Mercurial > hg
view tests/test-git-interop.t @ 44951:83e41b73d115
git: add debug logging when there's a mismatch in the cached heads list
The dag rebuild can be expensive, so let's try and avoid bugs where it
transparently rebuilds all the time for no reason. This would have
prevented the issue fixed in D8622.
Differential Revision: https://phab.mercurial-scm.org/D8625
author | Augie Fackler <augie@google.com> |
---|---|
date | Tue, 09 Jun 2020 17:13:26 -0400 |
parents | 03ba7de6a8b9 |
children | d4cf80341589 |
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#require pygit2 Setup: $ GIT_AUTHOR_NAME='test'; export GIT_AUTHOR_NAME > GIT_AUTHOR_EMAIL='test@example.org'; export GIT_AUTHOR_EMAIL > GIT_AUTHOR_DATE="2007-01-01 00:00:00 +0000"; export GIT_AUTHOR_DATE > GIT_COMMITTER_NAME="$GIT_AUTHOR_NAME"; export GIT_COMMITTER_NAME > GIT_COMMITTER_EMAIL="$GIT_AUTHOR_EMAIL"; export GIT_COMMITTER_EMAIL > GIT_COMMITTER_DATE="$GIT_AUTHOR_DATE"; export GIT_COMMITTER_DATE > count=10 > gitcommit() { > GIT_AUTHOR_DATE="2007-01-01 00:00:$count +0000"; > GIT_COMMITTER_DATE="$GIT_AUTHOR_DATE" > git commit "$@" >/dev/null 2>/dev/null || echo "git commit error" > count=`expr $count + 1` > } Test auto-loading extension works: $ mkdir nogit $ cd nogit $ mkdir .hg $ echo git >> .hg/requires $ hg status abort: repository specified git format in .hg/requires but has no .git directory [255] $ git init Initialized empty Git repository in $TESTTMP/nogit/.git/ This status invocation shows some hg gunk because we didn't use `hg init --git`, which fixes up .git/info/exclude for us. $ hg status ? .hg/cache/git-commits.sqlite ? .hg/cache/git-commits.sqlite-shm ? .hg/cache/git-commits.sqlite-wal ? .hg/requires $ cd .. Now globally enable extension for the rest of the test: $ cat <<EOF >> $HGRCPATH > [extensions] > git= > [git] > log-index-cache-miss = yes > EOF Make a new repo with git: $ mkdir foo $ cd foo $ git init Initialized empty Git repository in $TESTTMP/foo/.git/ Ignore the .hg directory within git: $ echo .hg >> .git/info/exclude $ echo alpha > alpha $ git add alpha $ gitcommit -am 'Add alpha' $ echo beta > beta $ git add beta $ gitcommit -am 'Add beta' $ echo gamma > gamma $ git status On branch master Untracked files: (use "git add <file>..." to include in what will be committed) gamma nothing added to commit but untracked files present (use "git add" to track) Without creating the .hg, hg status fails: $ hg status abort: no repository found in '$TESTTMP/foo' (.hg not found)! [255] But if you run hg init --git, it works: $ hg init --git $ hg id --traceback heads mismatch, rebuilding dagcache 3d9be8deba43 tip master $ hg status ? gamma Log works too: $ hg log changeset: 1:3d9be8deba43 bookmark: master tag: tip user: test <test@example.org> date: Mon Jan 01 00:00:11 2007 +0000 summary: Add beta changeset: 0:c5864c9d16fb user: test <test@example.org> date: Mon Jan 01 00:00:10 2007 +0000 summary: Add alpha and bookmarks: $ hg bookmarks * master 1:3d9be8deba43 diff even works transparently in both systems: $ echo blah >> alpha $ git diff diff --git a/alpha b/alpha index 4a58007..faed1b7 100644 --- a/alpha +++ b/alpha @@ -1* +1,2 @@ (glob) alpha +blah $ hg diff --git diff --git a/alpha b/alpha --- a/alpha +++ b/alpha @@ -1,1 +1,2 @@ alpha +blah Remove a file, it shows as such: $ rm alpha $ hg status ! alpha ? gamma Revert works: $ hg revert alpha --traceback $ hg status ? gamma $ git status On branch master Untracked files: (use "git add <file>..." to include in what will be committed) gamma nothing added to commit but untracked files present (use "git add" to track) Add shows sanely in both: $ hg add gamma $ hg status A gamma $ hg files alpha beta gamma $ git ls-files alpha beta gamma $ git status On branch master Changes to be committed: (use "git restore --staged <file>..." to unstage) new file: gamma forget does what it should as well: $ hg forget gamma $ hg status ? gamma $ git status On branch master Untracked files: (use "git add <file>..." to include in what will be committed) gamma nothing added to commit but untracked files present (use "git add" to track) clean up untracked file $ rm gamma hg log FILE $ echo a >> alpha $ hg ci -m 'more alpha' --traceback --date '1583522787 18000' $ echo b >> beta $ hg ci -m 'more beta' heads mismatch, rebuilding dagcache $ echo a >> alpha $ hg ci -m 'even more alpha' heads mismatch, rebuilding dagcache $ hg log -G alpha heads mismatch, rebuilding dagcache @ changeset: 4:6626247b7dc8 : bookmark: master : tag: tip : user: test <test> : date: Thu Jan 01 00:00:00 1970 +0000 : summary: even more alpha : o changeset: 2:a1983dd7fb19 : user: test <test> : date: Fri Mar 06 14:26:27 2020 -0500 : summary: more alpha : o changeset: 0:c5864c9d16fb user: test <test@example.org> date: Mon Jan 01 00:00:10 2007 +0000 summary: Add alpha $ hg log -G beta o changeset: 3:d8ee22687733 : user: test <test> : date: Thu Jan 01 00:00:00 1970 +0000 : summary: more beta : o changeset: 1:3d9be8deba43 | user: test <test@example.org> ~ date: Mon Jan 01 00:00:11 2007 +0000 summary: Add beta $ hg log -r "children(3d9be8deba43)" -T"{node|short} {children}\n" a1983dd7fb19 3:d8ee22687733 hg annotate $ hg annotate alpha 0: alpha 2: a 4: a $ hg annotate beta 1: beta 3: b Files in subdirectories. TODO: case-folding support, make this `A` instead of `a`. $ mkdir a $ echo "This is file mu." > a/mu $ hg ci -A -m 'Introduce file a/mu' adding a/mu Both hg and git agree a/mu is part of the repo $ git ls-files a/mu alpha beta $ hg files a/mu alpha beta hg and git status both clean $ git status On branch master nothing to commit, working tree clean $ hg status heads mismatch, rebuilding dagcache node|shortest works correctly $ hg log -T '{node}\n' | sort 3d9be8deba43482be2c81a4cb4be1f10d85fa8bc 6626247b7dc8f231b183b8a4761c89139baca2ad a1983dd7fb19cbd83ad5a1c2fc8bf3d775dea12f ae1ab744f95bfd5b07cf573baef98a778058537b c5864c9d16fb3431fe2c175ff84dc6accdbb2c18 d8ee22687733a1991813560b15128cd9734f4b48 $ hg log -r ae1ab744f95bfd5b07cf573baef98a778058537b --template "{shortest(node,1)}\n" ae This coveres changelog.findmissing() $ hg merge --preview 3d9be8deba43 This covers manifest.diff() $ hg diff -c 3d9be8deba43 diff -r c5864c9d16fb -r 3d9be8deba43 beta --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/beta Mon Jan 01 00:00:11 2007 +0000 @@ -0,0 +1,1 @@ +beta