From owner-svn-src-head@freebsd.org Thu Sep 5 15:35:58 2019 Return-Path: Delivered-To: svn-src-head@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 775CDEAC21; Thu, 5 Sep 2019 15:35:58 +0000 (UTC) (envelope-from kevans@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 46PPsp2C7cz3QQF; Thu, 5 Sep 2019 15:35:58 +0000 (UTC) (envelope-from kevans@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 2EC7965B5; Thu, 5 Sep 2019 15:35:58 +0000 (UTC) (envelope-from kevans@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x85FZwvh045509; Thu, 5 Sep 2019 15:35:58 GMT (envelope-from kevans@FreeBSD.org) Received: (from kevans@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x85FZwHq045508; Thu, 5 Sep 2019 15:35:58 GMT (envelope-from kevans@FreeBSD.org) Message-Id: <201909051535.x85FZwHq045508@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kevans set sender to kevans@FreeBSD.org using -f From: Kyle Evans Date: Thu, 5 Sep 2019 15:35:58 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r351866 - head/usr.bin/patch/tests X-SVN-Group: head X-SVN-Commit-Author: kevans X-SVN-Commit-Paths: head/usr.bin/patch/tests X-SVN-Commit-Revision: 351866 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Sep 2019 15:35:58 -0000 Author: kevans Date: Thu Sep 5 15:35:57 2019 New Revision: 351866 URL: https://svnweb.freebsd.org/changeset/base/351866 Log: patch(1): fix the file removal test, strengthen it a bit To remain compatible with GNU patch, we should ensure that once we're removing empty files after a reversed /dev/null patch we don't remove files that have been modified. GNU patch leaves these intact and just reverses the hunk that created the file, effectively implying --remove-empty-files for reversed /dev/null patches. Modified: head/usr.bin/patch/tests/unified_patch_test.sh Modified: head/usr.bin/patch/tests/unified_patch_test.sh ============================================================================== --- head/usr.bin/patch/tests/unified_patch_test.sh Thu Sep 5 15:06:30 2019 (r351865) +++ head/usr.bin/patch/tests/unified_patch_test.sh Thu Sep 5 15:35:57 2019 (r351866) @@ -102,7 +102,8 @@ file_creation_body() # commits. If a file is created by a diff, patch(1) will happily duplicate the # contents as many times as you apply the diff. It should instead detect that # a source of /dev/null creates the file, so it shouldn't exist. Furthermore, -# the reverse of creation is deletion -- hence the next test. +# the reverse of creation is deletion -- hence the next test, which ensures that +# the file is removed if it's empty once the patch is reversed. atf_test_case file_nodupe file_nodupe_body() { @@ -126,8 +127,18 @@ file_removal_body() echo "x" > foo diff -u /dev/null foo > foo.diff + # Check that the file is removed completely if it was sourced from + # /dev/null atf_check -x "patch -Rs < foo.diff" - atf_check -s not-exit:0 -o ignore stat foo + atf_check -s not-exit:0 -e ignore stat foo + + # But if it had been modified, we'll only remove the portion that the + # patch would have created. This makes us compatible with GNU patch's + # behavior, at least. Whether that is the sane action or not is a + # question for further study, and then this comment may be removed. + printf "x\ny\n" > foo + atf_check -x "patch -Rs < foo.diff" + atf_check -o inline:"y\n" cat foo } atf_init_test_cases()