def test_delete_cluster(self):
        channel = ChannelStub()
        client = bigtable_admin_v2.BigtableInstanceAdminClient(channel=channel)

        # Setup Request
        name = client.cluster_path('[PROJECT]', '[INSTANCE]', '[CLUSTER]')

        client.delete_cluster(name)

        assert len(channel.requests) == 1
        expected_request = bigtable_instance_admin_pb2.DeleteClusterRequest(
            name=name)
        actual_request = channel.requests[0][1]
        assert expected_request == actual_request
    def test_delete_cluster(self):
        channel = ChannelStub()
        patch = mock.patch("google.api_core.grpc_helpers.create_channel")
        with patch as create_channel:
            create_channel.return_value = channel
            client = bigtable_admin_v2.BigtableInstanceAdminClient()

        # Setup Request
        name = client.cluster_path("[PROJECT]", "[INSTANCE]", "[CLUSTER]")

        client.delete_cluster(name)

        assert len(channel.requests) == 1
        expected_request = bigtable_instance_admin_pb2.DeleteClusterRequest(name=name)
        actual_request = channel.requests[0][1]
        assert expected_request == actual_request