tests/refs/revparse.c

   1 #include "clar_libgit2.h"
   2
   3 #include "git2/revparse.h"
   4 #include "buffer.h"
   5 #include "refs.h"
   6 #include "path.h"
   7
   8 static git_repository *g_repo;
   9 static git_object *g_obj;
  10
  11 /* Helpers */
  12 static void test_object_and_ref_inrepo(
  13         const char *spec,
  14         const char *expected_oid,
  15         const char *expected_refname,
  16         git_repository *repo,
  17         bool assert_reference_retrieval)
  18 {
  19         char objstr[64] = {0};
  20         git_object *obj = NULL;
  21         git_reference *ref = NULL;
  22         int error;
  23
  24         error = git_revparse_ext(&obj, &ref, repo, spec);
  25
  26         if (expected_oid != NULL) {
  27                 cl_assert_equal_i(0, error);
  28                 git_oid_fmt(objstr, git_object_id(obj));
  29                 cl_assert_equal_s(objstr, expected_oid);
  30         } else
  31                 cl_assert_equal_i(GIT_ENOTFOUND, error);
  32
  33         if (assert_reference_retrieval) {
  34                 if (expected_refname == NULL)
  35                         cl_assert(NULL == ref);
  36                 else
  37                         cl_assert_equal_s(expected_refname, git_reference_name(ref));
  38         }
  39
  40         git_object_free(obj);
  41         git_reference_free(ref);
  42 }
  43
  44 static void test_object_inrepo(const char *spec, const char *expected_oid, git_repository *repo)
  45 {
  46         test_object_and_ref_inrepo(spec, expected_oid, NULL, repo, false);
  47 }
  48
  49 static void test_id_inrepo(
  50         const char *spec,
  51         const char *expected_left,
  52         const char *expected_right,
  53         git_revparse_mode_t expected_flags,
  54         git_repository *repo)
  55 {
  56         git_revspec revspec;
  57         int error = git_revparse(&revspec, repo, spec);
  58
  59         if (expected_left) {
  60                 char str[64] = {0};
  61                 cl_assert_equal_i(0, error);
  62                 git_oid_fmt(str, git_object_id(revspec.from));
  63                 cl_assert_equal_s(str, expected_left);
  64                 git_object_free(revspec.from);
  65         } else {
  66                 cl_assert_equal_i(GIT_ENOTFOUND, error);
  67         }
  68
  69         if (expected_right) {
  70                 char str[64] = {0};
  71                 git_oid_fmt(str, git_object_id(revspec.to));
  72                 cl_assert_equal_s(str, expected_right);
  73                 git_object_free(revspec.to);
  74         }
  75
  76         if (expected_flags)
  77                 cl_assert_equal_i(expected_flags, revspec.flags);
  78 }
  79
  80 static void test_object(const char *spec, const char *expected_oid)
  81 {
  82         test_object_inrepo(spec, expected_oid, g_repo);
  83 }
  84
  85 static void test_object_and_ref(const char *spec, const char *expected_oid, const char *expected_refname)
  86 {
  87         test_object_and_ref_inrepo(spec, expected_oid, expected_refname, g_repo, true);
  88 }
  89
  90 static void test_rangelike(const char *rangelike,
  91                                                    const char *expected_left,
  92                                                    const char *expected_right,
  93                                                    git_revparse_mode_t expected_revparseflags)
  94 {
  95         char objstr[64] = {0};
  96         git_revspec revspec;
  97         int error;
  98
  99         error = git_revparse(&revspec, g_repo, rangelike);
 100
 101         if (expected_left != NULL) {
 102                 cl_assert_equal_i(0, error);
 103                 cl_assert_equal_i(revspec.flags, expected_revparseflags);
 104                 git_oid_fmt(objstr, git_object_id(revspec.from));
 105                 cl_assert_equal_s(objstr, expected_left);
 106                 git_oid_fmt(objstr, git_object_id(revspec.to));
 107                 cl_assert_equal_s(objstr, expected_right);
 108         } else
 109                 cl_assert(error != 0);
 110
 111         git_object_free(revspec.from);
 112         git_object_free(revspec.to);
 113 }
 114
 115
 116 static void test_id(
 117         const char *spec,
 118         const char *expected_left,
 119         const char *expected_right,
 120         git_revparse_mode_t expected_flags)
 121 {
 122         test_id_inrepo(spec, expected_left, expected_right, expected_flags, g_repo);
 123 }
 124
 125 void test_refs_revparse__initialize(void)
 126 {
 127         cl_git_pass(git_repository_open(&g_repo, cl_fixture("testrepo.git")));
