From patchwork Wed Jun 2 21:00:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sunil Pandey X-Patchwork-Id: 1486883 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=sourceware.org (client-ip=2620:52:3:1:0:246e:9693:128c; helo=sourceware.org; envelope-from=libc-alpha-bounces+incoming=patchwork.ozlabs.org@sourceware.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=sourceware.org header.i=@sourceware.org header.a=rsa-sha256 header.s=default header.b=g568R6Bb; dkim-atps=neutral Received: from sourceware.org (server2.sourceware.org [IPv6:2620:52:3:1:0:246e:9693:128c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4FwLyy0W3dz9sVb for ; Thu, 3 Jun 2021 07:00:42 +1000 (AEST) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 92A56388CC10 for ; Wed, 2 Jun 2021 21:00:39 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 92A56388CC10 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1622667639; bh=4rL+CN9huHMFOjNu6e6/54YIJXf2qX3vyT1/uXBHm60=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=g568R6Bb8+cbxEyWulZ1aGpBG0wz3nrv0PjV8L+r8XhEukvKHh9ufbtlIbK7bMOmz JI69DTFKUW3kuKRlXx1FmewL5aT/Fv8afDu3NY2ZT86xA9VekaFpmfY5N4wOBf6LpP PCdt/k1TKoSEcAUplJe3OK1pYTa8bShEPGKKRXrY= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by sourceware.org (Postfix) with ESMTPS id 2698D3854812 for ; Wed, 2 Jun 2021 21:00:25 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 2698D3854812 IronPort-SDR: YCgT1/O44kcysqH/kWtt96RfMqursWK4tObKdr7eVPGocvpL5mUlqaJ5gyPJ1yHnxkm1YOOd63 a20ZSHFHu2sQ== X-IronPort-AV: E=McAfee;i="6200,9189,10003"; a="183576017" X-IronPort-AV: E=Sophos;i="5.83,242,1616482800"; d="scan'208";a="183576017" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jun 2021 14:00:22 -0700 IronPort-SDR: 03spLDXwfi8E2r2bUahsM/JSO+DpzMhVzG5+hfdC9dA76taAUn7WIpc5+rcuVEd2Njxz2X1C8Q U816eZOFQl2Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,242,1616482800"; d="scan'208";a="633382730" Received: from scymds02.sc.intel.com ([10.82.73.244]) by fmsmga006.fm.intel.com with ESMTP; 02 Jun 2021 14:00:22 -0700 Received: from gskx-1.sc.intel.com (gskx-1.sc.intel.com [172.25.149.211]) by scymds02.sc.intel.com with ESMTP id 152L0MxT020770; Wed, 2 Jun 2021 14:00:22 -0700 To: libc-alpha@sourceware.org Subject: [PATCH v2] Improve test coverage of strnlen function Date: Wed, 2 Jun 2021 14:00:22 -0700 Message-Id: <20210602210022.1091086-1-skpgkp2@gmail.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-Spam-Status: No, score=-5.7 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, FORGED_GMAIL_RCVD, FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM, GIT_PATCH_0, HK_RANDOM_ENVFROM, HK_RANDOM_FROM, KAM_DMARC_NONE, KAM_DMARC_STATUS, NML_ADSP_CUSTOM_MED, SPF_HELO_PASS, SPF_SOFTFAIL, SPOOFED_FREEMAIL, SPOOF_GMAIL_MID, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Sunil K Pandey via Libc-alpha From: Sunil Pandey Reply-To: Sunil K Pandey Errors-To: libc-alpha-bounces+incoming=patchwork.ozlabs.org@sourceware.org Sender: "Libc-alpha" This patch covers the following condition: Strings start with different alignments and end with length less than or equal to 512 byte. --- string/test-strnlen.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/string/test-strnlen.c b/string/test-strnlen.c index d70faa26ab..fc2519614f 100644 --- a/string/test-strnlen.c +++ b/string/test-strnlen.c @@ -271,6 +271,15 @@ test_main (void) do_test (1, 1 << i, 5000, BIG_CHAR); } + size_t pagesize = getpagesize () / sizeof (CHAR); + + for (i = 0; i <= 127; i++) + for (size_t length = i; length <= 512; length++) + { + do_test (i, length, 512, BIG_CHAR); + do_test (pagesize - i, length, 512, BIG_CHAR); + } + do_random_tests (); do_page_tests (); do_page_2_tests ();