public void StreamWithOffsets()
{
int len = byte.MaxValue + 1;
var data = new byte[len];
for (int i = 0; i < data.Length; i++)
{
data[i] = (byte)i;
}
var dataStream = new MemoryStream(data);
var privateContainerName = "test-" + Guid.NewGuid().ToString("N");
string etag;
BlobStorage.PutBlobStream(privateContainerName, "testa", dataStream, true, out etag);
Assert.AreEqual(etag, BlobStorage.GetBlobEtag(privateContainerName, "testa"));
string etag1;
var res1 = BlobStorage.GetBlobStream(privateContainerName, "testa", out etag1);
Assert.IsTrue(res1.HasValue);
Assert.AreEqual(etag, etag1);
var res1a = ((MemoryStream)res1).ToArray();
Assert.AreEqual(data.Length, res1a.Length);
for (int i = 0; i < res1a.Length; i++)
{
Assert.AreEqual(data[i], res1a[i]);
}
string etag2;
var res2 = BlobStorage.GetBlobOffsetStream(privateContainerName, "testa", 0, len / 2, out etag2);
Assert.IsTrue(res2.HasValue);
Assert.AreEqual(etag, etag2);
var res2a = ((MemoryStream)res2).ToArray();
Assert.AreEqual(len / 2, res2a.Length);
for (int i = 0; i < res2a.Length; i++)
{
Assert.AreEqual(data[i], res2a[i]);
}
string etag3;
var res3 = BlobStorage.GetBlobOffsetStream(privateContainerName, "testa", len / 2, len - len / 2, out etag3);
Assert.IsTrue(res3.HasValue);
Assert.AreEqual(etag, etag3);
var res3a = ((MemoryStream)res3).ToArray();
Assert.AreEqual(len - len / 2, res3a.Length);
for (int i = 0; i < res3a.Length; i++)
{
Assert.AreEqual(data[i + len / 2], res3a[i]);
}
// Test too long length > actual blob length
string etag4;
var res4 = BlobStorage.GetBlobOffsetStream(privateContainerName, "testa", len / 2, 3 * len, out etag4);
Assert.IsTrue(res4.HasValue);
Assert.AreEqual(etag, etag4);
var res4a = ((MemoryStream)res4).ToArray();
Assert.AreEqual(len - len / 2, res4a.Length);
for (int i = 0; i < res4a.Length; i++)
{
Assert.AreEqual(data[i + len / 2], res4a[i]);
}
}
public static bool PutBlobStream(this IBlobStorageProvider provider, IBlobLocation location, Stream stream, bool overwrite)
{
return(provider.PutBlobStream(location.ContainerName, location.Path, stream, overwrite));
}
/// <summary>Push the blob only if etag is matching the etag of the blob in BlobStorage</summary>
public static bool PutBlobStream(this IBlobStorageProvider provider, IBlobLocationAndType <Stream> location, Stream stream, string etag)
{
return(provider.PutBlobStream(location.ContainerName, location.Path, stream, etag));
}
public static void PutBlobStream(this IBlobStorageProvider provider, IBlobLocation location, Stream stream)
{
provider.PutBlobStream(location.ContainerName, location.Path, stream);
}