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Message-Id: <20230919135404.1778595-5-pctammela@mojatatu.com>
Date: Tue, 19 Sep 2023 10:54:04 -0300
From: Pedro Tammela <pctammela@...atatu.com>
To: netdev@...r.kernel.org
Cc: jhs@...atatu.com,
xiyou.wangcong@...il.com,
jiri@...nulli.us,
davem@...emloft.net,
edumazet@...gle.com,
kuba@...nel.org,
pabeni@...hat.com,
shuah@...nel.org,
victor@...atatu.com,
Pedro Tammela <pctammela@...atatu.com>,
Davide Caratti <dcaratti@...hat.com>
Subject: [PATCH net-next 4/4] selftests/tc-testing: update tdc documentation
Update the documentation to reflect the changes made to tdc with regards
to minimal requirements and test definitions expectations.
Tested-by: Davide Caratti <dcaratti@...hat.com>
Signed-off-by: Pedro Tammela <pctammela@...atatu.com>
---
tools/testing/selftests/tc-testing/README | 65 ++++-------------------
1 file changed, 10 insertions(+), 55 deletions(-)
diff --git a/tools/testing/selftests/tc-testing/README b/tools/testing/selftests/tc-testing/README
index b0954c873e2f..be7b00799b3e 100644
--- a/tools/testing/selftests/tc-testing/README
+++ b/tools/testing/selftests/tc-testing/README
@@ -9,8 +9,7 @@ execute them inside a network namespace dedicated to the task.
REQUIREMENTS
------------
-* Minimum Python version of 3.4. Earlier 3.X versions may work but are not
- guaranteed.
+* Minimum Python version of 3.8.
* The kernel must have network namespace support if using nsPlugin
@@ -96,6 +95,15 @@ the stdout with a regular expression.
Each of the commands in any stage will run in a shell instance.
+Each test is an atomic unit. A test that for whatever reason spans multiple test
+definitions is a bug.
+
+A test that runs inside a namespace (requires "nsPlugin") will run in parallel
+with other tests.
+
+Tests that use netdevsim or don't run inside a namespace run serially with regards
+to each other.
+
USER-DEFINED CONSTANTS
----------------------
@@ -116,59 +124,6 @@ COMMAND LINE ARGUMENTS
Run tdc.py -h to see the full list of available arguments.
-usage: tdc.py [-h] [-p PATH] [-D DIR [DIR ...]] [-f FILE [FILE ...]]
- [-c [CATG [CATG ...]]] [-e ID [ID ...]] [-l] [-s] [-i] [-v] [-N]
- [-d DEVICE] [-P] [-n] [-V]
-
-Linux TC unit tests
-
-optional arguments:
- -h, --help show this help message and exit
- -p PATH, --path PATH The full path to the tc executable to use
- -v, --verbose Show the commands that are being run
- -N, --notap Suppress tap results for command under test
- -d DEVICE, --device DEVICE
- Execute test cases that use a physical device, where
- DEVICE is its name. (If not defined, tests that require
- a physical device will be skipped)
- -P, --pause Pause execution just before post-suite stage
-
-selection:
- select which test cases: files plus directories; filtered by categories
- plus testids
-
- -D DIR [DIR ...], --directory DIR [DIR ...]
- Collect tests from the specified directory(ies)
- (default [tc-tests])
- -f FILE [FILE ...], --file FILE [FILE ...]
- Run tests from the specified file(s)
- -c [CATG [CATG ...]], --category [CATG [CATG ...]]
- Run tests only from the specified category/ies, or if
- no category/ies is/are specified, list known
- categories.
- -e ID [ID ...], --execute ID [ID ...]
- Execute the specified test cases with specified IDs
-
-action:
- select action to perform on selected test cases
-
- -l, --list List all test cases, or those only within the
- specified category
- -s, --show Display the selected test cases
- -i, --id Generate ID numbers for new test cases
-
-netns:
- options for nsPlugin (run commands in net namespace)
-
- -N, --no-namespace
- Do not run commands in a network namespace.
-
-valgrind:
- options for valgrindPlugin (run command under test under Valgrind)
-
- -V, --valgrind Run commands under valgrind
-
-
PLUGIN ARCHITECTURE
-------------------
--
2.39.2
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