 128 }
 129
 130 void test_refs_revparse__cleanup(void)
 131 {
 132         git_repository_free(g_repo);
 133 }
 134
 135 void test_refs_revparse__nonexistant_object(void)
 136 {
 137         test_object("this-does-not-exist", NULL);
 138         test_object("this-does-not-exist^1", NULL);
 139         test_object("this-does-not-exist~2", NULL);
 140 }
 141
 142 static void assert_invalid_single_spec(const char *invalid_spec)
 143 {
 144         cl_assert_equal_i(
 145                 GIT_EINVALIDSPEC, git_revparse_single(&g_obj, g_repo, invalid_spec));
 146 }
 147
 148 void test_refs_revparse__invalid_reference_name(void)
 149 {
 150         assert_invalid_single_spec("this doesn't make sense");
 151         assert_invalid_single_spec("Inv@{id");
 152         assert_invalid_single_spec("");
 153 }
 154
 155 void test_refs_revparse__shas(void)
 156 {
 157         test_object("c47800c7266a2be04c571c04d5a6614691ea99bd", "c47800c7266a2be04c571c04d5a6614691ea99bd");
 158         test_object("c47800c", "c47800c7266a2be04c571c04d5a6614691ea99bd");
 159 }
 160
 161 void test_refs_revparse__head(void)
 162 {
 163         test_object("HEAD", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 164         test_object("HEAD^0", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 165         test_object("HEAD~0", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 166         test_object("master", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 167 }
 168
 169 void test_refs_revparse__full_refs(void)
 170 {
 171         test_object("refs/heads/master", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 172         test_object("refs/heads/test", "e90810b8df3e80c413d903f631643c716887138d");
 173         test_object("refs/tags/test", "b25fa35b38051e4ae45d4222e795f9df2e43f1d1");
 174 }
 175
 176 void test_refs_revparse__partial_refs(void)
 177 {
 178         test_object("point_to_blob", "1385f264afb75a56a5bec74243be9b367ba4ca08");
 179         test_object("packed-test", "4a202b346bb0fb0db7eff3cffeb3c70babbd2045");
 180         test_object("br2", "a4a7dce85cf63874e984719f4fdd239f5145052f");
 181 }
 182
 183 void test_refs_revparse__describe_output(void)
 184 {
 185         test_object("blah-7-gc47800c", "c47800c7266a2be04c571c04d5a6614691ea99bd");
 186         test_object("not-good", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 187 }
 188
 189 void test_refs_revparse__nth_parent(void)
 190 {
 191         assert_invalid_single_spec("be3563a^-1");
 192         assert_invalid_single_spec("^");
 193         assert_invalid_single_spec("be3563a^{tree}^");
 194         assert_invalid_single_spec("point_to_blob^{blob}^");
 195         assert_invalid_single_spec("this doesn't make sense^1");
 196
 197         test_object("be3563a^1", "9fd738e8f7967c078dceed8190330fc8648ee56a");
 198         test_object("be3563a^", "9fd738e8f7967c078dceed8190330fc8648ee56a");
 199         test_object("be3563a^2", "c47800c7266a2be04c571c04d5a6614691ea99bd");
 200         test_object("be3563a^1^1", "4a202b346bb0fb0db7eff3cffeb3c70babbd2045");
 201         test_object("be3563a^^", "4a202b346bb0fb0db7eff3cffeb3c70babbd2045");
 202         test_object("be3563a^2^1", "5b5b025afb0b4c913b4c338a42934a3863bf3644");
 203         test_object("be3563a^0", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 204         test_object("be3563a^{commit}^", "9fd738e8f7967c078dceed8190330fc8648ee56a");
 205
 206         test_object("be3563a^42", NULL);
 207 }
 208
 209 void test_refs_revparse__not_tag(void)
 210 {
 211         test_object("point_to_blob^{}", "1385f264afb75a56a5bec74243be9b367ba4ca08");
 212         test_object("wrapped_tag^{}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 213         test_object("master^{}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 214         test_object("master^{tree}^{}", "944c0f6e4dfa41595e6eb3ceecdb14f50fe18162");
 215         test_object("e90810b^{}", "e90810b8df3e80c413d903f631643c716887138d");
 216         test_object("tags/e90810b^{}", "e90810b8df3e80c413d903f631643c716887138d");
 217         test_object("e908^{}", "e90810b8df3e80c413d903f631643c716887138d");
 218 }
 219
 220 void test_refs_revparse__to_type(void)
 221 {
 222         assert_invalid_single_spec("wrapped_tag^{trip}");
 223         test_object("point_to_blob^{commit}", NULL);
 224         cl_assert_equal_i(
 225                 GIT_EAMBIGUOUS, git_revparse_single(&g_obj, g_repo, "wrapped_tag^{blob}"));
 226
 227         test_object("wrapped_tag^{commit}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 228         test_object("wrapped_tag^{tree}", "944c0f6e4dfa41595e6eb3ceecdb14f50fe18162");
