public async void GetDeviceGroupDataSources()
        {
            var deviceGroup = await PortalClient.GetDeviceGroupByFullPathAsync(DeviceGroupFullPath).ConfigureAwait(false);

            Assert.NotNull(deviceGroup);

            var deviceGroupDataSources = await PortalClient.GetAllDeviceGroupDataSourcesAsync(deviceGroup.Id).ConfigureAwait(false);

            Assert.NotEmpty(deviceGroupDataSources);
        }