/**
* Create a blob and try to download a range of its contents
*
* @throws StorageException
* @throws URISyntaxException
* @throws IOException
* @throws InterruptedException
*/
@Test
public void testPageBlobDownloadRangeValidationTest()
throws StorageException, URISyntaxException, IOException {
final int length = 5 * 1024 * 1024;
final String blockBlobName = BlobTestHelper.generateRandomBlobNameWithPrefix("testBlockBlob");
final CloudPageBlob pageBlobRef = this.container.getPageBlobReference(blockBlobName);
pageBlobRef.upload(BlobTestHelper.getRandomDataStream(length), length);
// Download full blob
pageBlobRef.download(new ByteArrayOutputStream());
assertEquals(length, pageBlobRef.getProperties().getLength());
// Download blob range.
byte[] downloadBuffer = new byte[100];
int downloadLength = pageBlobRef.downloadRangeToByteArray(0, (long) 100, downloadBuffer, 0);
assertEquals(length, pageBlobRef.getProperties().getLength());
assertEquals(100, downloadLength);
}