 229         test_object("point_to_blob^{blob}", "1385f264afb75a56a5bec74243be9b367ba4ca08");
 230         test_object("master^{commit}^{commit}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 231 }
 232
 233 void test_refs_revparse__linear_history(void)
 234 {
 235         assert_invalid_single_spec("~");
 236         test_object("foo~bar", NULL);
 237
 238         assert_invalid_single_spec("master~bar");
 239         assert_invalid_single_spec("master~-1");
 240         assert_invalid_single_spec("master~0bar");
 241         assert_invalid_single_spec("this doesn't make sense~2");
 242         assert_invalid_single_spec("be3563a^{tree}~");
 243         assert_invalid_single_spec("point_to_blob^{blob}~");
 244
 245         test_object("master~0", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 246         test_object("master~1", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 247         test_object("master~2", "9fd738e8f7967c078dceed8190330fc8648ee56a");
 248         test_object("master~1~1", "9fd738e8f7967c078dceed8190330fc8648ee56a");
 249         test_object("master~~", "9fd738e8f7967c078dceed8190330fc8648ee56a");
 250 }
 251
 252 void test_refs_revparse__chaining(void)
 253 {
 254         assert_invalid_single_spec("master@{0}@{0}");
 255         assert_invalid_single_spec("@{u}@{-1}");
 256         assert_invalid_single_spec("@{-1}@{-1}");
 257         assert_invalid_single_spec("@{-3}@{0}");
 258
 259         test_object("master@{0}~1^1", "9fd738e8f7967c078dceed8190330fc8648ee56a");
 260         test_object("@{u}@{0}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 261         test_object("@{-1}@{0}", "a4a7dce85cf63874e984719f4fdd239f5145052f");
 262         test_object("@{-4}@{1}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 263         test_object("master~1^1", "9fd738e8f7967c078dceed8190330fc8648ee56a");
 264         test_object("master~1^2", "c47800c7266a2be04c571c04d5a6614691ea99bd");
 265         test_object("master^1^2~1", "5b5b025afb0b4c913b4c338a42934a3863bf3644");
 266         test_object("master^^2^", "5b5b025afb0b4c913b4c338a42934a3863bf3644");
 267         test_object("master^1^1^1^1^1", "8496071c1b46c854b31185ea97743be6a8774479");
 268         test_object("master^^1^2^1", NULL);
 269 }
 270
 271 void test_refs_revparse__upstream(void)
 272 {
 273         assert_invalid_single_spec("e90810b@{u}");
 274         assert_invalid_single_spec("refs/tags/e90810b@{u}");
 275         test_object("refs/heads/e90810b@{u}", NULL);
 276
 277         test_object("master@{upstream}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 278         test_object("@{u}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 279         test_object("master@{u}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 280         test_object("heads/master@{u}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 281         test_object("refs/heads/master@{u}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 282 }
 283
 284 void test_refs_revparse__ordinal(void)
 285 {
 286         assert_invalid_single_spec("master@{-2}");
 287
 288         /* TODO: make the test below actually fail
 289          * cl_git_fail(git_revparse_single(&g_obj, g_repo, "master@{1a}"));
 290          */
 291
 292         test_object("nope@{0}", NULL);
 293         test_object("master@{31415}", NULL);
 294         test_object("@{1000}", NULL);
 295         test_object("@{2}", NULL);
 296
 297         test_object("@{0}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 298         test_object("@{1}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 299
 300         test_object("master@{0}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 301         test_object("master@{1}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 302         test_object("heads/master@{1}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 303         test_object("refs/heads/master@{1}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 304 }
 305
 306 void test_refs_revparse__previous_head(void)
 307 {
 308         assert_invalid_single_spec("@{-xyz}");
 309         assert_invalid_single_spec("@{-0}");
 310         assert_invalid_single_spec("@{-1b}");
 311
 312         test_object("@{-42}", NULL);
 313
 314         test_object("@{-2}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 315         test_object("@{-1}", "a4a7dce85cf63874e984719f4fdd239f5145052f");
 316 }
 317
 318 static void create_fake_stash_reference_and_reflog(git_repository *repo)
 319 {
