void test_refs_pack__loose(void)
{
/* create a packfile from all the loose refs in a repo */
git_reference *reference;
git_buf temp_path = GIT_BUF_INIT;
/* Ensure a known loose ref can be looked up */
cl_git_pass(git_reference_lookup(&reference, g_repo, loose_tag_ref_name));
cl_assert(reference_is_packed(reference) == 0);
cl_assert_equal_s(reference->name, loose_tag_ref_name);
git_reference_free(reference);
/*
* We are now trying to pack also a loose reference
* called `points_to_blob`, to make sure we can properly
* pack weak tags
*/
packall();
/* Ensure the packed-refs file exists */
cl_git_pass(git_buf_joinpath(&temp_path, git_repository_path(g_repo), GIT_PACKEDREFS_FILE));
cl_assert(git_path_exists(temp_path.ptr));
/* Ensure the known ref can still be looked up but is now packed */
cl_git_pass(git_reference_lookup(&reference, g_repo, loose_tag_ref_name));
cl_assert(reference_is_packed(reference));
cl_assert_equal_s(reference->name, loose_tag_ref_name);
/* Ensure the known ref has been removed from the loose folder structure */
cl_git_pass(git_buf_joinpath(&temp_path, git_repository_path(g_repo), loose_tag_ref_name));
cl_assert(!git_path_exists(temp_path.ptr));
git_reference_free(reference);
git_buf_free(&temp_path);
}
void test_refs_delete__packed_only(void)
{
// can delete a just packed reference
git_reference *ref;
git_refdb *refdb;
git_oid id;
const char *new_ref = "refs/heads/new_ref";
git_oid_fromstr(&id, current_master_tip);
/* Create and write the new object id reference */
cl_git_pass(git_reference_create(&ref, g_repo, new_ref, &id, 0));
git_reference_free(ref);
/* Lookup the reference */
cl_git_pass(git_reference_lookup(&ref, g_repo, new_ref));
/* Ensure it's a loose reference */
cl_assert(reference_is_packed(ref) == 0);
/* Pack all existing references */
cl_git_pass(git_repository_refdb(&refdb, g_repo));
cl_git_pass(git_refdb_compress(refdb));
/* Reload the reference from disk */
git_reference_free(ref);
cl_git_pass(git_reference_lookup(&ref, g_repo, new_ref));
/* Ensure it's a packed reference */
cl_assert(reference_is_packed(ref) == 1);
/* This should pass */
cl_git_pass(git_reference_delete(ref));
git_reference_free(ref);
}
void test_refs_delete__packed_loose(void)
{
// deleting a ref which is both packed and loose should remove both tracks in the filesystem
git_reference *looked_up_ref, *another_looked_up_ref;
git_buf temp_path = GIT_BUF_INIT;
/* Ensure the loose reference exists on the file system */
cl_git_pass(git_buf_joinpath(&temp_path, g_repo->path_repository, packed_test_head_name));
cl_assert(git_path_exists(temp_path.ptr));
/* Lookup the reference */
cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_test_head_name));
/* Ensure it's the loose version that has been found */
cl_assert(reference_is_packed(looked_up_ref) == 0);
/* Now that the reference is deleted... */
cl_git_pass(git_reference_delete(looked_up_ref));
git_reference_free(looked_up_ref);
/* Looking up the reference once again should not retrieve it */
cl_git_fail(git_reference_lookup(&another_looked_up_ref, g_repo, packed_test_head_name));
/* Ensure the loose reference doesn't exist any longer on the file system */
cl_assert(!git_path_exists(temp_path.ptr));
git_reference_free(another_looked_up_ref);
git_buf_free(&temp_path);
}
void test_refs_create__oid(void)
{
/* create a new OID reference */
git_reference *new_reference, *looked_up_ref;
git_repository *repo2;
git_oid id;
const char *new_head = "refs/heads/new-head";
git_oid_fromstr(&id, current_master_tip);
/* Create and write the new object id reference */
cl_git_pass(git_reference_create(&new_reference, g_repo, new_head, &id, 0, NULL));
/* Ensure the reference can be looked-up... */
cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, new_head));
cl_assert(git_reference_type(looked_up_ref) & GIT_REF_OID);
cl_assert(reference_is_packed(looked_up_ref) == 0);
cl_assert_equal_s(looked_up_ref->name, new_head);
/* ...and that it points to the current master tip */
cl_assert_equal_oid(&id, git_reference_target(looked_up_ref));
git_reference_free(looked_up_ref);
/* Similar test with a fresh new repository */
