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Merge branch 'mh/fast-import-notes-fix-new'

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"git fast-import" sometimes mishandled while rebalancing notes
tree, which has been fixed.

* mh/fast-import-notes-fix-new:
  fast-import: properly fanout notes when tree is imported
This commit is contained in:
Junio C Hamano 2017-01-10 15:24:26 -08:00
commit 87359ffcc8
2 changed files with 47 additions and 3 deletions
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8
fast-import.c
View File

@ -2218,13 +2218,17 @@ static uintmax_t do_change_note_fanout(
char *fullpath, unsigned int fullpath_len,
unsigned char fanout)
{
struct tree_content *t = root->tree;
struct tree_content *t;
struct tree_entry *e, leaf;
unsigned int i, tmp_hex_sha1_len, tmp_fullpath_len;
uintmax_t num_notes = 0;
unsigned char sha1[20];
char realpath[60];
if (!root->tree)
load_tree(root);
t = root->tree;
for (i = 0; t && i < t->entry_count; i++) {
e = t->entries[i];
tmp_hex_sha1_len = hex_sha1_len + e->name->str_len;
@ -2276,8 +2280,6 @@ static uintmax_t do_change_note_fanout(
leaf.tree);
} else if (S_ISDIR(e->versions[1].mode)) {
/* This is a subdir that may contain note entries */
if (!e->tree)
load_tree(e);
num_notes += do_change_note_fanout(orig_root, e,
hex_sha1, tmp_hex_sha1_len,
fullpath, tmp_fullpath_len, fanout);

42
t/t9301-fast-import-notes.sh
View File

@ -483,6 +483,48 @@ test_expect_success 'verify that lots of notes trigger a fanout scheme' '
'
# Create another notes tree from the one above
SP=" "
cat >>input <<INPUT_END
commit refs/heads/other_commits
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
commit #$(($num_commit + 1))
COMMIT
from refs/heads/many_commits
M 644 inline file
data <<EOF
file contents in commit #$(($num_commit + 1))
EOF
commit refs/notes/other_notes
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
committing one more note on a tree imported from a previous notes tree
COMMIT
M 040000 $(git log --no-walk --format=%T refs/notes/many_notes)$SP
N inline :$(($num_commit + 1))
data <<EOF
note for commit #$(($num_commit + 1))
EOF
INPUT_END
test_expect_success 'verify that importing a notes tree respects the fanout scheme' '
git fast-import <input &&
# None of the entries in the top-level notes tree should be a full SHA1
git ls-tree --name-only refs/notes/other_notes |
while read path
do
if test $(expr length "$path") -ge 40
then
return 1
fi
done
'
cat >>expect_non-note1 << EOF
This is not a note, but rather a regular file residing in a notes tree
EOF