From patchwork Sat Oct 10 14:55:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arpitha Raghunandan <98.arpi@gmail.com> X-Patchwork-Id: 269661 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C3A32C43457 for ; Sat, 10 Oct 2020 22:56:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 83C6520795 for ; Sat, 10 Oct 2020 22:56:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="S0bHV9R8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390282AbgJJW4w (ORCPT ); Sat, 10 Oct 2020 18:56:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36956 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731400AbgJJTT1 (ORCPT ); Sat, 10 Oct 2020 15:19:27 -0400 Received: from mail-pg1-x541.google.com (mail-pg1-x541.google.com [IPv6:2607:f8b0:4864:20::541]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8B21AC05BD25; Sat, 10 Oct 2020 07:56:08 -0700 (PDT) Received: by mail-pg1-x541.google.com with SMTP id l18so726678pgg.0; Sat, 10 Oct 2020 07:56:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=sGNQhmhArB3UYXjNX9OpITFlGmNkphwKVloKhJ0FzDk=; b=S0bHV9R8IhVO9EMs0iK7yrbR9/nG29nDS7qurazS5LxD8zbNK3TonOw+ODuwYkr0Xz iAz6LIcuk3FOv+wYDLTUYGdlgftQHT6fH4JA+X76wXWQzQNbuIfCB4pkkDfB11e/EXcS caPiNhdvF920dM+R+qVUOmbfG6kDe12QiytZyXlMmgMLBEnI62woruxD1K0mC+UiTHd0 gN+Jq8PKyKrY2n6lL494N13JOjevEzTZbFGelaqVhCsw8NVJhTUkHotnbUGCG58qaWs9 XaHEViNfP3r83XE3caXzP/F+2iRylYzLc4FhHD1DUBMleXO9DDAZAcvT6fDYhVHJQUGb lx/g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=sGNQhmhArB3UYXjNX9OpITFlGmNkphwKVloKhJ0FzDk=; b=Cn8UeYjPCMTxCh5fDnjKFPbOzIpAyK966BViEDTCYxek01hulEN+DaHOXZ+X2Js+3l +nOF8QLtzkGi+NqbuuWVATL9TjRhPmv9+fFX2/PUDB4cMQ7qUKdp6X19sFxv2iKiBKKc KihSmOa3VbLJzjo03PUxKUtPRYAaET+zlGBxkAaIZiy5EyRC+bbNiDMCuWKKASUZLBBp M5IPFFTwMon1myn54jO6ssS/TakIDv8YJStLpW031aB8vJlK1DBmqKUGZ8w16q4kX+Ll XcCz8eilqCyJdShdeaqTh79Ev2rlG6OyI+yVGzblgPSy/Qm1MKysmPAi+ESGbyxEl1I7 jmCQ== X-Gm-Message-State: AOAM532lf2SfHE/vpGSskgZDbDgGl3T2oUgPGXbfOjtbXuqduyW91OoO 7xsXaTMHyATb3RLIM+23JxI= X-Google-Smtp-Source: ABdhPJwCEv+ay9FATziABv5KBkBcSRyRNFrawVj/C+EPxIiukIjt9wNklPDflMWdoEMYv4NU11s6cg== X-Received: by 2002:a17:90a:b902:: with SMTP id p2mr10309905pjr.15.1602341768089; Sat, 10 Oct 2020 07:56:08 -0700 (PDT) Received: from arpitha-Inspiron-7570.lan ([106.51.240.187]) by smtp.gmail.com with ESMTPSA id j19sm14304252pfi.51.2020.10.10.07.56.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 10 Oct 2020 07:56:07 -0700 (PDT) From: Arpitha Raghunandan <98.arpi@gmail.com> To: brendanhiggins@google.com, skhan@linuxfoundation.org, yzaikin@google.com, elver@google.com, tytso@mit.edu, adilger.kernel@dilger.ca Cc: Arpitha Raghunandan <98.arpi@gmail.com>, linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com, linux-kernel-mentees@lists.linuxfoundation.org, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] fs: ext4: Modify inode-test.c to use KUnit parameterized testing feature Date: Sat, 10 Oct 2020 20:25:44 +0530 Message-Id: <20201010145544.61034-1-98.arpi@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201010145357.60886-1-98.arpi@gmail.com> References: <20201010145357.60886-1-98.arpi@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Modifies fs/ext4/inode-test.c to use the parameterized testing feature of KUnit. Signed-off-by: Arpitha Raghunandan <98.arpi@gmail.com> Reported-by: kernel test robot --- fs/ext4/inode-test.c | 64 +++++++++++++++++++++++++------------------- 1 file changed, 36 insertions(+), 28 deletions(-) diff --git a/fs/ext4/inode-test.c b/fs/ext4/inode-test.c index d62d802c9c12..691ef0a4ffe1 100644 --- a/fs/ext4/inode-test.c +++ b/fs/ext4/inode-test.c @@ -72,6 +72,8 @@ #define UPPER_BOUND_NONNEG_EXTRA_BITS_1_CASE\ "2446-05-10 Upper bound of 32bit >=0 timestamp. All extra sec bits on" +#define NUMBER_OF_TESTCASES 16 + struct timestamp_expectation { const char *test_case_name; struct timespec64 expected; @@ -101,7 +103,36 @@ static time64_t get_32bit_time(const struct timestamp_expectation * const test) */ static void inode_test_xtimestamp_decoding(struct kunit *test) { - const struct timestamp_expectation test_data[] = { + struct timespec64 timestamp; + + struct timestamp_expectation *test_data = + (struct timestamp_expectation *)get_test_case_parameters(test); + + timestamp.tv_sec = get_32bit_time(test_data); + ext4_decode_extra_time(×tamp, + cpu_to_le32(test_data->extra_bits)); + + KUNIT_EXPECT_EQ_MSG(test, + test_data->expected.tv_sec, + timestamp.tv_sec, + CASE_NAME_FORMAT, + test_data->test_case_name, + test_data->msb_set, + test_data->lower_bound, + test_data->extra_bits); + KUNIT_EXPECT_EQ_MSG(test, + test_data->expected.tv_nsec, + timestamp.tv_nsec, + CASE_NAME_FORMAT, + test_data->test_case_name, + test_data->msb_set, + test_data->lower_bound, + test_data->extra_bits); +} + +struct timestamp_expectation *get_test_parameters(void) +{ + static struct timestamp_expectation test_data[] = { { .test_case_name = LOWER_BOUND_NEG_NO_EXTRA_BITS_CASE, .msb_set = true, @@ -231,36 +262,13 @@ static void inode_test_xtimestamp_decoding(struct kunit *test) .expected = {.tv_sec = 0x37fffffffLL, .tv_nsec = 0L}, } }; - - struct timespec64 timestamp; - int i; - - for (i = 0; i < ARRAY_SIZE(test_data); ++i) { - timestamp.tv_sec = get_32bit_time(&test_data[i]); - ext4_decode_extra_time(×tamp, - cpu_to_le32(test_data[i].extra_bits)); - - KUNIT_EXPECT_EQ_MSG(test, - test_data[i].expected.tv_sec, - timestamp.tv_sec, - CASE_NAME_FORMAT, - test_data[i].test_case_name, - test_data[i].msb_set, - test_data[i].lower_bound, - test_data[i].extra_bits); - KUNIT_EXPECT_EQ_MSG(test, - test_data[i].expected.tv_nsec, - timestamp.tv_nsec, - CASE_NAME_FORMAT, - test_data[i].test_case_name, - test_data[i].msb_set, - test_data[i].lower_bound, - test_data[i].extra_bits); - } + return test_data; } static struct kunit_case ext4_inode_test_cases[] = { - KUNIT_CASE(inode_test_xtimestamp_decoding), + KUNIT_CASE_PARAM(inode_test_xtimestamp_decoding, + get_test_parameters, NUMBER_OF_TESTCASES, + sizeof(struct timestamp_expectation)), {} };