thodg/libgit2/tests/revwalk/basic.c
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Hash : 6990a492
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Date : 2019-05-06T11:39:51
revwalk: fix memory leak in error handling This is not implemented and should fail, but it should also not leak. To allow the memory debugger to find leaks and fix this one we test this.
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tests/revwalk/basic.c
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#include "clar_libgit2.h" /* * a4a7dce [0] Merge branch 'master' into br2 |\ | * 9fd738e [1] a fourth commit | * 4a202b3 [2] a third commit * | c47800c [3] branch commit one |/ * 5b5b025 [5] another commit * 8496071 [4] testing */ static const char *commit_head = "a4a7dce85cf63874e984719f4fdd239f5145052f"; static const char *commit_ids[] = { "a4a7dce85cf63874e984719f4fdd239f5145052f", /* 0 */ "9fd738e8f7967c078dceed8190330fc8648ee56a", /* 1 */ "4a202b346bb0fb0db7eff3cffeb3c70babbd2045", /* 2 */ "c47800c7266a2be04c571c04d5a6614691ea99bd", /* 3 */ "8496071c1b46c854b31185ea97743be6a8774479", /* 4 */ "5b5b025afb0b4c913b4c338a42934a3863bf3644", /* 5 */ }; /* Careful: there are two possible topological sorts */ static const int commit_sorting_topo[][6] = { {0, 1, 2, 3, 5, 4}, {0, 3, 1, 2, 5, 4} }; static const int commit_sorting_time[][6] = { {0, 3, 1, 2, 5, 4} }; static const int commit_sorting_topo_reverse[][6] = { {4, 5, 3, 2, 1, 0}, {4, 5, 2, 1, 3, 0} }; static const int commit_sorting_time_reverse[][6] = { {4, 5, 2, 1, 3, 0} }; /* This is specified unsorted, so both combinations are possible */ static const int commit_sorting_segment[][6] = { {1, 2, -1, -1, -1, -1}, {2, 1, -1, -1, -1, -1} }; #define commit_count 6 static const int result_bytes = 24; static int get_commit_index(git_oid *raw_oid) { int i; char oid[GIT_OID_HEXSZ]; git_oid_fmt(oid, raw_oid); for (i = 0; i < commit_count; ++i) if (memcmp(oid, commit_ids[i], GIT_OID_HEXSZ) == 0) return i; return -1; } static int test_walk_only(git_revwalk *walk, const int possible_results[][commit_count], int results_count) { git_oid oid; int i; int result_array[commit_count]; for (i = 0; i < commit_count; ++i) result_array[i] = -1; i = 0; while (git_revwalk_next(&oid, walk) == 0) { result_array[i++] = get_commit_index(&oid); /*{ char str[GIT_OID_HEXSZ+1]; git_oid_fmt(str, &oid); str[GIT_OID_HEXSZ] = 0; printf(" %d) %s\n", i, str); }*/ } for (i = 0; i < results_count; ++i) if (memcmp(possible_results[i], result_array, result_bytes) == 0) return 0; return GIT_ERROR; } static int test_walk(git_revwalk *walk, const git_oid *root, int flags, const int possible_results[][6], int results_count) { git_revwalk_sorting(walk, flags); git_revwalk_push(walk, root); return test_walk_only(walk, possible_results, results_count); } static git_repository *_repo = NULL; static git_revwalk *_walk = NULL; static const char *_fixture = NULL; void test_revwalk_basic__initialize(void) { } void test_revwalk_basic__cleanup(void) { git_revwalk_free(_walk); if (_fixture) cl_git_sandbox_cleanup(); else git_repository_free(_repo); _fixture = NULL; _repo = NULL; _walk = NULL; } static void revwalk_basic_setup_walk(const char *fixture) { if (fixture) { _fixture = fixture; _repo = cl_git_sandbox_init(fixture); } else { cl_git_pass(git_repository_open(&_repo, cl_fixture("testrepo.git"))); } cl_git_pass(git_revwalk_new(&_walk, _repo)); } void test_revwalk_basic__sorting_modes(void) { git_oid id; revwalk_basic_setup_walk(NULL); git_oid_fromstr(&id, commit_head); cl_git_pass(test_walk(_walk, &id, GIT_SORT_TIME, commit_sorting_time, 1)); cl_git_pass(test_walk(_walk, &id, GIT_SORT_TOPOLOGICAL, commit_sorting_topo, 2)); cl_git_pass(test_walk(_walk, &id, GIT_SORT_TIME | GIT_SORT_REVERSE, commit_sorting_time_reverse, 1)); cl_git_pass(test_walk(_walk, &id, GIT_SORT_TOPOLOGICAL | GIT_SORT_REVERSE, commit_sorting_topo_reverse, 2)); } void test_revwalk_basic__glob_heads(void) { int i = 0; git_oid