From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-3.4 required=3.0 tests=AWL,BAYES_00, DKIM_ADSP_CUSTOM_MED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI shortcircuit=no autolearn=ham autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id 7D2A31F404 for ; Thu, 19 Apr 2018 18:01:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753481AbeDSSBF (ORCPT ); Thu, 19 Apr 2018 14:01:05 -0400 Received: from mx0a-00153501.pphosted.com ([67.231.148.48]:41676 "EHLO mx0a-00153501.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751194AbeDSR6f (ORCPT ); Thu, 19 Apr 2018 13:58:35 -0400 Received: from pps.filterd (m0131697.ppops.net [127.0.0.1]) by mx0a-00153501.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w3JHnEVS028661; Thu, 19 Apr 2018 10:58:28 -0700 Authentication-Results: palantir.com; spf=softfail smtp.mailfrom=newren@gmail.com Received: from smtp-transport.yojoe.local (mxw3.palantir.com [66.70.54.23] (may be forged)) by mx0a-00153501.pphosted.com with ESMTP id 2hdryeas72-1; Thu, 19 Apr 2018 10:58:28 -0700 Received: from mxw1.palantir.com (smtp.yojoe.local [172.19.0.45]) by smtp-transport.yojoe.local (Postfix) with ESMTP id 5721222175AD; Thu, 19 Apr 2018 10:58:28 -0700 (PDT) Received: from newren2-linux.yojoe.local (newren2-linux.pa.palantir.tech [10.100.71.66]) by smtp.yojoe.local (Postfix) with ESMTP id 4E28D2CDE6F; Thu, 19 Apr 2018 10:58:28 -0700 (PDT) From: Elijah Newren To: git@vger.kernel.org Cc: sbeller@google.com, gitster@pobox.com, torvalds@linux-foundation.org, Elijah Newren Subject: [PATCH v10 02/36] directory rename detection: directory splitting testcases Date: Thu, 19 Apr 2018 10:57:49 -0700 Message-Id: <20180419175823.7946-3-newren@gmail.com> X-Mailer: git-send-email 2.17.0.290.ge988e9ce2a In-Reply-To: <20180419175823.7946-1-newren@gmail.com> References: <20180419175823.7946-1-newren@gmail.com> X-Proofpoint-SPF-Result: softfail X-Proofpoint-SPF-Record: v=spf1 redirect=_spf.google.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-04-19_05:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=4 phishscore=0 bulkscore=0 spamscore=0 clxscore=1034 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1804190156 Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Reviewed-by: Stefan Beller Signed-off-by: Elijah Newren Signed-off-by: Junio C Hamano --- t/t6043-merge-rename-directories.sh | 143 ++++++++++++++++++++++++++++ 1 file changed, 143 insertions(+) diff --git a/t/t6043-merge-rename-directories.sh b/t/t6043-merge-rename-directories.sh index d045f0e31e..b22a9052b3 100755 --- a/t/t6043-merge-rename-directories.sh +++ b/t/t6043-merge-rename-directories.sh @@ -439,4 +439,147 @@ test_expect_failure '1f-check: Split a directory into two other directories' ' # in section 2, plus testcases 3a and 4a. ########################################################################### + +########################################################################### +# SECTION 2: Split into multiple directories, with equal number of paths +# +# Explore the splitting-a-directory rules a bit; what happens in the +# edge cases? +# +# Note that there is a closely related case of a directory not being +# split on either side of history, but being renamed differently on +# each side. See testcase 8e for that. +########################################################################### + +# Testcase 2a, Directory split into two on one side, with equal numbers of paths +# Commit O: z/{b,c} +# Commit A: y/b, w/c +# Commit B: z/{b,c,d} +# Expected: y/b, w/c, z/d, with warning about z/ -> (y/ vs. w/) conflict +test_expect_success '2a-setup: Directory split into two on one side, with equal numbers of paths' ' + test_create_repo 2a && + ( + cd 2a && + + mkdir z && + echo b >z/b && + echo c >z/c && + git add z && + test_tick && + git commit -m "O" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + mkdir y && + mkdir w && + git mv z/b y/ && + git mv z/c w/ && + test_tick && + git commit -m "A" && + + git checkout B && + echo d >z/d && + git add z/d && + test_tick && + git commit -m "B" + ) +' + +test_expect_failure '2a-check: Directory split into two on one side, with equal numbers of paths' ' + ( + cd 2a && + + git checkout A^0 && + + test_must_fail git merge -s recursive B^0 >out && + test_i18ngrep "CONFLICT.*directory rename split" out && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 0 out && + git ls-files -o >out && + test_line_count = 1 out && + + git rev-parse >actual \ + :0:y/b :0:w/c :0:z/d && + git rev-parse >expect \ + O:z/b O:z/c B:z/d && + test_cmp expect actual + ) +' + +# Testcase 2b, Directory split into two on one side, with equal numbers of paths +# Commit O: z/{b,c} +# Commit A: y/b, w/c +# Commit B: z/{b,c}, x/d +# Expected: y/b, w/c, x/d; No warning about z/ -> (y/ vs. w/) conflict +test_expect_success '2b-setup: Directory split into two on one side, with equal numbers of paths' ' + test_create_repo 2b && + ( + cd 2b && + + mkdir z && + echo b >z/b && + echo c >z/c && + git add z && + test_tick && + git commit -m "O" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + mkdir y && + mkdir w && + git mv z/b y/ && + git mv z/c w/ && + test_tick && + git commit -m "A" && + + git checkout B && + mkdir x && + echo d >x/d && + git add x/d && + test_tick && + git commit -m "B" + ) +' + +test_expect_success '2b-check: Directory split into two on one side, with equal numbers of paths' ' + ( + cd 2b && + + git checkout A^0 && + + git merge -s recursive B^0 >out && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 0 out && + git ls-files -o >out && + test_line_count = 1 out && + + git rev-parse >actual \ + :0:y/b :0:w/c :0:x/d && + git rev-parse >expect \ + O:z/b O:z/c B:x/d && + test_cmp expect actual && + test_i18ngrep ! "CONFLICT.*directory rename split" out + ) +' + +########################################################################### +# Rules suggested by section 2: +# +# None; the rule was already covered in section 1. These testcases are +# here just to make sure the conflict resolution and necessary warning +# messages are handled correctly. +########################################################################### + test_done -- 2.17.0.290.ge988e9ce2a