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Ensure updating HEAD updates reflog

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This commit is contained in:
Ben Straub 2014-01-27 13:12:31 -08:00
parent 94f263f59b
commit a2311f92c2
2 changed files with 27 additions and 3 deletions
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7
src/refdb_fs.c
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@ -1434,12 +1434,12 @@ success:
static int reflog_append(refdb_fs_backend *backend, const git_reference *ref, const git_signature *who, const char *message)
{
int error;
git_oid old_id, new_id;
git_oid old_id, new_id = {{0}};
git_buf buf = GIT_BUF_INIT, path = GIT_BUF_INIT;
git_repository *repo = backend->repo;
/* Creation of symbolic references doesn't get a reflog entry */
if (ref->type == GIT_REF_SYMBOLIC)
if (ref->type == GIT_REF_SYMBOLIC && strcmp(ref->name, GIT_HEAD_FILE))
return 0;
error = git_reference_name_to_id(&old_id, repo, ref->name);
@ -1450,7 +1450,8 @@ static int reflog_append(refdb_fs_backend *backend, const git_reference *ref, co
if (error < 0)
return error;
git_oid_cpy(&new_id, git_reference_target(ref));
if (git_reference_target(ref) != NULL)
git_oid_cpy(&new_id, git_reference_target(ref));
if ((error = serialize_reflog_entry(&buf, &old_id, &new_id, who, message)) < 0)
goto cleanup;

23
tests/repo/head.c
View File

@ -194,3 +194,26 @@ void test_repo_head__can_tell_if_an_unborn_head_is_detached(void)
cl_assert_equal_i(false, git_repository_head_detached(repo));
}
void test_repo_head__setting_head_updates_reflog(void)
{
git_reflog *log;
const git_reflog_entry *entry1, *entry2, *entry3;
git_object *tag;
cl_git_pass(git_repository_set_head(repo, "refs/heads/haacked", NULL, "message1"));
cl_git_pass(git_repository_set_head(repo, "refs/heads/unborn", NULL, "message2"));
cl_git_pass(git_revparse_single(&tag, repo, "tags/test"));
cl_git_pass(git_repository_set_head_detached(repo, git_object_id(tag), NULL, "message3"));
cl_git_pass(git_reflog_read(&log, repo, "HEAD"));
entry1 = git_reflog_entry_byindex(log, 2);
entry2 = git_reflog_entry_byindex(log, 1);
entry3 = git_reflog_entry_byindex(log, 0);
cl_assert_equal_s("message1", git_reflog_entry_message(entry1));
cl_assert_equal_s("message2", git_reflog_entry_message(entry2));
cl_assert_equal_s("message3", git_reflog_entry_message(entry3));
git_reflog_free(log);
git_object_free(tag);
}