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|
#!/bin/sh
test_description='commit graph'
. ./test-lib.sh
test_expect_success 'setup full repo' '
mkdir full &&
cd "$TRASH_DIRECTORY/full" &&
git init &&
objdir=".git/objects"
'
test_expect_success 'write graph with no packs' '
cd "$TRASH_DIRECTORY/full" &&
git commit-graph write --object-dir . &&
test_path_is_file info/commit-graph
'
test_expect_success 'create commits and repack' '
cd "$TRASH_DIRECTORY/full" &&
for i in $(test_seq 3)
do
test_commit $i &&
git branch commits/$i
done &&
git repack
'
graph_read_expect() {
OPTIONAL=""
NUM_CHUNKS=3
if test ! -z $2
then
OPTIONAL=" $2"
NUM_CHUNKS=$((3 + $(echo "$2" | wc -w)))
fi
cat >expect <<- EOF
header: 43475048 1 1 $NUM_CHUNKS 0
num_commits: $1
chunks: oid_fanout oid_lookup commit_metadata$OPTIONAL
EOF
git commit-graph read >output &&
test_cmp expect output
}
test_expect_success 'write graph' '
cd "$TRASH_DIRECTORY/full" &&
graph1=$(git commit-graph write) &&
test_path_is_file $objdir/info/commit-graph &&
graph_read_expect "3"
'
test_expect_success 'Add more commits' '
cd "$TRASH_DIRECTORY/full" &&
git reset --hard commits/1 &&
for i in $(test_seq 4 5)
do
test_commit $i &&
git branch commits/$i
done &&
git reset --hard commits/2 &&
for i in $(test_seq 6 7)
do
test_commit $i &&
git branch commits/$i
done &&
git reset --hard commits/2 &&
git merge commits/4 &&
git branch merge/1 &&
git reset --hard commits/4 &&
git merge commits/6 &&
git branch merge/2 &&
git reset --hard commits/3 &&
git merge commits/5 commits/7 &&
git branch merge/3 &&
git repack
'
# Current graph structure:
#
# __M3___
# / | \
# 3 M1 5 M2 7
# |/ \|/ \|
# 2 4 6
# |___/____/
# 1
test_expect_success 'write graph with merges' '
cd "$TRASH_DIRECTORY/full" &&
git commit-graph write &&
test_path_is_file $objdir/info/commit-graph &&
graph_read_expect "10" "large_edges"
'
test_expect_success 'Add one more commit' '
cd "$TRASH_DIRECTORY/full" &&
test_commit 8 &&
git branch commits/8 &&
ls $objdir/pack | grep idx >existing-idx &&
git repack &&
ls $objdir/pack| grep idx | grep -v --file=existing-idx >new-idx
'
# Current graph structure:
#
# 8
# |
# __M3___
# / | \
# 3 M1 5 M2 7
# |/ \|/ \|
# 2 4 6
# |___/____/
# 1
test_expect_success 'write graph with new commit' '
cd "$TRASH_DIRECTORY/full" &&
git commit-graph write &&
test_path_is_file $objdir/info/commit-graph &&
graph_read_expect "11" "large_edges"
'
test_expect_success 'write graph with nothing new' '
cd "$TRASH_DIRECTORY/full" &&
git commit-graph write &&
test_path_is_file $objdir/info/commit-graph &&
graph_read_expect "11" "large_edges"
'
test_expect_success 'setup bare repo' '
cd "$TRASH_DIRECTORY" &&
git clone --bare --no-local full bare &&
cd bare &&
baredir="./objects"
'
test_expect_success 'write graph in bare repo' '
cd "$TRASH_DIRECTORY/bare" &&
git commit-graph write &&
test_path_is_file $baredir/info/commit-graph &&
graph_read_expect "11" "large_edges"
'
test_done
|