 320         git_reference *master, *new_master;
 321         git_buf log_path = GIT_BUF_INIT;
 322
 323         git_buf_joinpath(&log_path, git_repository_path(repo), "logs/refs/fakestash");
 324
 325         cl_assert_equal_i(false, git_path_isfile(git_buf_cstr(&log_path)));
 326
 327         cl_git_pass(git_reference_lookup(&master, repo, "refs/heads/master"));
 328         cl_git_pass(git_reference_rename(&new_master, master, "refs/fakestash", 0));
 329         git_reference_free(master);
 330
 331         cl_assert_equal_i(true, git_path_isfile(git_buf_cstr(&log_path)));
 332
 333         git_buf_free(&log_path);
 334         git_reference_free(new_master);
 335 }
 336
 337 void test_refs_revparse__reflog_of_a_ref_under_refs(void)
 338 {
 339         git_repository *repo = cl_git_sandbox_init("testrepo.git");
 340
 341         test_object_inrepo("refs/fakestash", NULL, repo);
 342
 343         create_fake_stash_reference_and_reflog(repo);
 344
 345         /*
 346          * $ git reflog -1 refs/fakestash
 347          * a65fedf refs/fakestash@{0}: commit: checking in
 348          *
 349          * $ git reflog -1 refs/fakestash@{0}
 350          * a65fedf refs/fakestash@{0}: commit: checking in
 351          *
 352          * $ git reflog -1 fakestash
 353          * a65fedf fakestash@{0}: commit: checking in
 354          *
 355          * $ git reflog -1 fakestash@{0}
 356          * a65fedf fakestash@{0}: commit: checking in
 357          */
 358         test_object_inrepo("refs/fakestash", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750", repo);
 359         test_object_inrepo("refs/fakestash@{0}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750", repo);
 360         test_object_inrepo("fakestash", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750", repo);
 361         test_object_inrepo("fakestash@{0}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750", repo);
 362
 363         cl_git_sandbox_cleanup();
 364 }
 365
 366 void test_refs_revparse__revwalk(void)
 367 {
 368         test_object("master^{/not found in any commit}", NULL);
 369         test_object("master^{/merge}", NULL);
 370         assert_invalid_single_spec("master^{/((}");
 371
 372         test_object("master^{/anoth}", "5b5b025afb0b4c913b4c338a42934a3863bf3644");
 373         test_object("master^{/Merge}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 374         test_object("br2^{/Merge}", "a4a7dce85cf63874e984719f4fdd239f5145052f");
 375         test_object("master^{/fo.rth}", "9fd738e8f7967c078dceed8190330fc8648ee56a");
 376 }
 377
 378 void test_refs_revparse__date(void)
 379 {
 380         /*
 381          * $ git reflog HEAD --date=iso
 382          * a65fedf HEAD@{2012-04-30 08:23:41 -0900}: checkout: moving from br2 to master
 383          * a4a7dce HEAD@{2012-04-30 08:23:37 -0900}: commit: checking in
 384          * c47800c HEAD@{2012-04-30 08:23:28 -0900}: checkout: moving from master to br2
 385          * a65fedf HEAD@{2012-04-30 08:23:23 -0900}: commit:
 386          * be3563a HEAD@{2012-04-30 10:22:43 -0700}: clone: from /Users/ben/src/libgit2/tes
 387          *
 388          * $ git reflog HEAD --date=raw
 389          * a65fedf HEAD@{1335806621 -0900}: checkout: moving from br2 to master
 390          * a4a7dce HEAD@{1335806617 -0900}: commit: checking in
 391          * c47800c HEAD@{1335806608 -0900}: checkout: moving from master to br2
 392          * a65fedf HEAD@{1335806603 -0900}: commit:
 393          * be3563a HEAD@{1335806563 -0700}: clone: from /Users/ben/src/libgit2/tests/resour
 394          */
 395         test_object("HEAD@{10 years ago}", NULL);
 396
 397         test_object("HEAD@{1 second}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 398         test_object("HEAD@{1 second ago}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 399         test_object("HEAD@{2 days ago}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 400
 401         /*
 402          * $ git reflog master --date=iso
 403          * a65fedf master@{2012-04-30 09:23:23 -0800}: commit: checking in
 404          * be3563a master@{2012-04-30 09:22:43 -0800}: clone: from /Users/ben/src...
 405          *
 406          * $ git reflog master --date=raw
 407          * a65fedf master@{1335806603 -0800}: commit: checking in
 408          * be3563a master@{1335806563 -0800}: clone: from /Users/ben/src/libgit2/tests/reso
 409          */
 410
 411
 412         /*
 413          * $ git reflog -1 "master@{2012-04-30 17:22:42 +0000}"
 414          * warning: Log for 'master' only goes back to Mon, 30 Apr 2012 09:22:43 -0800.
