view tests/test-convert-git @ 5810:124577de40a7

context: preserve changeset in filectx if we have one

If we know original changeset we are working with - try hard to
preserve it. Fallback to filelog.linkrev() only if we have no way
to get original changeset, since linkrev() may point to other
changeset.

#!/bin/sh

"$TESTDIR/hghave" git || exit 80

echo "[extensions]" >> $HGRCPATH
echo "convert=" >> $HGRCPATH
echo 'hgext.graphlog =' >> $HGRCPATH

GIT_AUTHOR_NAME='test'; export GIT_AUTHOR_NAME
GIT_AUTHOR_EMAIL='[e-mail]'; 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
commit()
{
    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`
}

mkdir git-repo
cd git-repo
git init-db >/dev/null 2>/dev/null
echo a > a
mkdir d
echo b > d/b
git add a d
commit -a -m t1

# Remove the directory, then try to replace it with a file
# (issue 754)
git rm -f d/b
commit -m t2
echo d > d
git add d
commit -m t3

echo b >> a
commit -a -m t4.1

git checkout -b other HEAD^ >/dev/null 2>/dev/null
echo c > a
echo a >> a
commit -a -m t4.2

git checkout master >/dev/null 2>/dev/null
git pull --no-commit . other > /dev/null 2>/dev/null
commit -m 'Merge branch other'
cd ..

hg convert --datesort git-repo

hg -R git-repo-hg tip -v

count=10
mkdir git-repo2
cd git-repo2
git init-db >/dev/null 2>/dev/null

echo foo > foo
git add foo
commit -a -m 'add foo'

echo >> foo
commit -a -m 'change foo'

git checkout -b Bar HEAD^ >/dev/null 2>/dev/null
echo quux >> quux
git add quux
commit -a -m 'add quux'

echo bar > bar
git add bar
commit -a -m 'add bar'

git checkout -b Baz HEAD^ >/dev/null 2>/dev/null
echo baz > baz
git add baz
commit -a -m 'add baz'

git checkout master >/dev/null 2>/dev/null
git pull --no-commit . Bar Baz > /dev/null 2>/dev/null
commit -m 'Octopus merge'

echo bar >> bar
commit -a -m 'change bar'

git checkout -b Foo HEAD^ >/dev/null 2>/dev/null
echo >> foo
commit -a -m 'change foo'

git checkout master >/dev/null 2>/dev/null
git pull --no-commit -s ours . Foo > /dev/null 2>/dev/null
commit -m 'Discard change to foo'

cd ..

glog()
{
    hg glog --template '#rev# "#desc|firstline#" files: #files#\n' "$@"
}

splitrepo()
{
    msg="$1"
    files="$2"
    opts=$3
    echo "% $files: $msg"
    prefix=`echo "$files" | sed -e 's/ /-/g'`
    fmap="$prefix.fmap"
    repo="$prefix.repo"
    for i in $files; do
	echo "include $i" >> "$fmap"
    done
    hg -q convert $opts --filemap "$fmap" --datesort git-repo2 "$repo"
    glog -R "$repo"
    hg -R "$repo" manifest --debug
}

echo '% full conversion'
hg -q convert --datesort git-repo2 fullrepo
glog -R fullrepo
hg -R fullrepo manifest --debug

splitrepo 'octopus merge' 'foo bar baz'

splitrepo 'only some parents of an octopus merge; "discard" a head' 'foo baz quux'