d2.GetBlockBlobReference("b3");
ICloudBlob d2b4 = d2.GetBlockBlobReference("b4");
await BlobUtils.CreateEmptyBlob(d2b3);
await BlobUtils.CreateEmptyBlob(d2b4);
var d2d3 = d2.GetDirectoryReference("d3");
ICloudBlob d2d3b5 = d2d3.GetBlockBlobReference("b5");
ICloudBlob d2d3b6 = d2d3.GetBlockBlobReference("b6");
await BlobUtils.CreateEmptyBlob(d2d3b5);
await BlobUtils.CreateEmptyBlob(d2d3b6);
await BlobUtils.CreateEmptyBlob(
root.GetDirectoryReference("d4").GetDirectoryReference("d5").GetBlockBlobReference("b7"));
return(root);
}
private async Task <CloudBlockBlob> CreateEmptyBlob(string blobName)
{
const string containerName = "container";
CloudBlobContainer container = _blobClient.GetContainerReference(containerName);
container.CreateIfNotExists();
CloudBlockBlob blob = container.GetBlockBlobReference(blobName);
await BlobUtils.CreateEmptyBlob(blob);
return(blob);
}
private async Task TestThatLockFailsIfBlobLeaseCantBeAcquired(IBlobLease blobLeaseStub)
{
var leaseFactoryMock = new StubIBlobLeaseFactory
{
CreateLease_ICloudBlob = blob => blobLeaseStub
};
var testBlob = _container.GetBlockBlobReference("testBlob");
await BlobUtils.CreateEmptyBlob(testBlob);
UpdateBlob updateBlob = new UpdateBlob(testBlob, leaseFactoryMock);
Assert.False(await updateBlob.TryLock());
}
public async Task TestNameOfBlobInDirectory()
{
string blobName = "blob";
CloudBlobContainer container = _blobClient.GetContainerReference("container");
container.CreateIfNotExists();
CloudBlobDirectory directory = container.GetDirectoryReference("directory");
CloudBlockBlob blob = directory.GetBlockBlobReference(blobName);
await BlobUtils.CreateEmptyBlob(blob);
AzureBlob azureBlob = new AzureBlob(blob);
Assert.AreEqual(blobName, azureBlob.Name);
}
public async Task TestDownloadBlobsFromBlobDirectory()
{
CloudBlobContainer container = _blobClient.GetContainerReference("container");
container.CreateIfNotExists();
CloudBlobDirectory root = container.GetDirectoryReference("root");
ICloudBlob b1 = root.GetBlockBlobReference("b1");
await BlobUtils.CreateEmptyBlob(b1);
ICloudBlob b2 = root.GetBlockBlobReference("b2");
await BlobUtils.CreateEmptyBlob(b2);
CloudBlobDirectory d1 = root.GetDirectoryReference("d1");
ICloudBlob d1b1 = d1.GetBlockBlobReference("b1");
ICloudBlob d1b2 = d1.GetBlockBlobReference("b2");
await BlobUtils.CreateEmptyBlob(d1b1);
await BlobUtils.CreateEmptyBlob(d1b2);
CloudBlobDirectory d2 = root.GetDirectoryReference("d2");
ICloudBlob d2b3 = d2.GetBlockBlobReference("b3");
ICloudBlob d2b4 = d2.GetBlockBlobReference("b4");
await BlobUtils.CreateEmptyBlob(d2b3);
await BlobUtils.CreateEmptyBlob(d2b4);
CloudBlobDirectory d2d3 = d2.GetDirectoryReference("d3");
ICloudBlob d2d3b5 = d2d3.GetBlockBlobReference("b5");
ICloudBlob d2d3b6 = d2d3.GetBlockBlobReference("b6");
await BlobUtils.CreateEmptyBlob(d2d3b5);
await BlobUtils.CreateEmptyBlob(d2d3b6);
await BlobUtils.CreateEmptyBlob(
root.GetDirectoryReference("d4").GetDirectoryReference("d5").GetBlockBlobReference("b7"));
// The hierarchy in the blob storage is as follows:
//
// root
// |__b1
// |__b2
// |__d1
// | |__b1
// | |__b2
// |__d2
// | |__b3
// | |__b4
// | |__d3
// | | |__b5
// | | |__b6
// |__d4
// | |__d5
// | | |__b7
string tempPath = Path.Combine(Path.GetTempPath(), "TestDownloadBlobsFromBlobDirectory");
await BlobUtils.DownloadBlobDirectory(root, tempPath);
ISet <string> relativePathSet = new HashSet <string>();
foreach (string path in Directory.GetFiles(tempPath, "*.*", SearchOption.AllDirectories))
{
string hash = path.Remove(0, tempPath.Length);
relativePathSet.Add(hash);
}
Assert.AreEqual(9, relativePathSet.Count);
Assert.IsTrue(relativePathSet.Contains("\\b1"));
Assert.IsTrue(relativePathSet.Contains("\\b2"));
Assert.IsTrue(relativePathSet.Contains("\\d1\\b1"));
Assert.IsTrue(relativePathSet.Contains("\\d1\\b2"));
Assert.IsTrue(relativePathSet.Contains("\\d2\\b3"));
Assert.IsTrue(relativePathSet.Contains("\\d2\\b4"));
Assert.IsTrue(relativePathSet.Contains("\\d2\\d3\\b5"));
Assert.IsTrue(relativePathSet.Contains("\\d2\\d3\\b6"));
Assert.IsTrue(relativePathSet.Contains("\\d4\\d5\\b7"));
}
private Task CreateEmptyBlob(ICloudBlob blob)
{
return(BlobUtils.CreateEmptyBlob(blob));
}
private async Task CreateEmptyBlob(ICloudBlob blob)
{
await BlobUtils.CreateEmptyBlob(blob);
}