def test_creat_lrgblob_frm_stream_w_progress_chnkd_upload(self, storage_account_name, storage_account_key):
        # parallel tests introduce random order of requests, can only run live

        self._setup(storage_account_name, storage_account_key)
        blob_name = self._get_blob_reference()
        blob = self.bsc.get_blob_client(self.container_name, blob_name)
        data = bytearray(urandom(LARGE_BLOB_SIZE))
        FILE_PATH = 'stream_w_progress_chnkd_upload.temp.{}.dat'.format(str(uuid.uuid4()))
        with open(FILE_PATH, 'wb') as stream:
            stream.write(data)

        # Act
        progress = []
        def callback(response):
            current = response.context['upload_stream_current']
            total = response.context['data_stream_total']
            if current is not None:
                progress.append((current, total))

        with open(FILE_PATH, 'rb') as stream:
            blob.upload_blob(stream, max_concurrency=2, raw_response_hook=callback)

        # Assert
        self.assertBlobEqual(self.container_name, blob_name, data)
        self.assert_upload_progress(len(data), self.config.max_block_size, progress)
        self._teardown(FILE_PATH)