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26 Aug 2024 15:20:31 -0700 From: Michal Wajdeczko To: linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com Cc: Michal Wajdeczko , Rae Moar , David Gow , Lucas De Marchi Subject: [PATCH v2 0/6] kunit: Add macros to help write more complex tests Date: Tue, 27 Aug 2024 00:20:09 +0200 Message-Id: <20240826222015.1484-1-michal.wajdeczko@intel.com> X-Mailer: git-send-email 2.21.0 Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 v1: https://groups.google.com/g/kunit-dev/c/f4LIMLyofj8 v2: make it more complex and attempt to be thread safe s/FIXED_STUB/GLOBAL_STUB (David, Lucas) make it little more thread safe (Rae, David) wait until stub call finishes before test end (David) wait until stub call finishes before changing stub (David) allow stub deactivation (Rae) prefer kunit log (David) add simple selftest (Michal) also introduce ONLY_IF_KUNIT macro (Michal) Sample output from the tests: $ tools/testing/kunit/kunit.py run *example*.*global* \ --kunitconfig lib/kunit/.kunitconfig --raw_output KTAP version 1 1..1 # example: initializing suite KTAP version 1 # Subtest: example # module: kunit_example_test 1..1 # example_global_stub_test: initializing # example_global_stub_test: add_two: redirecting to subtract_one # example_global_stub_test: add_two: redirecting to subtract_one # example_global_stub_test: cleaning up ok 1 example_global_stub_test # example: exiting suite ok 1 example $ tools/testing/kunit/kunit.py run *global*.*global* \ --kunitconfig lib/kunit/.kunitconfig --raw_output KTAP version 1 1..1 KTAP version 1 # Subtest: kunit_global_stub # module: kunit_test 1..4 # kunit_global_stub_test_activate: real_void_func: redirecting to replacement_void_func # kunit_global_stub_test_activate: real_func: redirecting to replacement_func # kunit_global_stub_test_activate: real_func: redirecting to replacement_func # kunit_global_stub_test_activate: real_func: redirecting to other_replacement_func # kunit_global_stub_test_activate: real_func: redirecting to other_replacement_func # kunit_global_stub_test_activate: real_func: redirecting to super_replacement_func # kunit_global_stub_test_activate: real_func: redirecting to super_replacement_func ok 1 kunit_global_stub_test_activate ok 2 kunit_global_stub_test_deactivate # kunit_global_stub_test_slow_deactivate: real_func: redirecting to slow_replacement_func # kunit_global_stub_test_slow_deactivate: real_func: redirecting to slow_replacement_func # kunit_global_stub_test_slow_deactivate: waiting for slow_replacement_func # kunit_global_stub_test_slow_deactivate.speed: slow ok 3 kunit_global_stub_test_slow_deactivate # kunit_global_stub_test_slow_replace: real_func: redirecting to slow_replacement_func # kunit_global_stub_test_slow_replace: real_func: redirecting to slow_replacement_func # kunit_global_stub_test_slow_replace: waiting for slow_replacement_func # kunit_global_stub_test_slow_replace: real_func: redirecting to other_replacement_func # kunit_global_stub_test_slow_replace.speed: slow ok 4 kunit_global_stub_test_slow_replace # kunit_global_stub: pass:4 fail:0 skip:0 total:4 # Totals: pass:4 fail:0 skip:0 total:4 ok 1 kunit_global_stub Cc: Rae Moar Cc: David Gow Cc: Lucas De Marchi Michal Wajdeczko (6): kunit: Introduce kunit_is_running() kunit: Add macro to conditionally expose declarations to tests kunit: Add macro to conditionally expose expressions to tests kunit: Allow function redirection outside of the KUnit thread kunit: Add example with alternate function redirection method kunit: Add some selftests for global stub redirection macros include/kunit/static_stub.h | 158 ++++++++++++++++++++ include/kunit/test-bug.h | 12 +- include/kunit/visibility.h | 16 +++ lib/kunit/kunit-example-test.c | 67 +++++++++ lib/kunit/kunit-test.c | 254 ++++++++++++++++++++++++++++++++- lib/kunit/static_stub.c | 49 +++++++ 6 files changed, 553 insertions(+), 3 deletions(-)