[PATCH v2 2/3] dts: add jump and priority tests to flow suite

[Patrick Robb]

On Wed, May 21, 2025 at 3:26 PM Dean Marx <dmarx at iol.unh.edu> wrote:

> Add jump action verification method and test case to Flow API test suite,
> as well as a case for validating flows with different priority levels.
>
> Signed-off-by: Dean Marx <dmarx at iol.unh.edu>
> ---
>  dts/tests/TestSuite_flow.py | 187 +++++++++++++++++++++++++++++++-----
>  1 file changed, 165 insertions(+), 22 deletions(-)
>
> diff --git a/dts/tests/TestSuite_flow.py b/dts/tests/TestSuite_flow.py
> index 15566205c9..06bd3bedc5 100644
> --- a/dts/tests/TestSuite_flow.py
> +++ b/dts/tests/TestSuite_flow.py
> @@ -29,7 +29,7 @@
>  class TestFlow(TestSuite):
>      """RTE Flow test suite.
>
>
> +
> +    @func_test
> +    def test_jump_action(self) -> None:
> +        """Validate flow rules with different group levels and jump
> actions.
> +
> +        Steps:
> +            Create a list of packets to test, with a corresponding flow
> list.
> +            Launch testpmd with the necessary configuration.
> +            Create each flow rule in testpmd.
> +            Send each packet in the list, check Rx queue ID.
> +
> +        Verify:
> +            Check that each packet is received on the appropriate Rx
> queue.
> +        """
> +        packet_list = [Ether() / IP(), Ether() / IP() / TCP(), Ether() /
> IP() / UDP()]
> +        flow_list = [
> +            FlowRule(direction="ingress", group_id=0, pattern=["eth"],
> actions=["jump group 1"]),
> +            FlowRule(direction="ingress", group_id=0, pattern=["ipv4"],
> actions=["jump group 2"]),
> +            FlowRule(
> +                direction="ingress", group_id=0, pattern=["eth / ipv4"],
> actions=["queue index 1"]
> +            ),
> +            FlowRule(
> +                direction="ingress",
> +                group_id=0,
> +                pattern=["eth / ipv4 / tcp"],
> +                actions=["queue index 2"],
> +            ),
> +            FlowRule(
> +                direction="ingress",
> +                group_id=0,
> +                pattern=["eth / ipv4 / udp"],
> +                actions=["queue index 3"],
> +            ),
> +        ]
> +        expected_queue_list = [1, 2, 3]
> +        with TestPmdShell(rx_queues=4, tx_queues=4) as testpmd:
> +            self.send_packet_and_verify_jump(
> +                packets=packet_list,
> +                flow_rules=flow_list,
> +                test_queues=expected_queue_list,
> +                testpmd=testpmd,
> +            )
>

It looks like the 2nd and 3rd flow rule need to be added to group_id 1 and
2 respectively, instead of 0 and 0, in order for the jumps to groups 1 and
2 to have the desired effect you are validating on.


> +
> +    @func_test
> +    def test_priority_attribute(self) -> None:
> +        """Validate flow rules with queue actions and ethernet patterns.
> +
> +        Steps:
> +            Create a list of packets to test, with a corresponding flow
> list.
> +            Launch testpmd.
> +            Create first flow rule in flow list.
> +            Send first packet in packet list, capture verbose output.
> +            Delete flow rule, repeat for all flows/packets.
> +
> +        Verify:
> +            Check that each packet is received on the appropriate queue.
> +        """
> +        test_packet = Ether() / IP() / Raw()
> +        flow_list = [
> +            FlowRule(
> +                direction="ingress",
> +                priority_level=3,
> +                pattern=["eth / ipv4"],
> +                actions=["queue index 1"],
> +            ),
> +            FlowRule(
> +                direction="ingress",
> +                priority_level=2,
> +                pattern=["eth / ipv4"],
> +                actions=["queue index 2"],
> +            ),
> +            FlowRule(
> +                direction="ingress",
> +                priority_level=1,
> +                pattern=["eth / ipv4"],
> +                actions=["queue index 3"],
> +            ),
> +        ]
> +        expected_queue_list = [1, 2, 3]
> +        with TestPmdShell(rx_queues=4, tx_queues=4) as testpmd:
> +            testpmd.set_verbose(level=1)
> +            for flow, expected_queue in zip(flow_list,
> expected_queue_list):
> +                testpmd.flow_create(flow_rule=flow, port_id=0)
> +                testpmd.start()
> +                self.send_packet_and_capture(test_packet)
> +                verbose_output =
> testpmd.extract_verbose_output(testpmd.stop())
> +                received = False
> +                for testpmd_packet in verbose_output:
> +                    if testpmd_packet.queue_id == expected_queue:
> +                        received = True
> +                self.verify(received, f"Packet was not received on queue
> {expected_queue}")
> --
> 2.49.0
>


Reviewed-by: Patrick Robb <probb at iol.unh.edu>
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