diff options
Diffstat (limited to 'tests/pack/packbuilder.c')
| -rw-r--r-- | tests/pack/packbuilder.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/tests/pack/packbuilder.c b/tests/pack/packbuilder.c new file mode 100644 index 000000000..1ae2322a5 --- /dev/null +++ b/tests/pack/packbuilder.c @@ -0,0 +1,204 @@ +#include "clar_libgit2.h" +#include "fileops.h" +#include "pack.h" +#include "hash.h" +#include "iterator.h" +#include "vector.h" +#include "posix.h" + +static git_repository *_repo; +static git_revwalk *_revwalker; +static git_packbuilder *_packbuilder; +static git_indexer *_indexer; +static git_vector _commits; +static int _commits_is_initialized; + +void test_pack_packbuilder__initialize(void) +{ + _repo = cl_git_sandbox_init("testrepo.git"); + cl_git_pass(git_revwalk_new(&_revwalker, _repo)); + cl_git_pass(git_packbuilder_new(&_packbuilder, _repo)); + cl_git_pass(git_vector_init(&_commits, 0, NULL)); + _commits_is_initialized = 1; +} + +void test_pack_packbuilder__cleanup(void) +{ + git_oid *o; + unsigned int i; + + if (_commits_is_initialized) { + _commits_is_initialized = 0; + git_vector_foreach(&_commits, i, o) { + git__free(o); + } + git_vector_free(&_commits); + } + + git_packbuilder_free(_packbuilder); + _packbuilder = NULL; + + git_revwalk_free(_revwalker); + _revwalker = NULL; + + git_indexer_free(_indexer); + _indexer = NULL; + + cl_git_sandbox_cleanup(); + _repo = NULL; +} + +static void seed_packbuilder(void) +{ + git_oid oid, *o; + unsigned int i; + + git_revwalk_sorting(_revwalker, GIT_SORT_TIME); + cl_git_pass(git_revwalk_push_ref(_revwalker, "HEAD")); + + while (git_revwalk_next(&oid, _revwalker) == 0) { + o = git__malloc(GIT_OID_RAWSZ); + cl_assert(o != NULL); + git_oid_cpy(o, &oid); + cl_git_pass(git_vector_insert(&_commits, o)); + } + + git_vector_foreach(&_commits, i, o) { + cl_git_pass(git_packbuilder_insert(_packbuilder, o, NULL)); + } + + git_vector_foreach(&_commits, i, o) { + git_object *obj; + cl_git_pass(git_object_lookup(&obj, _repo, o, GIT_OBJ_COMMIT)); + cl_git_pass(git_packbuilder_insert_tree(_packbuilder, + git_commit_tree_id((git_commit *)obj))); + git_object_free(obj); + } +} + +static int feed_indexer(void *ptr, size_t len, void *payload) +{ + git_transfer_progress *stats = (git_transfer_progress *)payload; + + return git_indexer_append(_indexer, ptr, len, stats); +} + +void test_pack_packbuilder__create_pack(void) +{ + git_transfer_progress stats; + git_buf buf = GIT_BUF_INIT, path = GIT_BUF_INIT; + git_hash_ctx ctx; + git_oid hash; + char hex[41]; hex[40] = '\0'; + + seed_packbuilder(); + + cl_git_pass(git_indexer_new(&_indexer, ".", 0, NULL, NULL, NULL)); + cl_git_pass(git_packbuilder_foreach(_packbuilder, feed_indexer, &stats)); + cl_git_pass(git_indexer_commit(_indexer, &stats)); + + git_oid_fmt(hex, git_indexer_hash(_indexer)); + git_buf_printf(&path, "pack-%s.pack", hex); + + /* + * By default, packfiles are created with only one thread. + * Therefore we can predict the object ordering and make sure + * we create exactly the same pack as git.git does when *not* + * reusing existing deltas (as libgit2). + * + * $ cd tests/resources/testrepo.git + * $ git rev-list --objects HEAD | \ + * git pack-objects -q --no-reuse-delta --threads=1 pack + * $ sha1sum git-80e61eb315239ef3c53033e37fee43b744d57122.pack + * 5d410bdf97cf896f9007681b92868471d636954b + * + */ + + cl_git_pass(git_futils_readbuffer(&buf, git_buf_cstr(&path))); + + cl_git_pass(git_hash_ctx_init(&ctx)); + cl_git_pass(git_hash_update(&ctx, buf.ptr, buf.size)); + cl_git_pass(git_hash_final(&hash, &ctx)); + git_hash_ctx_cleanup(&ctx); + + git_buf_free(&path); + git_buf_free(&buf); + + git_oid_fmt(hex, &hash); + + cl_assert_equal_s(hex, "5d410bdf97cf896f9007681b92868471d636954b"); +} + +void test_pack_packbuilder__get_hash(void) +{ + char hex[41]; hex[40] = '\0'; + + seed_packbuilder(); + + git_packbuilder_write(_packbuilder, ".", 0, NULL, NULL); + git_oid_fmt(hex, git_packbuilder_hash(_packbuilder)); + + cl_assert_equal_s(hex, "80e61eb315239ef3c53033e37fee43b744d57122"); +} + +static void test_write_pack_permission(mode_t given, mode_t expected) +{ + struct stat statbuf; + mode_t mask, os_mask; + + seed_packbuilder(); + + git_packbuilder_write(_packbuilder, ".", given, NULL, NULL); + + /* Windows does not return group/user bits from stat, + * files are never executable. + */ +#ifdef GIT_WIN32 + os_mask = 0600; +#else + os_mask = 0777; +#endif + + mask = p_umask(0); + p_umask(mask); + + cl_git_pass(p_stat("pack-80e61eb315239ef3c53033e37fee43b744d57122.idx", &statbuf)); + cl_assert_equal_i(statbuf.st_mode & os_mask, (expected & ~mask) & os_mask); + + cl_git_pass(p_stat("pack-80e61eb315239ef3c53033e37fee43b744d57122.pack", &statbuf)); + cl_assert_equal_i(statbuf.st_mode & os_mask, (expected & ~mask) & os_mask); +} + +void test_pack_packbuilder__permissions_standard(void) +{ + test_write_pack_permission(0, GIT_PACK_FILE_MODE); +} + +void test_pack_packbuilder__permissions_readonly(void) +{ + test_write_pack_permission(0444, 0444); +} + +void test_pack_packbuilder__permissions_readwrite(void) +{ + test_write_pack_permission(0666, 0666); +} + +static git_transfer_progress stats; +static int foreach_cb(void *buf, size_t len, void *payload) +{ + git_indexer *idx = (git_indexer *) payload; + cl_git_pass(git_indexer_append(idx, buf, len, &stats)); + return 0; +} + +void test_pack_packbuilder__foreach(void) +{ + git_indexer *idx; + + seed_packbuilder(); + cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL)); + cl_git_pass(git_packbuilder_foreach(_packbuilder, foreach_cb, idx)); + cl_git_pass(git_indexer_commit(idx, &stats)); + git_indexer_free(idx); +} |