 415          */
 416         test_object("master@{2012-04-30 17:22:42 +0000}", NULL);
 417         test_object("master@{2012-04-30 09:22:42 -0800}", NULL);
 418
 419         /*
 420          * $ git reflog -1 "master@{2012-04-30 17:22:43 +0000}"
 421          * be3563a master@{Mon Apr 30 09:22:43 2012 -0800}: clone: from /Users/ben/src/libg
 422          */
 423         test_object("master@{2012-04-30 17:22:43 +0000}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 424         test_object("master@{2012-04-30 09:22:43 -0800}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 425
 426         /*
 427          * $ git reflog -1 "master@{2012-4-30 09:23:27 -0800}"
 428          * a65fedf master@{Mon Apr 30 09:23:23 2012 -0800}: commit: checking in
 429          */
 430         test_object("master@{2012-4-30 09:23:27 -0800}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 431
 432         /*
 433          * $ git reflog -1 master@{2012-05-03}
 434          * a65fedf master@{Mon Apr 30 09:23:23 2012 -0800}: commit: checking in
 435          */
 436         test_object("master@{2012-05-03}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 437
 438         /*
 439          * $ git reflog -1 "master@{1335806603}"
 440          * a65fedf
 441          *
 442          * $ git reflog -1 "master@{1335806602}"
 443          * be3563a
 444          */
 445         test_object("master@{1335806603}", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");
 446         test_object("master@{1335806602}", "be3563ae3f795b2b4353bcce3a527ad0a4f7f644");
 447 }
 448
 449 void test_refs_revparse__colon(void)
 450 {
 451         assert_invalid_single_spec(":/");
 452         assert_invalid_single_spec("point_to_blob:readme.txt");
 453         cl_git_fail(git_revparse_single(&g_obj, g_repo, ":2:README")); /* Not implemented  */
 454
 455         test_object(":/not found in any commit", NULL);
 456         test_object("subtrees:ab/42.txt", NULL);
 457         test_object("subtrees:ab/4.txt/nope", NULL);
 458         test_object("subtrees:nope", NULL);
 459         test_object("test/master^1:branch_file.txt", NULL);
 460
 461         /* From tags */
 462         test_object("test:readme.txt", "0266163a49e280c4f5ed1e08facd36a2bd716bcf");
 463         test_object("tags/test:readme.txt", "0266163a49e280c4f5ed1e08facd36a2bd716bcf");
 464         test_object("e90810b:readme.txt", "0266163a49e280c4f5ed1e08facd36a2bd716bcf");
 465         test_object("tags/e90810b:readme.txt", "0266163a49e280c4f5ed1e08facd36a2bd716bcf");
 466
 467         /* From commits */
 468         test_object("a65f:branch_file.txt", "3697d64be941a53d4ae8f6a271e4e3fa56b022cc");
 469
 470         /* From trees */
 471         test_object("a65f^{tree}:branch_file.txt", "3697d64be941a53d4ae8f6a271e4e3fa56b022cc");
 472         test_object("944c:branch_file.txt", "3697d64be941a53d4ae8f6a271e4e3fa56b022cc");
 473
 474         /* Retrieving trees */
 475         test_object("master:", "944c0f6e4dfa41595e6eb3ceecdb14f50fe18162");
 476         test_object("subtrees:", "ae90f12eea699729ed24555e40b9fd669da12a12");
 477         test_object("subtrees:ab", "f1425cef211cc08caa31e7b545ffb232acb098c3");
 478         test_object("subtrees:ab/", "f1425cef211cc08caa31e7b545ffb232acb098c3");
 479
 480         /* Retrieving blobs */
 481         test_object("subtrees:ab/4.txt", "d6c93164c249c8000205dd4ec5cbca1b516d487f");
 482         test_object("subtrees:ab/de/fgh/1.txt", "1f67fc4386b2d171e0d21be1c447e12660561f9b");
 483         test_object("master:README", "a8233120f6ad708f843d861ce2b7228ec4e3dec6");
 484         test_object("master:new.txt", "a71586c1dfe8a71c6cbf6c129f404c5642ff31bd");
 485         test_object(":/Merge", "a4a7dce85cf63874e984719f4fdd239f5145052f");
 486         test_object(":/one", "c47800c7266a2be04c571c04d5a6614691ea99bd");
 487         test_object(":/packed commit t", "41bc8c69075bbdb46c5c6f0566cc8cc5b46e8bd9");
 488         test_object("test/master^2:branch_file.txt", "45b983be36b73c0788dc9cbcb76cbb80fc7bb057");
 489         test_object("test/master@{1}:branch_file.txt", "3697d64be941a53d4ae8f6a271e4e3fa56b022cc");
 490 }
 491
 492 void test_refs_revparse__disambiguation(void)
 493 {
 494         /*
 495          * $ git show e90810b
 496          * tag e90810b
 497          * Tagger: Vicent Marti <tanoku@gmail.com>
 498          * Date:   Thu Aug 12 03:59:17 2010 +0200
 499          *
 500          * This is a very simple tag.
