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[net-next,4/7] selftests: nl_netdev: add a trivial Netlink netdev test

Message ID 20240402010520.1209517-5-kuba@kernel.org (mailing list archive)
State New
Headers show
Series selftests: net: groundwork for YNL-based tests | expand

Commit Message

Jakub Kicinski April 2, 2024, 1:05 a.m. UTC
Add a trivial test using YNL.

  $ ./tools/testing/selftests/net/nl_netdev.py
  KTAP version 1
  1..2
  ok 1 nl_netdev.empty_check
  ok 2 nl_netdev.lo_check

Instantiate the family once, it takes longer than the test itself.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
CC: shuah@kernel.org
CC: linux-kselftest@vger.kernel.org
---
 tools/testing/selftests/net/Makefile     |  1 +
 tools/testing/selftests/net/nl_netdev.py | 24 ++++++++++++++++++++++++
 2 files changed, 25 insertions(+)
 create mode 100755 tools/testing/selftests/net/nl_netdev.py

Comments

David Wei April 3, 2024, 12:15 a.m. UTC | #1
On 2024-04-01 18:05, Jakub Kicinski wrote:
> Add a trivial test using YNL.
> 
>   $ ./tools/testing/selftests/net/nl_netdev.py
>   KTAP version 1
>   1..2
>   ok 1 nl_netdev.empty_check
>   ok 2 nl_netdev.lo_check
> 
> Instantiate the family once, it takes longer than the test itself.
> 
> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
> ---
> CC: shuah@kernel.org
> CC: linux-kselftest@vger.kernel.org
> ---
>  tools/testing/selftests/net/Makefile     |  1 +
>  tools/testing/selftests/net/nl_netdev.py | 24 ++++++++++++++++++++++++
>  2 files changed, 25 insertions(+)
>  create mode 100755 tools/testing/selftests/net/nl_netdev.py
> 
> diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
> index cb418a2346bc..5e34c93aa51b 100644
> --- a/tools/testing/selftests/net/Makefile
> +++ b/tools/testing/selftests/net/Makefile
> @@ -34,6 +34,7 @@ TEST_PROGS += gre_gso.sh
>  TEST_PROGS += cmsg_so_mark.sh
>  TEST_PROGS += cmsg_time.sh cmsg_ipv6.sh
>  TEST_PROGS += netns-name.sh
> +TEST_PROGS += nl_netdev.py
>  TEST_PROGS += srv6_end_dt46_l3vpn_test.sh
>  TEST_PROGS += srv6_end_dt4_l3vpn_test.sh
>  TEST_PROGS += srv6_end_dt6_l3vpn_test.sh
> diff --git a/tools/testing/selftests/net/nl_netdev.py b/tools/testing/selftests/net/nl_netdev.py
> new file mode 100755
> index 000000000000..40a59857f984
> --- /dev/null
> +++ b/tools/testing/selftests/net/nl_netdev.py
> @@ -0,0 +1,24 @@
> +#!/usr/bin/env python3
> +# SPDX-License-Identifier: GPL-2.0
> +
> +from lib.py import ksft_run, ksft_pr, ksft_eq, ksft_ge, NetdevFamily
> +
> +
> +nf = NetdevFamily()
> +
> +
> +def empty_check() -> None:
> +    global nf

I know you're rolling your own instead of using unittest or pytest. How
about adding a Test class of some sort and make each test case a method?
Then you wouldn't need to do this for each test case.

Also it would allow you to share some base functionality across
different test suites.

> +    devs = nf.dev_get({}, dump=True)
> +    ksft_ge(len(devs), 1)
> +
> +
> +def lo_check() -> None:
> +    global nf
> +    lo_info = nf.dev_get({"ifindex": 1})
> +    ksft_eq(len(lo_info['xdp-features']), 0)
> +    ksft_eq(len(lo_info['xdp-rx-metadata-features']), 0)
> +
> +
> +if __name__ == "__main__":
> +    ksft_run([empty_check, lo_check])
diff mbox series

Patch

diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index cb418a2346bc..5e34c93aa51b 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -34,6 +34,7 @@  TEST_PROGS += gre_gso.sh
 TEST_PROGS += cmsg_so_mark.sh
 TEST_PROGS += cmsg_time.sh cmsg_ipv6.sh
 TEST_PROGS += netns-name.sh
+TEST_PROGS += nl_netdev.py
 TEST_PROGS += srv6_end_dt46_l3vpn_test.sh
 TEST_PROGS += srv6_end_dt4_l3vpn_test.sh
 TEST_PROGS += srv6_end_dt6_l3vpn_test.sh
diff --git a/tools/testing/selftests/net/nl_netdev.py b/tools/testing/selftests/net/nl_netdev.py
new file mode 100755
index 000000000000..40a59857f984
--- /dev/null
+++ b/tools/testing/selftests/net/nl_netdev.py
@@ -0,0 +1,24 @@ 
+#!/usr/bin/env python3
+# SPDX-License-Identifier: GPL-2.0
+
+from lib.py import ksft_run, ksft_pr, ksft_eq, ksft_ge, NetdevFamily
+
+
+nf = NetdevFamily()
+
+
+def empty_check() -> None:
+    global nf
+    devs = nf.dev_get({}, dump=True)
+    ksft_ge(len(devs), 1)
+
+
+def lo_check() -> None:
+    global nf
+    lo_info = nf.dev_get({"ifindex": 1})
+    ksft_eq(len(lo_info['xdp-features']), 0)
+    ksft_eq(len(lo_info['xdp-rx-metadata-features']), 0)
+
+
+if __name__ == "__main__":
+    ksft_run([empty_check, lo_check])