public async void LeaseBlobBreakAsync_LeasedBlobWithLongBreakPeriod_SetLeaseToBreaking()
        {
            IBlobServiceClient client = new BlobServiceClient(AccountSettings);
            var containerName = _util.GenerateSampleContainerName(_runId);
            var blobName = _util.GenerateSampleBlobName(_runId);
            _util.CreateContainer(containerName);
            _util.CreateBlockBlob(containerName, blobName);
            var leaseId = _util.LeaseBlob(containerName, blobName);

            await client.LeaseBlobBreakAsync(containerName, blobName, leaseId, 60);

            var leaseState = _util.GetBlobLeaseState(containerName, blobName);
            Assert.AreEqual(Microsoft.WindowsAzure.Storage.Blob.LeaseState.Breaking, leaseState);
        }
        public async void LeaseBlobBreakAsync_NonLeasedBlob_ThrowsLeaseNotPresentException()
        {
            IBlobServiceClient client = new BlobServiceClient(AccountSettings);
            var containerName = _util.GenerateSampleContainerName(_runId);
            var blobName = _util.GenerateSampleBlobName(_runId);
            _util.CreateContainer(containerName);
            _util.CreateBlockBlob(containerName, blobName);

            await client.LeaseBlobBreakAsync(containerName, blobName, FakeLeaseId, 0);

            // expects exception
        }
        public async void LeaseBlobBreakAsync_LeasedBlob_BreaksLease()
        {
            IBlobServiceClient client = new BlobServiceClient(AccountSettings);
            var containerName = GenerateSampleContainerName();
            var blobName = GenerateSampleBlobName();
            CreateContainer(containerName);
            CreateBlockBlob(containerName, blobName);
            var leaseId = LeaseBlob(containerName, blobName);

            await client.LeaseBlobBreakAsync(containerName, blobName, leaseId, 0);

            var leaseState = GetBlobLeaseState(containerName, blobName);
            Assert.AreEqual(Microsoft.WindowsAzure.Storage.Blob.LeaseState.Broken, leaseState);
        }