 501          *
 502          * commit e90810b8df3e80c413d903f631643c716887138d
 503          * Author: Vicent Marti <tanoku@gmail.com>
 504          * Date:   Thu Aug 5 18:42:20 2010 +0200
 505          *
 506          *     Test commit 2
 507          *
 508          * diff --git a/readme.txt b/readme.txt
 509          * index 6336846..0266163 100644
 510          * --- a/readme.txt
 511          * +++ b/readme.txt
 512          * @@ -1 +1,2 @@
 513          *  Testing a readme.txt
 514          * +Now we add a single line here
 515          *
 516          * $ git show-ref e90810b
 517          * 7b4384978d2493e851f9cca7858815fac9b10980 refs/tags/e90810b
 518          *
 519          */
 520         test_object("e90810b", "7b4384978d2493e851f9cca7858815fac9b10980");
 521
 522         /*
 523          * $ git show e90810
 524          * commit e90810b8df3e80c413d903f631643c716887138d
 525          * Author: Vicent Marti <tanoku@gmail.com>
 526          * Date:   Thu Aug 5 18:42:20 2010 +0200
 527          *
 528          *     Test commit 2
 529          *
 530          * diff --git a/readme.txt b/readme.txt
 531          * index 6336846..0266163 100644
 532          * --- a/readme.txt
 533          * +++ b/readme.txt
 534          * @@ -1 +1,2 @@
 535          *  Testing a readme.txt
 536          * +Now we add a single line here
 537          */
 538         test_object("e90810", "e90810b8df3e80c413d903f631643c716887138d");
 539 }
 540
 541 void test_refs_revparse__a_too_short_objectid_returns_EAMBIGUOUS(void)
 542 {
 543         cl_assert_equal_i(
 544                 GIT_EAMBIGUOUS, git_revparse_single(&g_obj, g_repo, "e90"));
 545 }
 546
 547 /*
 548  * $ echo "aabqhq" | git hash-object -t blob --stdin
 549  * dea509d0b3cb8ee0650f6ca210bc83f4678851ba
 550  *
 551  * $ echo "aaazvc" | git hash-object -t blob --stdin
 552  * dea509d097ce692e167dfc6a48a7a280cc5e877e
 553  */
 554 void test_refs_revparse__a_not_precise_enough_objectid_returns_EAMBIGUOUS(void)
 555 {
 556         git_repository *repo;
 557         git_index *index;
 558         git_object *obj;
 559
 560         repo = cl_git_sandbox_init("testrepo");
 561
 562         cl_git_mkfile("testrepo/one.txt", "aabqhq\n");
 563         cl_git_mkfile("testrepo/two.txt", "aaazvc\n");
 564
 565         cl_git_pass(git_repository_index(&index, repo));
 566         cl_git_pass(git_index_add_bypath(index, "one.txt"));
 567         cl_git_pass(git_index_add_bypath(index, "two.txt"));
 568
 569         cl_git_fail_with(git_revparse_single(&obj, repo, "dea509d0"), GIT_EAMBIGUOUS);
 570
 571         cl_git_pass(git_revparse_single(&obj, repo, "dea509d09"));
 572
 573         git_object_free(obj);
 574         git_index_free(index);
 575         cl_git_sandbox_cleanup();
 576 }
 577
 578 void test_refs_revparse__issue_994(void)
 579 {
 580         git_repository *repo;
 581         git_reference *head, *with_at;
 582         git_object *target;
 583
 584         repo = cl_git_sandbox_init("testrepo.git");
 585
 586         cl_assert_equal_i(GIT_ENOTFOUND,
 587                 git_revparse_single(&target, repo, "origin/bim_with_3d@11296"));
 588
 589         cl_assert_equal_i(GIT_ENOTFOUND,
 590                 git_revparse_single(&target, repo, "refs/remotes/origin/bim_with_3d@11296"));
 591
 592
 593         cl_git_pass(git_repository_head(&head, repo));
 594         cl_git_pass(git_reference_create(
 595                 &with_at,
 596                 repo,
 597                 "refs/remotes/origin/bim_with_3d@11296",
 598                 git_reference_target(head),
 599                 0,
 600                 NULL, NULL));
 601
 602         cl_git_pass(git_revparse_single(&target, repo, "origin/bim_with_3d@11296"));
 603         git_object_free(target);
 604
