thodg/libgit2/tests/odb/mixed.c
Tag
-
Show log
Commit
-
Hash : 6b3730d4
Author :
Date : 2019-02-16T19:55:30
Fix a memory leak in odb_otype_fast() This change frees a copy of a cached object in odb_otype_fast().
-
tests/odb/mixed.c
-
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286
#include "clar_libgit2.h" #include "odb.h" static git_odb *_odb; void test_odb_mixed__initialize(void) { cl_git_pass(git_odb_open(&_odb, cl_fixture("duplicate.git/objects"))); } void test_odb_mixed__cleanup(void) { git_odb_free(_odb); _odb = NULL; } void test_odb_mixed__dup_oid(void) { const char hex[] = "ce013625030ba8dba906f756967f9e9ca394464a"; const char short_hex[] = "ce01362"; git_oid oid; git_odb_object *obj; cl_git_pass(git_oid_fromstr(&oid, hex)); cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, GIT_OID_HEXSZ)); git_odb_object_free(obj); cl_git_pass(git_odb_exists_prefix(NULL, _odb, &oid, GIT_OID_HEXSZ)); cl_git_pass(git_oid_fromstrn(&oid, short_hex, sizeof(short_hex) - 1)); cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, sizeof(short_hex) - 1)); git_odb_object_free(obj); cl_git_pass(git_odb_exists_prefix(NULL, _odb, &oid, sizeof(short_hex) - 1)); } /* some known sha collisions of file content: * 'aabqhq' and 'aaazvc' with prefix 'dea509d0' (+ '9' and + 'b') * 'aaeufo' and 'aaaohs' with prefix '81b5bff5' (+ 'f' and + 'b') * 'aafewy' and 'aaepta' with prefix '739e3c4c' * 'aahsyn' and 'aadrjg' with prefix '0ddeaded' (+ '9' and + 'e') */ void test_odb_mixed__dup_oid_prefix_0(void) { char hex[10]; git_oid oid, found; git_odb_object *obj; /* ambiguous in the same pack file */ strncpy(hex, "dea509d0", sizeof(hex)); cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex))); cl_assert_equal_i( GIT_EAMBIGUOUS, git_odb_read_prefix(&obj, _odb, &oid, strlen(hex))); cl_assert_equal_i( GIT_EAMBIGUOUS, git_odb_exists_prefix(&found, _odb, &oid, strlen(hex))); strncpy(hex, "dea509d09", sizeof(hex)); cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex))); cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex))); cl_git_pass(git_odb_exists_prefix(&found, _odb, &oid, strlen(hex))); cl_assert_equal_oid(&found, git_odb_object_id(obj)); git_odb_object_free(obj); strncpy(hex, "dea509d0b", sizeof(hex)); cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex))); cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex))); git_odb_object_free(obj); /* ambiguous in different pack files */ strncpy(hex, "81b5bff5", sizeof(hex)); cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex))); cl_assert_equal_i( GIT_EAMBIGUOUS, git_odb_read_prefix(&obj, _odb, &oid, strlen(hex))); cl_assert_equal_i( GIT_EAMBIGUOUS, git_odb_exists_prefix(&found, _odb, &oid, strlen(hex))); strncpy(hex, "81b5bff5b", sizeof(hex)); cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex))); cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex))); cl_git_pass(git_odb_exists_prefix(&found, _odb, &oid, strlen(hex))); cl_assert_equal_oid(&found, git_odb_object_id(obj)); git_odb_object_free(obj); strncpy(hex, "81b5bff5f", sizeof(hex)); cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex))); cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex))); git_odb_object_free(obj); /* ambiguous in pack file and loose */ strncpy(hex, "0ddeaded", sizeof(hex)); cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex))); cl_assert_equal_i( GIT_EAMBIGUOUS, git_odb_read_prefix(&obj, _odb, &oid, strlen(hex))); cl_assert_equal_i( GIT_EAMBIGUOUS, git_odb_exists_prefix(&found, _odb, &oid, strlen(hex))); strncpy(hex, "0ddeaded9", sizeof(hex)); cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex))); cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex))); cl_git_pass(git_odb_exists_prefix(&found, _odb, &oid, strlen(hex))); cl_assert_equal_oid(&found, git_odb_object_id(obj)); git_odb_object_free(obj); strncpy(hex, "0ddeadede", sizeof(hex)); cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex))); cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex))); git_odb_object_free(obj); } struct expand_id_test_data { char *lookup_id; char *expected_id; git_object_t expected_type; }; struct expand_id_test_data expand_id_test_data[] = { /* some prefixes and their