From patchwork Wed Mar 18 01:01:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jakub Kicinski X-Patchwork-Id: 11444349 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D35FD1392 for ; Wed, 18 Mar 2020 01:02:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B367520767 for ; Wed, 18 Mar 2020 01:02:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584493374; bh=bjiUoRTSUmH/jxo33MwdGbJLSbtImgImlJ6ARVJq1+o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=EUpjUQJgFbcs7uBoNw8cNpOSzYNTRtwkVlJtcqJEEujNqlAZWzz2nTDCoX9WDikTi aOGJjTopLfXh11Vz5ciLsJyuZGRgwNyeNHXTG302drFTHgtsSwWJ63xm27rh4nGNAc ena7+zA51erjuxgF3DhU7wPN6hyKeg3X3RHXbeTY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727304AbgCRBCt (ORCPT ); Tue, 17 Mar 2020 21:02:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:39280 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727210AbgCRBCb (ORCPT ); Tue, 17 Mar 2020 21:02:31 -0400 Received: from kicinski-fedora-PC1C0HJN.thefacebook.com (unknown [163.114.132.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E36852075E; Wed, 18 Mar 2020 01:02:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584493350; bh=bjiUoRTSUmH/jxo33MwdGbJLSbtImgImlJ6ARVJq1+o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jRWb79wMyf9PVHHt/j37aPe/6M3LZBUQ6gpWKva9WVbObkzkVrlD7kiTP8MDD4VGH +I6ZjB4HkAheVL4zu8uxr4g3+jTOWMIYNaSfa3k2457mK4EjwD690tdd0EcOfVjfF3 UXVlrL+hiQQ5l/qBC4AkV2Vhs1nWso/er3nxoAk4= From: Jakub Kicinski To: keescook@chromium.org, shuah@kernel.org Cc: netdev@vger.kernel.org, luto@amacapital.net, wad@chromium.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@fb.com, Tim.Bird@sony.com, Jakub Kicinski Subject: [PATCH v5 2/5] kselftest: create fixture objects Date: Tue, 17 Mar 2020 18:01:50 -0700 Message-Id: <20200318010153.40797-3-kuba@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200318010153.40797-1-kuba@kernel.org> References: <20200318010153.40797-1-kuba@kernel.org> MIME-Version: 1.0 Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Grouping tests by fixture will allow us to parametrize test runs. Create full objects for fixtures. Add a "global" fixture for tests without a fixture. Signed-off-by: Jakub Kicinski Acked-by: Kees Cook --- v5: - pass fixture as argument to __run_test() right away, previously this change was made in the next patch. --- tools/testing/selftests/kselftest_harness.h | 51 +++++++++++++++------ 1 file changed, 38 insertions(+), 13 deletions(-) diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h index aaf58fffc8f7..2dc9b7a63467 100644 --- a/tools/testing/selftests/kselftest_harness.h +++ b/tools/testing/selftests/kselftest_harness.h @@ -169,8 +169,10 @@ #define __TEST_IMPL(test_name, _signal) \ static void test_name(struct __test_metadata *_metadata); \ static struct __test_metadata _##test_name##_object = \ - { .name = "global." #test_name, \ - .fn = &test_name, .termsig = _signal, \ + { .name = #test_name, \ + .fn = &test_name, \ + .fixture = &_fixture_global, \ + .termsig = _signal, \ .timeout = TEST_TIMEOUT_DEFAULT, }; \ static void __attribute__((constructor)) _register_##test_name(void) \ { \ @@ -212,10 +214,12 @@ * populated and cleaned up using FIXTURE_SETUP() and FIXTURE_TEARDOWN(). */ #define FIXTURE(fixture_name) \ + static struct __fixture_metadata _##fixture_name##_fixture_object = \ + { .name = #fixture_name, }; \ static void __attribute__((constructor)) \ _register_##fixture_name##_data(void) \ { \ - __fixture_count++; \ + __register_fixture(&_##fixture_name##_fixture_object); \ } \ FIXTURE_DATA(fixture_name) @@ -309,8 +313,9 @@ } \ static struct __test_metadata \ _##fixture_name##_##test_name##_object = { \ - .name = #fixture_name "." #test_name, \ + .name = #test_name, \ .fn = &wrapper_##fixture_name##_##test_name, \ + .fixture = &_##fixture_name##_fixture_object, \ .termsig = signal, \ .timeout = tmout, \ }; \ @@ -654,10 +659,33 @@ } \ } +/* Contains all the information about a fixture. */ +struct __fixture_metadata { + const char *name; + struct __fixture_metadata *prev, *next; +} _fixture_global __attribute__((unused)) = { + .name = "global", + .prev = &_fixture_global, +}; + +static struct __fixture_metadata *__fixture_list = &_fixture_global; +static unsigned int __fixture_count; +static int __constructor_order; + +#define _CONSTRUCTOR_ORDER_FORWARD 1 +#define _CONSTRUCTOR_ORDER_BACKWARD -1 + +static inline void __register_fixture(struct __fixture_metadata *f) +{ + __fixture_count++; + __LIST_APPEND(__fixture_list, f); +} + /* Contains all the information for test execution and status checking. */ struct __test_metadata { const char *name; void (*fn)(struct __test_metadata *); + struct __fixture_metadata *fixture; int termsig; int passed; int trigger; /* extra handler after the evaluation */ @@ -670,11 +698,6 @@ struct __test_metadata { /* Storage for the (global) tests to be run. */ static struct __test_metadata *__test_list; static unsigned int __test_count; -static unsigned int __fixture_count; -static int __constructor_order; - -#define _CONSTRUCTOR_ORDER_FORWARD 1 -#define _CONSTRUCTOR_ORDER_BACKWARD -1 /* * Since constructors are called in reverse order, reverse the test @@ -701,14 +724,15 @@ static inline int __bail(int for_realz, bool no_print, __u8 step) return 0; } -void __run_test(struct __test_metadata *t) +void __run_test(struct __fixture_metadata *f, + struct __test_metadata *t) { pid_t child_pid; int status; t->passed = 1; t->trigger = 0; - printf("[ RUN ] %s\n", t->name); + printf("[ RUN ] %s.%s\n", f->name, t->name); alarm(t->timeout); child_pid = fork(); if (child_pid < 0) { @@ -757,7 +781,8 @@ void __run_test(struct __test_metadata *t) status); } } - printf("[ %4s ] %s\n", (t->passed ? "OK" : "FAIL"), t->name); + printf("[ %4s ] %s.%s\n", (t->passed ? "OK" : "FAIL"), + f->name, t->name); alarm(0); } @@ -774,7 +799,7 @@ static int test_harness_run(int __attribute__((unused)) argc, __test_count, __fixture_count + 1); for (t = __test_list; t; t = t->next) { count++; - __run_test(t); + __run_test(t->fixture, t); if (t->passed) pass_count++; else