 605         cl_git_pass(git_revparse_single(&target, repo, "refs/remotes/origin/bim_with_3d@11296"));
 606         git_object_free(target);
 607
 608         git_reference_free(with_at);
 609         git_reference_free(head);
 610         cl_git_sandbox_cleanup();
 611 }
 612
 613 /**
 614  * $ git rev-parse blah-7-gc47800c
 615  * c47800c7266a2be04c571c04d5a6614691ea99bd
 616  *
 617  * $ git rev-parse HEAD~3
 618  * 4a202b346bb0fb0db7eff3cffeb3c70babbd2045
 619  *
 620  * $ git branch blah-7-gc47800c HEAD~3
 621  *
 622  * $ git rev-parse blah-7-gc47800c
 623  * 4a202b346bb0fb0db7eff3cffeb3c70babbd2045
 624  */
 625 void test_refs_revparse__try_to_retrieve_branch_before_described_tag(void)
 626 {
 627         git_repository *repo;
 628         git_reference *branch;
 629         git_object *target;
 630         char sha[GIT_OID_HEXSZ + 1];
 631
 632         repo = cl_git_sandbox_init("testrepo.git");
 633
 634         test_object_inrepo("blah-7-gc47800c", "c47800c7266a2be04c571c04d5a6614691ea99bd", repo);
 635
 636         cl_git_pass(git_revparse_single(&target, repo, "HEAD~3"));
 637         cl_git_pass(git_branch_create(&branch, repo, "blah-7-gc47800c", (git_commit *)target, 0));
 638
 639         git_oid_tostr(sha, GIT_OID_HEXSZ + 1, git_object_id(target));
 640
 641         test_object_inrepo("blah-7-gc47800c", sha, repo);
 642
 643         git_reference_free(branch);
 644         git_object_free(target);
 645         cl_git_sandbox_cleanup();
 646 }
 647
 648 /**
 649  * $ git rev-parse a65fedf39aefe402d3bb6e24df4d4f5fe4547750
 650  * a65fedf39aefe402d3bb6e24df4d4f5fe4547750
 651  *
 652  * $ git rev-parse HEAD~3
 653  * 4a202b346bb0fb0db7eff3cffeb3c70babbd2045
 654  *
 655  * $ git branch a65fedf39aefe402d3bb6e24df4d4f5fe4547750 HEAD~3
 656  *
 657  * $ git rev-parse a65fedf39aefe402d3bb6e24df4d4f5fe4547750
 658  * a65fedf39aefe402d3bb6e24df4d4f5fe4547750
 659  *
 660  * $ git rev-parse heads/a65fedf39aefe402d3bb6e24df4d4f5fe4547750
 661  * 4a202b346bb0fb0db7eff3cffeb3c70babbd2045
 662  */
 663 void test_refs_revparse__try_to_retrieve_sha_before_branch(void)
 664 {
 665         git_repository *repo;
 666         git_reference *branch;
 667         git_object *target;
 668         char sha[GIT_OID_HEXSZ + 1];
 669
 670         repo = cl_git_sandbox_init("testrepo.git");
 671
 672         test_object_inrepo("a65fedf39aefe402d3bb6e24df4d4f5fe4547750", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750", repo);
 673
 674         cl_git_pass(git_revparse_single(&target, repo, "HEAD~3"));
 675         cl_git_pass(git_branch_create(&branch, repo, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750", (git_commit *)target, 0));
 676
 677         git_oid_tostr(sha, GIT_OID_HEXSZ + 1, git_object_id(target));
 678
 679         test_object_inrepo("a65fedf39aefe402d3bb6e24df4d4f5fe4547750", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750", repo);
 680         test_object_inrepo("heads/a65fedf39aefe402d3bb6e24df4d4f5fe4547750", sha, repo);
 681
 682         git_reference_free(branch);
 683         git_object_free(target);
 684         cl_git_sandbox_cleanup();
 685 }
 686
 687 /**
 688  * $ git rev-parse c47800
 689  * c47800c7266a2be04c571c04d5a6614691ea99bd
 690  *
 691  * $ git rev-parse HEAD~3
 692  * 4a202b346bb0fb0db7eff3cffeb3c70babbd2045
 693  *
 694  * $ git branch c47800 HEAD~3
 695  *
 696  * $ git rev-parse c47800
 697  * 4a202b346bb0fb0db7eff3cffeb3c70babbd2045
 698  */
 699 void test_refs_revparse__try_to_retrieve_branch_before_abbrev_sha(void)
 700 {
 701         git_repository *repo;
 702         git_reference *branch;
 703         git_object *target;
 704         char sha[GIT_OID_HEXSZ + 1];
 705
 706         repo = cl_git_sandbox_init("testrepo.git");
 707
 708         test_object_inrepo("c47800", "c47800c7266a2be04c571c04d5a6614691ea99bd", repo);
 709