expected values */ { "dea509d0", NULL, GIT_OBJECT_ANY }, { "00000000", NULL, GIT_OBJECT_ANY }, { "dea509d0", NULL, GIT_OBJECT_ANY }, { "dea509d09", "dea509d097ce692e167dfc6a48a7a280cc5e877e", GIT_OBJECT_BLOB }, { "dea509d0b", "dea509d0b3cb8ee0650f6ca210bc83f4678851ba", GIT_OBJECT_BLOB }, { "ce0136250", "ce013625030ba8dba906f756967f9e9ca394464a", GIT_OBJECT_BLOB }, { "0ddeaded", NULL, GIT_OBJECT_ANY }, { "4d5979b", "4d5979b468252190cb572ae758aca36928e8a91e", GIT_OBJECT_TREE }, { "0ddeaded", NULL, GIT_OBJECT_ANY }, { "0ddeadede", "0ddeadede9e6d6ccddce0ee1e5749eed0485e5ea", GIT_OBJECT_BLOB }, { "0ddeaded9", "0ddeaded9502971eefe1e41e34d0e536853ae20f", GIT_OBJECT_BLOB }, { "f00b4e", NULL, GIT_OBJECT_ANY }, /* this OID is too short and should be ambiguous! */ { "f00", NULL, GIT_OBJECT_ANY }, /* some full-length object ids */ { "0000000000000000000000000000000000000000", NULL, GIT_OBJECT_ANY }, { "dea509d097ce692e167dfc6a48a7a280cc5e877e", "dea509d097ce692e167dfc6a48a7a280cc5e877e", GIT_OBJECT_BLOB }, { "f00f00f00f00f00f00f00f00f00f00f00f00f00f", NULL, GIT_OBJECT_ANY }, { "4d5979b468252190cb572ae758aca36928e8a91e", "4d5979b468252190cb572ae758aca36928e8a91e", GIT_OBJECT_TREE }, /* * ensure we're not leaking the return error code for the * last lookup if the last object is invalid */ { "0ddeadedfff", NULL, GIT_OBJECT_ANY }, }; static void setup_prefix_query( git_odb_expand_id **out_ids, size_t *out_num) { git_odb_expand_id *ids; size_t num, i; num = ARRAY_SIZE(expand_id_test_data); cl_assert((ids = git__calloc(num, sizeof(git_odb_expand_id)))); for (i = 0; i < num; i++) { git_odb_expand_id *id = &ids[i]; size_t len = strlen(expand_id_test_data[i].lookup_id); git_oid_fromstrn(&id->id, expand_id_test_data[i].lookup_id, len); id->length = (unsigned short)len; id->type = expand_id_test_data[i].expected_type; } *out_ids = ids; *out_num = num; } static void assert_found_objects(git_odb_expand_id *ids) { size_t num, i; num = ARRAY_SIZE(expand_id_test_data); for (i = 0; i < num; i++) { git_oid expected_id = {{0}}; size_t expected_len = 0; git_object_t expected_type = 0; if (expand_id_test_data[i].expected_id) { git_oid_fromstr(&expected_id, expand_id_test_data[i].expected_id); expected_len = GIT_OID_HEXSZ; expected_type = expand_id_test_data[i].expected_type; } cl_assert_equal_oid(&expected_id, &ids[i].id); cl_assert_equal_i(expected_len, ids[i].length); cl_assert_equal_i(expected_type, ids[i].type); } } static void assert_notfound_objects(git_odb_expand_id *ids) { git_oid expected_id = {{0}}; size_t num, i; num = ARRAY_SIZE(expand_id_test_data); for (i = 0; i < num; i++) { cl_assert_equal_oid(&expected_id, &ids[i].id); cl_assert_equal_i(0, ids[i].length); cl_assert_equal_i(0, ids[i].type); } } void test_odb_mixed__expand_ids(void) { git_odb_expand_id *ids; size_t i, num; /* test looking for the actual (correct) types */ setup_prefix_query(&ids, &num); cl_git_pass(git_odb_expand_ids(_odb, ids, num)); assert_found_objects(ids); git__free(ids); /* test looking for an explicit `type == 0` */ setup_prefix_query(&ids, &num); for (i = 0; i < num; i++) ids[i].type = 0; cl_git_pass(git_odb_expand_ids(_odb, ids, num)); assert_found_objects(ids); git__free(ids); /* test looking for an explicit GIT_OBJECT_ANY */ setup_prefix_query(&ids, &num); for (i = 0; i < num; i++) ids[i].type = GIT_OBJECT_ANY; cl_git_pass(git_odb_expand_ids(_odb, ids, num)); assert_found_objects(ids); git__free(ids); /* test looking for the completely wrong type */ setup_prefix_query(&ids, &num); for (i = 0; i < num; i++) ids[i].type = (ids[i].type == GIT_OBJECT_BLOB) ? GIT_OBJECT_TREE : GIT_OBJECT_BLOB; cl_git_pass(git_odb_expand_ids(_odb, ids, num)); assert_notfound_objects(ids); git__free(ids); } void test_odb_mixed__expand_ids_cached(void) { git_odb_expand_id *ids; size_t i, num; /* test looking for the actual (correct) types after accessing the object */ setup_prefix_query(&ids, &num); for (i = 0; i < num; i++) { git_odb_object *obj; if (ids[i].type == GIT_OBJECT_ANY) continue; cl_git_pass(git_odb_read_prefix(&obj, _odb, &ids[i].id, ids[i].length)); git_odb_object_free(obj); } cl_git_pass(git_odb_expand_ids(_odb, ids, num)); assert_found_objects(ids); git__free(ids); }