diff options
| -rw-r--r-- | builtin/pack-objects.c | 31 | ||||
| -rwxr-xr-x | t/t5305-include-tag.sh | 94 |
2 files changed, 95 insertions, 30 deletions
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 4a63398960..0954375be9 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -2123,6 +2123,35 @@ static void ll_find_deltas(struct object_entry **list, unsigned list_size, #define ll_find_deltas(l, s, w, d, p) find_deltas(l, &s, w, d, p) #endif +static void add_tag_chain(const struct object_id *oid) +{ + struct tag *tag; + + /* + * We catch duplicates already in add_object_entry(), but we'd + * prefer to do this extra check to avoid having to parse the + * tag at all if we already know that it's being packed (e.g., if + * it was included via bitmaps, we would not have parsed it + * previously). + */ + if (packlist_find(&to_pack, oid->hash, NULL)) + return; + + tag = lookup_tag(oid->hash); + while (1) { + if (!tag || parse_tag(tag) || !tag->tagged) + die("unable to pack objects reachable from tag %s", + oid_to_hex(oid)); + + add_object_entry(tag->object.oid.hash, OBJ_TAG, NULL, 0); + + if (tag->tagged->type != OBJ_TAG) + return; + + tag = (struct tag *)tag->tagged; + } +} + static int add_ref_tag(const char *path, const struct object_id *oid, int flag, void *cb_data) { struct object_id peeled; @@ -2130,7 +2159,7 @@ static int add_ref_tag(const char *path, const struct object_id *oid, int flag, if (starts_with(path, "refs/tags/") && /* is a tag? */ !peel_ref(path, peeled.hash) && /* peelable? */ packlist_find(&to_pack, peeled.hash, NULL)) /* object packed? */ - add_object_entry(oid->hash, OBJ_TAG, NULL, 0); + add_tag_chain(oid); return 0; } diff --git a/t/t5305-include-tag.sh b/t/t5305-include-tag.sh index f314ad5079..a5eca210b8 100755 --- a/t/t5305-include-tag.sh +++ b/t/t5305-include-tag.sh @@ -25,58 +25,94 @@ test_expect_success setup ' } >obj-list ' -rm -rf clone.git test_expect_success 'pack without --include-tag' ' - packname_1=$(git pack-objects \ + packname=$(git pack-objects \ --window=0 \ - test-1 <obj-list) + test-no-include <obj-list) ' test_expect_success 'unpack objects' ' - ( - GIT_DIR=clone.git && - export GIT_DIR && - git init && - git unpack-objects -n <test-1-${packname_1}.pack && - git unpack-objects <test-1-${packname_1}.pack - ) + rm -rf clone.git && + git init clone.git && + git -C clone.git unpack-objects <test-no-include-${packname}.pack ' test_expect_success 'check unpacked result (have commit, no tag)' ' git rev-list --objects $commit >list.expect && - ( - test_must_fail env GIT_DIR=clone.git git cat-file -e $tag && - git rev-list --objects $commit - ) >list.actual && + test_must_fail git -C clone.git cat-file -e $tag && + git -C clone.git rev-list --objects $commit >list.actual && test_cmp list.expect list.actual ' -rm -rf clone.git test_expect_success 'pack with --include-tag' ' - packname_1=$(git pack-objects \ + packname=$(git pack-objects \ --window=0 \ --include-tag \ - test-2 <obj-list) + test-include <obj-list) ' test_expect_success 'unpack objects' ' - ( - GIT_DIR=clone.git && - export GIT_DIR && - git init && - git unpack-objects -n <test-2-${packname_1}.pack && - git unpack-objects <test-2-${packname_1}.pack - ) + rm -rf clone.git && + git init clone.git && + git -C clone.git unpack-objects <test-include-${packname}.pack ' test_expect_success 'check unpacked result (have commit, have tag)' ' git rev-list --objects mytag >list.expect && - ( - GIT_DIR=clone.git && - export GIT_DIR && - git rev-list --objects $tag - ) >list.actual && + git -C clone.git rev-list --objects $tag >list.actual && test_cmp list.expect list.actual ' +# A tag of a tag, where the "inner" tag is not otherwise +# reachable, and a full peel points to a commit reachable from HEAD. +test_expect_success 'create hidden inner tag' ' + test_commit commit && + git tag -m inner inner HEAD && + git tag -m outer outer inner && + git tag -d inner +' + +test_expect_success 'pack explicit outer tag' ' + packname=$( + { + echo HEAD && + echo outer + } | + git pack-objects --revs test-hidden-explicit + ) +' + +test_expect_success 'unpack objects' ' + rm -rf clone.git && + git init clone.git && + git -C clone.git unpack-objects <test-hidden-explicit-${packname}.pack +' + +test_expect_success 'check unpacked result (have all objects)' ' + git -C clone.git rev-list --objects $(git rev-parse outer HEAD) +' + +test_expect_success 'pack implied outer tag' ' + packname=$( + echo HEAD | + git pack-objects --revs --include-tag test-hidden-implied + ) +' + +test_expect_success 'unpack objects' ' + rm -rf clone.git && + git init clone.git && + git -C clone.git unpack-objects <test-hidden-implied-${packname}.pack +' + +test_expect_success 'check unpacked result (have all objects)' ' + git -C clone.git rev-list --objects $(git rev-parse outer HEAD) +' + +test_expect_success 'single-branch clone can transfer tag' ' + rm -rf clone.git && + git clone --no-local --single-branch -b master . clone.git && + git -C clone.git fsck +' + test_done |