 710         cl_git_pass(git_revparse_single(&target, repo, "HEAD~3"));
 711         cl_git_pass(git_branch_create(&branch, repo, "c47800", (git_commit *)target, 0));
 712
 713         git_oid_tostr(sha, GIT_OID_HEXSZ + 1, git_object_id(target));
 714
 715         test_object_inrepo("c47800", sha, repo);
 716
 717         git_reference_free(branch);
 718         git_object_free(target);
 719         cl_git_sandbox_cleanup();
 720 }
 721
 722
 723 void test_refs_revparse__range(void)
 724 {
 725         assert_invalid_single_spec("be3563a^1..be3563a");
 726
 727         test_rangelike("be3563a^1..be3563a",
 728                        "9fd738e8f7967c078dceed8190330fc8648ee56a",
 729                        "be3563ae3f795b2b4353bcce3a527ad0a4f7f644",
 730                        GIT_REVPARSE_RANGE);
 731
 732         test_rangelike("be3563a^1...be3563a",
 733                        "9fd738e8f7967c078dceed8190330fc8648ee56a",
 734                        "be3563ae3f795b2b4353bcce3a527ad0a4f7f644",
 735                        GIT_REVPARSE_RANGE | GIT_REVPARSE_MERGE_BASE);
 736
 737         test_rangelike("be3563a^1.be3563a", NULL, NULL, 0);
 738 }
 739
 740 void test_refs_revparse__parses_range_operator(void)
 741 {
 742         test_id("HEAD", "a65fedf39aefe402d3bb6e24df4d4f5fe4547750", NULL, GIT_REVPARSE_SINGLE);
 743         test_id("HEAD~3..HEAD",
 744                 "4a202b346bb0fb0db7eff3cffeb3c70babbd2045",
 745                 "a65fedf39aefe402d3bb6e24df4d4f5fe4547750",
 746                 GIT_REVPARSE_RANGE);
 747
 748         test_id("HEAD~3...HEAD",
 749                 "4a202b346bb0fb0db7eff3cffeb3c70babbd2045",
 750                 "a65fedf39aefe402d3bb6e24df4d4f5fe4547750",
 751                 GIT_REVPARSE_RANGE | GIT_REVPARSE_MERGE_BASE);
 752 }
 753
 754 void test_refs_revparse__ext_retrieves_both_the_reference_and_its_target(void)
 755 {
 756         test_object_and_ref(
 757                 "master@{upstream}",
 758                 "be3563ae3f795b2b4353bcce3a527ad0a4f7f644",
 759                 "refs/remotes/test/master");
 760
 761         test_object_and_ref(
 762                 "@{-1}",
 763                 "a4a7dce85cf63874e984719f4fdd239f5145052f",
 764                 "refs/heads/br2");
 765 }
 766
 767 void test_refs_revparse__ext_can_expand_short_reference_names(void)
 768 {
 769         test_object_and_ref(
 770                 "master",
 771                 "a65fedf39aefe402d3bb6e24df4d4f5fe4547750",
 772                 "refs/heads/master");
 773
 774         test_object_and_ref(
 775                 "HEAD",
 776                 "a65fedf39aefe402d3bb6e24df4d4f5fe4547750",
 777                 "refs/heads/master");
 778
 779     test_object_and_ref(
 780                 "tags/test",
 781                 "b25fa35b38051e4ae45d4222e795f9df2e43f1d1",
 782         "refs/tags/test");
 783 }
 784
 785 void test_refs_revparse__ext_returns_NULL_reference_when_expression_points_at_a_revision(void)
 786 {
 787     test_object_and_ref(
 788         "HEAD~3",
 789         "4a202b346bb0fb0db7eff3cffeb3c70babbd2045",
 790         NULL);
 791
 792     test_object_and_ref(
 793         "HEAD~0",
 794         "a65fedf39aefe402d3bb6e24df4d4f5fe4547750",
 795         NULL);
 796
 797     test_object_and_ref(
 798         "HEAD^0",
 799         "a65fedf39aefe402d3bb6e24df4d4f5fe4547750",
 800         NULL);
 801
 802     test_object_and_ref(
 803                 "@{-1}@{0}",
 804                 "a4a7dce85cf63874e984719f4fdd239f5145052f",
 805                 NULL);
 806 }
 807
 808 void test_refs_revparse__ext_returns_NULL_reference_when_expression_points_at_a_tree_content(void)
 809 {
 810     test_object_and_ref(
 811                 "tags/test:readme.txt",
 812                 "0266163a49e280c4f5ed1e08facd36a2bd716bcf",
 813         NULL);
 814 }