Mercurial > hg
view tests/test-histedit-commute.t @ 17103:5146de7bce96
convert: keep branch switching merges with ancestors (issue3340)
When running convert with a filemap, merge parents which are ancestors
of other parents are ignored. This is hardly a problem when parents
belong to the same branch, but the result could be confusing when named
branches are involved. With:
-o-a1-a2-a3... <- A
\ \
b1-b2-b3...-m- <- B
If all b* revisions are discarded, it is useful to preserve 'm' even if
it is empty after filtering to record the branch switch.
This patch makes filemap preserve "ancestor parents" if there is no
"non-ancestor parent" on the same branch than the merge revision.
Remarks:
- I am not completely convinced by the reasons given above and those
detailed by Matt in this thread:
http://selenic.com/pipermail/mercurial-devel/2012-May/040627.html
The properties we try to preserve are not clearly defined. That said,
I know this patch already helped someone on IRC and the tests output
look reasonable.
- This is a new version of the original "convert: filemap must preserve
fast-forward merges" patch. It has exactly the same output for 2
parents merges, the additional complexity is here to handle more than
two parents.
author | Patrick Mezard <patrick@mezard.eu> |
---|---|
date | Mon, 18 Jun 2012 18:19:28 +0200 |
parents | a79776f427b4 |
children | 358c23e8f1c6 |
line wrap: on
line source
$ . "$TESTDIR/histedit-helpers.sh" $ cat >> $HGRCPATH <<EOF > [extensions] > graphlog= > histedit= > EOF $ EDITED="$TESTTMP/editedhistory" $ cat > $EDITED <<EOF > pick 177f92b77385 c > pick e860deea161a e > pick 652413bf663e f > pick 055a42cdd887 d > EOF $ initrepo () > { > hg init r > cd r > for x in a b c d e f ; do > echo $x > $x > hg add $x > hg ci -m $x > done > } $ initrepo log before edit $ hg log --graph @ changeset: 5:652413bf663e | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: f | o changeset: 4:e860deea161a | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: e | o changeset: 3:055a42cdd887 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: d | o changeset: 2:177f92b77385 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: c | o changeset: 1:d2ae7f538514 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a show the edit commands offered $ HGEDITOR=cat hg histedit 177f92b77385 pick 177f92b77385 2 c pick 055a42cdd887 3 d pick e860deea161a 4 e pick 652413bf663e 5 f # Edit history between 177f92b77385 and 652413bf663e # # Commands: # p, pick = use commit # e, edit = use commit, but stop for amending # f, fold = use commit, but fold into previous commit (combines N and N-1) # d, drop = remove commit from history # m, mess = edit message without changing commit content # 0 files updated, 0 files merged, 0 files removed, 0 files unresolved edit the history $ HGEDITOR="cat \"$EDITED\" > " hg histedit 177f92b77385 2>&1 | fixbundle 0 files updated, 0 files merged, 3 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved rules should end up in .hg/histedit-last-edit.txt: $ cat .hg/histedit-last-edit.txt pick 177f92b77385 c pick e860deea161a e pick 652413bf663e f pick 055a42cdd887 d log after edit $ hg log --graph @ changeset: 5:853c68da763f | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: d | o changeset: 4:26f6a030ae82 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: f | o changeset: 3:b069cc29fb22 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: e | o changeset: 2:177f92b77385 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: c | o changeset: 1:d2ae7f538514 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a put things back $ cat > $EDITED <<EOF > pick 177f92b77385 c > pick 853c68da763f d > pick b069cc29fb22 e > pick 26f6a030ae82 f > EOF $ HGEDITOR="cat \"$EDITED\" > " hg histedit 177f92b77385 2>&1 | fixbundle 0 files updated, 0 files merged, 3 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg log --graph @ changeset: 5:652413bf663e | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: f | o changeset: 4:e860deea161a | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: e | o changeset: 3:055a42cdd887 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: d | o changeset: 2:177f92b77385 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: c | o changeset: 1:d2ae7f538514 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a slightly different this time $ cat > $EDITED <<EOF > pick 055a42cdd887 d > pick 652413bf663e f > pick e860deea161a e > pick 177f92b77385 c > EOF $ HGEDITOR="cat \"$EDITED\" > " hg histedit 177f92b77385 2>&1 | fixbundle 0 files updated, 0 files merged, 4 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg log --graph @ changeset: 5:99a62755c625 | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: c | o changeset: 4:7c6fdd608667 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: e | o changeset: 3:c4f52e213402 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: f | o changeset: 2:bfe4a5a76b37 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: d | o changeset: 1:d2ae7f538514 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a keep prevents stripping dead revs $ cat > $EDITED <<EOF > pick bfe4a5a76b37 d > pick c4f52e213402 f > pick 99a62755c625 c > pick 7c6fdd608667 e > EOF $ HGEDITOR="cat \"$EDITED\" > " hg histedit bfe4a5a76b37 --keep 2>&1 | fixbundle 0 files updated, 0 files merged, 2 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved 0 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg log --graph > cat > $EDITED <<EOF > pick 7c6fdd608667 e > pick 99a62755c625 c > EOF @ changeset: 7:99e266581538 | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: e | o changeset: 6:5ad36efb0653 | parent: 3:c4f52e213402 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: c | | o changeset: 5:99a62755c625 | | user: test | | date: Thu Jan 01 00:00:00 1970 +0000 | | summary: c | | | o changeset: 4:7c6fdd608667 |/ user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: e | o changeset: 3:c4f52e213402 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: f | o changeset: 2:bfe4a5a76b37 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: d | o changeset: 1:d2ae7f538514 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a try with --rev $ hg histedit --commands "$EDITED" --rev -2 2>&1 | fixbundle abort: may not use changesets other than the ones listed $ hg log --graph @ changeset: 7:99e266581538 | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: e | o changeset: 6:5ad36efb0653 | parent: 3:c4f52e213402 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: c | | o changeset: 5:99a62755c625 | | user: test | | date: Thu Jan 01 00:00:00 1970 +0000 | | summary: c | | | o changeset: 4:7c6fdd608667 |/ user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: e | o changeset: 3:c4f52e213402 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: f | o changeset: 2:bfe4a5a76b37 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: d | o changeset: 1:d2ae7f538514 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a should also work if a commit message is missing $ BUNDLE="$TESTDIR/missing-comment.hg" $ hg init missing $ cd missing $ hg unbundle $BUNDLE adding changesets adding manifests adding file changes added 3 changesets with 3 changes to 1 files (run 'hg update' to get a working copy) $ hg co tip 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg log --graph @ changeset: 2:bd22688093b3 | tag: tip | user: Robert Altman <robert.altman@telventDTN.com> | date: Mon Nov 28 16:40:04 2011 +0000 | summary: Update file. | o changeset: 1:3b3e956f9171 | user: Robert Altman <robert.altman@telventDTN.com> | date: Mon Nov 28 16:37:57 2011 +0000 | o changeset: 0:141947992243 user: Robert Altman <robert.altman@telventDTN.com> date: Mon Nov 28 16:35:28 2011 +0000 summary: Checked in text file $ hg histedit 0 0 files updated, 0 files merged, 0 files removed, 0 files unresolved $ cd ..