diff options
Diffstat (limited to 'tests/pack/indexer.c')
| -rw-r--r-- | tests/pack/indexer.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/tests/pack/indexer.c b/tests/pack/indexer.c new file mode 100644 index 000000000..07963a9e7 --- /dev/null +++ b/tests/pack/indexer.c @@ -0,0 +1,126 @@ +#include "clar_libgit2.h" +#include <git2.h> +#include "fileops.h" +#include "hash.h" +#include "iterator.h" +#include "vector.h" +#include "posix.h" + + +/* + * This is a packfile with three objects. The second is a delta which + * depends on the third, which is also a delta. + */ +unsigned char out_of_order_pack[] = { + 0x50, 0x41, 0x43, 0x4b, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x03, + 0x32, 0x78, 0x9c, 0x63, 0x67, 0x00, 0x00, 0x00, 0x10, 0x00, 0x08, 0x76, + 0xe6, 0x8f, 0xe8, 0x12, 0x9b, 0x54, 0x6b, 0x10, 0x1a, 0xee, 0x95, 0x10, + 0xc5, 0x32, 0x8e, 0x7f, 0x21, 0xca, 0x1d, 0x18, 0x78, 0x9c, 0x63, 0x62, + 0x66, 0x4e, 0xcb, 0xcf, 0x07, 0x00, 0x02, 0xac, 0x01, 0x4d, 0x75, 0x01, + 0xd7, 0x71, 0x36, 0x66, 0xf4, 0xde, 0x82, 0x27, 0x76, 0xc7, 0x62, 0x2c, + 0x10, 0xf1, 0xb0, 0x7d, 0xe2, 0x80, 0xdc, 0x78, 0x9c, 0x63, 0x62, 0x62, + 0x62, 0xb7, 0x03, 0x00, 0x00, 0x69, 0x00, 0x4c, 0xde, 0x7d, 0xaa, 0xe4, + 0x19, 0x87, 0x58, 0x80, 0x61, 0x09, 0x9a, 0x33, 0xca, 0x7a, 0x31, 0x92, + 0x6f, 0xae, 0x66, 0x75 +}; +unsigned int out_of_order_pack_len = 112; + +/* + * Packfile with two objects. The second is a delta against an object + * which is not in the packfile + */ +unsigned char thin_pack[] = { + 0x50, 0x41, 0x43, 0x4b, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, + 0x32, 0x78, 0x9c, 0x63, 0x67, 0x00, 0x00, 0x00, 0x10, 0x00, 0x08, 0x76, + 0xe6, 0x8f, 0xe8, 0x12, 0x9b, 0x54, 0x6b, 0x10, 0x1a, 0xee, 0x95, 0x10, + 0xc5, 0x32, 0x8e, 0x7f, 0x21, 0xca, 0x1d, 0x18, 0x78, 0x9c, 0x63, 0x62, + 0x66, 0x4e, 0xcb, 0xcf, 0x07, 0x00, 0x02, 0xac, 0x01, 0x4d, 0x42, 0x52, + 0x3a, 0x6f, 0x39, 0xd1, 0xfe, 0x66, 0x68, 0x6b, 0xa5, 0xe5, 0xe2, 0x97, + 0xac, 0x94, 0x6c, 0x76, 0x0b, 0x04 +}; +unsigned int thin_pack_len = 78; + +unsigned char base_obj[] = { 07, 076 }; +unsigned int base_obj_len = 2; + +void test_pack_indexer__out_of_order(void) +{ + git_indexer *idx; + git_transfer_progress stats; + + cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL)); + cl_git_pass(git_indexer_append(idx, out_of_order_pack, out_of_order_pack_len, &stats)); + cl_git_pass(git_indexer_commit(idx, &stats)); + + cl_assert_equal_i(stats.total_objects, 3); + cl_assert_equal_i(stats.received_objects, 3); + cl_assert_equal_i(stats.indexed_objects, 3); + + git_indexer_free(idx); +} + +void test_pack_indexer__fix_thin(void) +{ + git_indexer *idx; + git_transfer_progress stats; + git_repository *repo; + git_odb *odb; + git_oid id, should_id; + + cl_git_pass(git_repository_init(&repo, "thin.git", true)); + cl_git_pass(git_repository_odb(&odb, repo)); + + /* Store the missing base into your ODB so the indexer can fix the pack */ + cl_git_pass(git_odb_write(&id, odb, base_obj, base_obj_len, GIT_OBJ_BLOB)); + git_oid_fromstr(&should_id, "e68fe8129b546b101aee9510c5328e7f21ca1d18"); + cl_assert(!git_oid_cmp(&id, &should_id)); + + cl_git_pass(git_indexer_new(&idx, ".", 0, odb, NULL, NULL)); + cl_git_pass(git_indexer_append(idx, thin_pack, thin_pack_len, &stats)); + cl_git_pass(git_indexer_commit(idx, &stats)); + + cl_assert_equal_i(stats.total_objects, 2); + cl_assert_equal_i(stats.received_objects, 2); + cl_assert_equal_i(stats.indexed_objects, 2); + cl_assert_equal_i(stats.local_objects, 1); + + git_oid_fromstr(&should_id, "11f0f69b334728fdd8bc86b80499f22f29d85b15"); + cl_assert(!git_oid_cmp(git_indexer_hash(idx), &should_id)); + + git_indexer_free(idx); + git_odb_free(odb); + git_repository_free(repo); + + /* + * The pack's name/hash only tells us what objects there are, + * so we need to go through the packfile again in order to + * figure out whether we calculated the trailer correctly. + */ + { + unsigned char buffer[128]; + int fd; + ssize_t read; + struct stat st; + const char *name = "pack-11f0f69b334728fdd8bc86b80499f22f29d85b15.pack"; + + fd = p_open(name, O_RDONLY); + cl_assert(fd != -1); + + cl_git_pass(p_stat(name, &st)); + + cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL, NULL)); + read = p_read(fd, buffer, sizeof(buffer)); + cl_assert(read != -1); + p_close(fd); + + cl_git_pass(git_indexer_append(idx, buffer, read, &stats)); + cl_git_pass(git_indexer_commit(idx, &stats)); + + cl_assert_equal_i(stats.total_objects, 3); + cl_assert_equal_i(stats.received_objects, 3); + cl_assert_equal_i(stats.indexed_objects, 3); + cl_assert_equal_i(stats.local_objects, 0); + + git_indexer_free(idx); + } +} |