public async Task CloudBlobDirectoryGetParentAsync()
{
foreach (String delimiter in Delimiters)
{
CloudBlobClient client = GenerateCloudBlobClient();
client.DefaultDelimiter = delimiter;
string name = GetRandomContainerName();
CloudBlobContainer container = client.GetContainerReference(name);
try
{
await container.CreateAsync();
CloudPageBlob blob = container.GetPageBlobReference("Dir1" + delimiter + "Blob1");
await blob.CreateAsync(0);
Assert.IsTrue(await blob.ExistsAsync());
Assert.AreEqual("Dir1" + delimiter + "Blob1", blob.Name);
// get the blob's parent
CloudBlobDirectory parent = blob.Parent;
Assert.AreEqual(parent.Prefix, "Dir1" + delimiter);
// get container as parent
CloudBlobDirectory root = parent.Parent;
Assert.AreEqual(root.Prefix, "");
// make sure the parent of the container dir is null
CloudBlobDirectory empty = root.Parent;
Assert.IsNull(empty);
// from container, get directory reference to container
root = container.GetDirectoryReference("");
Assert.AreEqual("", root.Prefix);
Assert.AreEqual(container.Uri.AbsoluteUri, root.Uri.AbsoluteUri);
BlobResultSegment segment = await root.ListBlobsSegmentedAsync(null);
List <IListBlobItem> list = new List <IListBlobItem>();
list.AddRange(segment.Results);
while (segment.ContinuationToken != null)
{
segment = await container.ListBlobsSegmentedAsync(segment.ContinuationToken);
list.AddRange(segment.Results);
}
Assert.AreEqual(1, list.Count);
// make sure the parent of the container dir is null
empty = root.Parent;
Assert.IsNull(empty);
await blob.DeleteIfExistsAsync();
}
finally
{
container.DeleteIfExistsAsync().Wait();
}
}
}