cl_git_pass(git_repository_open(&repo2, "testrepo"));
cl_git_pass(git_reference_lookup(&looked_up_ref, repo2, new_head));
cl_assert_equal_oid(&id, git_reference_target(looked_up_ref));
git_repository_free(repo2);
git_reference_free(new_reference);
git_reference_free(looked_up_ref);
}
void test_refs_create__symbolic_with_arbitrary_content(void)
{
git_reference *new_reference, *looked_up_ref;
git_repository *repo2;
git_oid id;
const char *new_head_tracker = "ANOTHER_HEAD_TRACKER";
const char *arbitrary_target = "ARBITRARY DATA";
git_oid_fromstr(&id, current_master_tip);
/* Attempt to create symbolic ref with arbitrary data in target
* fails by default
*/
cl_git_fail(git_reference_symbolic_create(&new_reference, g_repo, new_head_tracker, arbitrary_target, 0, NULL));
git_libgit2_opts(GIT_OPT_ENABLE_STRICT_SYMBOLIC_REF_CREATION, 0);
/* With strict target validation disabled, ref creation succeeds */
cl_git_pass(git_reference_symbolic_create(&new_reference, g_repo, new_head_tracker, arbitrary_target, 0, NULL));
/* Ensure the reference can be looked-up... */
cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, new_head_tracker));
cl_assert(git_reference_type(looked_up_ref) & GIT_REF_SYMBOLIC);
cl_assert(reference_is_packed(looked_up_ref) == 0);
cl_assert_equal_s(looked_up_ref->name, new_head_tracker);
git_reference_free(looked_up_ref);
/* Ensure the target is what we expect it to be */
cl_assert_equal_s(git_reference_symbolic_target(new_reference), arbitrary_target);
/* Similar test with a fresh new repository object */
cl_git_pass(git_repository_open(&repo2, "testrepo"));
/* Ensure the reference can be looked-up... */
cl_git_pass(git_reference_lookup(&looked_up_ref, repo2, new_head_tracker));
cl_assert(git_reference_type(looked_up_ref) & GIT_REF_SYMBOLIC);
cl_assert(reference_is_packed(looked_up_ref) == 0);
cl_assert_equal_s(looked_up_ref->name, new_head_tracker);
/* Ensure the target is what we expect it to be */
cl_assert_equal_s(git_reference_symbolic_target(new_reference), arbitrary_target);
git_repository_free(repo2);
git_reference_free(new_reference);
git_reference_free(looked_up_ref);
}
void test_refs_rename__packed(void)
{
// rename a packed reference (should make it loose)
git_reference *looked_up_ref, *new_ref, *another_looked_up_ref;
git_buf temp_path = GIT_BUF_INIT;
const char *brand_new_name = "refs/heads/brand_new_name";
/* Ensure the ref doesn't exist on the file system */
cl_git_pass(git_buf_joinpath(&temp_path, git_repository_path(g_repo), packed_head_name));
cl_assert(!git_path_exists(temp_path.ptr));
/* The reference can however be looked-up... */
cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_head_name));
/* .. and it's packed */
cl_assert(reference_is_packed(looked_up_ref) != 0);
/* Now that the reference is renamed... */
cl_git_pass(git_reference_rename(&new_ref, looked_up_ref, brand_new_name, 0, NULL));
cl_assert_equal_s(new_ref->name, brand_new_name);
git_reference_free(looked_up_ref);
/* ...It can't be looked-up with the old name... */
cl_git_fail(git_reference_lookup(&another_looked_up_ref, g_repo, packed_head_name));
/* ...but the new name works ok... */
cl_git_pass(git_reference_lookup(&another_looked_up_ref, g_repo, brand_new_name));
cl_assert_equal_s(another_looked_up_ref->name, brand_new_name);
/* .. the ref is no longer packed... */
cl_assert(reference_is_packed(another_looked_up_ref) == 0);
cl_assert(reference_is_packed(new_ref) == 0);
/* ...and the ref now happily lives in the file system */
cl_git_pass(git_buf_joinpath(&temp_path, git_repository_path(g_repo), brand_new_name));
cl_assert(git_path_exists(temp_path.ptr));
git_reference_free(new_ref);
git_reference_free(another_looked_up_ref);
git_buf_free(&temp_path);
}
void test_refs_rename__loose(void)
{
// rename a loose reference
git_reference *looked_up_ref, *new_ref, *another_looked_up_ref;
git_buf temp_path = GIT_BUF_INIT;
const char *new_name = "refs/tags/Nemo/knows/refs.kung-fu";
/* Ensure the ref doesn't exist on the file system */
cl_git_pass(git_buf_joinpath(&temp_path, git_repository_path(g_repo), new_name));
cl_assert(!git_path_exists(temp_path.ptr));
/* Retrieval of the reference to rename */
cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, loose_tag_ref_name));
/* ... which is indeed loose */
cl_assert(reference_is_packed(looked_up_ref) == 0);
/* Now that the reference is renamed... */
cl_git_pass(git_reference_rename(&new_ref, looked_up_ref, new_name, 0, NULL));
cl_assert_equal_s(new_ref->name, new_name);
git_reference_free(looked_up_ref);
/* ...It can't be looked-up with the old name... */
cl_git_fail(git_reference_lookup(&another_looked_up_ref, g_repo, loose_tag_ref_name));
/* ...but the new name works ok... */
cl_git_pass(git_reference_lookup(&another_looked_up_ref, g_repo, new_name));
cl_assert_equal_s(new_ref->name, new_name);
/* .. the new ref is loose... */
cl_assert(reference_is_packed(another_looked_up_ref) == 0);
cl_assert(reference_is_packed(new_ref) == 0);
/* ...and the ref can be found in the file system */
cl_git_pass(git_buf_joinpath(&temp_path, git_repository_path(g_repo), new_name));
cl_assert(git_path_exists(temp_path.ptr));
git_reference_free(new_ref);
git_reference_free(another_looked_up_ref);
git_buf_free(&temp_path);
}
void test_refs_rename__packed_doesnt_pack_others(void)
{
// renaming a packed reference does not pack another reference which happens to be in both loose and pack state
git_reference *looked_up_ref, *another_looked_up_ref, *renamed_ref;
git_buf temp_path = GIT_BUF_INIT;
const char *brand_new_name = "refs/heads/brand_new_name";
/* Ensure the other reference exists on the file system */
cl_git_pass(git_buf_joinpath(&temp_path, git_repository_path(g_repo), packed_test_head_name));
cl_assert(git_path_exists(temp_path.ptr));
/* Lookup the other reference */
cl_git_pass(git_reference_lookup(&another_looked_up_ref, g_repo, packed_test_head_name));
/* Ensure it's loose */
cl_assert(reference_is_packed(another_looked_up_ref) == 0);
git_reference_free(another_looked_up_ref);
/* Lookup the reference to rename */
cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_head_name));
/* Ensure it's packed */
cl_assert(reference_is_packed(looked_up_ref) != 0);
/* Now that the reference is renamed... */
cl_git_pass(git_reference_rename(&renamed_ref, looked_up_ref, brand_new_name, 0, NULL));
git_reference_free(looked_up_ref);
/* Lookup the other reference */
cl_git_pass(git_reference_lookup(&another_looked_up_ref, g_repo, packed_test_head_name));
/* Ensure it's loose */
cl_assert(reference_is_packed(another_looked_up_ref) == 0);
/* Ensure the other ref still exists on the file system */
cl_assert(git_path_exists(temp_path.ptr));
git_reference_free(renamed_ref);
git_reference_free(another_looked_up_ref);
git_buf_free(&temp_path);
}
void test_refs_create__symbolic(void)
{
/* create a new symbolic reference */
git_reference *new_reference, *looked_up_ref, *resolved_ref;
git_repository *repo2;
git_oid id;
const char *new_head_tracker = "ANOTHER_HEAD_TRACKER";
git_oid_fromstr(&id, current_master_tip);
/* Create and write the new symbolic reference */
cl_git_pass(git_reference_symbolic_create(&new_reference, g_repo, new_head_tracker, current_head_target, 0, NULL));
/* Ensure the reference can be looked-up... */
cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, new_head_tracker));
cl_assert(git_reference_type(looked_up_ref) & GIT_REF_SYMBOLIC);
cl_assert(reference_is_packed(looked_up_ref) == 0);
cl_assert_equal_s(looked_up_ref->name, new_head_tracker);
/* ...peeled.. */
cl_git_pass(git_reference_resolve(&resolved_ref, looked_up_ref));
cl_assert(git_reference_type(resolved_ref) == GIT_REF_OID);
/* ...and that it points to the current master tip */
cl_assert_equal_oid(&id, git_reference_target(resolved_ref));
git_reference_free(looked_up_ref);
git_reference_free(resolved_ref);
/* Similar test with a fresh new repository */
cl_git_pass(git_repository_open(&repo2, "testrepo"));
cl_git_pass(git_reference_lookup(&looked_up_ref, repo2, new_head_tracker));
cl_git_pass(git_reference_resolve(&resolved_ref, looked_up_ref));
cl_assert_equal_oid(&id, git_reference_target(resolved_ref));
git_repository_free(repo2);
git_reference_free(new_reference);
git_reference_free(looked_up_ref);
git_reference_free(resolved_ref);
}