oid; revwalk_basic_setup_walk(NULL); cl_git_pass(git_revwalk_push_glob(_walk, "heads")); while (git_revwalk_next(&oid, _walk) == 0) i++; /* git log --branches --oneline | wc -l => 14 */ cl_assert_equal_i(i, 14); } void test_revwalk_basic__glob_heads_with_invalid(void) { int i; git_oid oid; revwalk_basic_setup_walk("testrepo"); cl_git_mkfile("testrepo/.git/refs/heads/garbage", "not-a-ref"); cl_git_pass(git_revwalk_push_glob(_walk, "heads")); for (i = 0; !git_revwalk_next(&oid, _walk); ++i) /* walking */; /* git log --branches --oneline | wc -l => 16 */ cl_assert_equal_i(20, i); } void test_revwalk_basic__push_head(void) { int i = 0; git_oid oid; revwalk_basic_setup_walk(NULL); cl_git_pass(git_revwalk_push_head(_walk)); while (git_revwalk_next(&oid, _walk) == 0) { i++; } /* git log HEAD --oneline | wc -l => 7 */ cl_assert_equal_i(i, 7); } void test_revwalk_basic__sorted_after_reset(void) { int i = 0; git_oid oid; revwalk_basic_setup_walk(NULL); git_oid_fromstr(&oid, commit_head); /* push, sort, and test the walk */ cl_git_pass(git_revwalk_push(_walk, &oid)); git_revwalk_sorting(_walk, GIT_SORT_TIME); cl_git_pass(test_walk_only(_walk, commit_sorting_time, 2)); /* reset, push, and test again - we should see all entries */ git_revwalk_reset(_walk); cl_git_pass(git_revwalk_push(_walk, &oid)); while (git_revwalk_next(&oid, _walk) == 0) i++; cl_assert_equal_i(i, commit_count); } void test_revwalk_basic__push_head_hide_ref(void) { int i = 0; git_oid oid; revwalk_basic_setup_walk(NULL); cl_git_pass(git_revwalk_push_head(_walk)); cl_git_pass(git_revwalk_hide_ref(_walk, "refs/heads/packed-test")); while (git_revwalk_next(&oid, _walk) == 0) { i++; } /* git log HEAD --oneline --not refs/heads/packed-test | wc -l => 4 */ cl_assert_equal_i(i, 4); } void test_revwalk_basic__push_head_hide_ref_nobase(void) { int i = 0; git_oid oid; revwalk_basic_setup_walk(NULL); cl_git_pass(git_revwalk_push_head(_walk)); cl_git_pass(git_revwalk_hide_ref(_walk, "refs/heads/packed")); while (git_revwalk_next(&oid, _walk) == 0) { i++; } /* git log HEAD --oneline --not refs/heads/packed | wc -l => 7 */ cl_assert_equal_i(i, 7); } /* * $ git rev-list HEAD 5b5b02 ^refs/heads/packed-test * a65fedf39aefe402d3bb6e24df4d4f5fe4547750 * be3563ae3f795b2b4353bcce3a527ad0a4f7f644 * c47800c7266a2be04c571c04d5a6614691ea99bd * 9fd738e8f7967c078dceed8190330fc8648ee56a * $ git log HEAD 5b5b02 --oneline --not refs/heads/packed-test | wc -l => 4 * a65fedf * be3563a Merge branch 'br2' * c47800c branch commit one * 9fd738e a fourth commit */ void test_revwalk_basic__multiple_push_1(void) { int i = 0; git_oid oid; revwalk_basic_setup_walk(NULL); cl_git_pass(git_revwalk_push_head(_walk)); cl_git_pass(git_revwalk_hide_ref(_walk, "refs/heads/packed-test")); cl_git_pass(git_oid_fromstr(&oid, "5b5b025afb0b4c913b4c338a42934a3863bf3644")); cl_git_pass(git_revwalk_push(_walk, &oid)); while (git_revwalk_next(&oid, _walk) == 0) i++; cl_assert_equal_i(i, 4); } /* * Difference between test_revwalk_basic__multiple_push_1 and * test_revwalk_basic__multiple_push_2 is in the order reference * refs/heads/packed-test and commit 5b5b02 are pushed. * revwalk should return same commits in both the tests. * $ git rev-list 5b5b02 HEAD ^refs/heads/packed-test * a65fedf39aefe402d3bb6e24df4d4f5fe4547750 * be3563ae3f795b2b4353bcce3a527ad0a4f7f644 * c47800c7266a2be04c571c04d5a6614691ea99bd * 9fd738e8f7967c078dceed8190330fc8648ee56a * $ git log 5b5b02 HEAD --oneline --not refs/heads/packed-test | wc -l => 4 * a65fedf * be3563a Merge branch 'br2' * c47800c branch commit one * 9fd738e a fourth commit */ void test_revwalk_basic__multiple_push_2(void) { int i = 0; git_oid oid; revwalk_basic_setup_walk(NULL); cl_git_pass(git_oid_fromstr(&oid, "5b5b025afb0b4c913b4c338a42934a3863bf3644")); cl_git_pass(git_revwalk_push(_walk, &oid)); cl_git_pass(git_revwalk_hide_ref(_walk, "refs/heads/packed-test")); cl_git_pass(git_revwalk_push_head(_walk)); while (git_revwalk_next(&oid, _walk) == 0) i++; cl_assert_equal_i(i, 4); } void test_revwalk_basic__disallow_non_commit(void) { git_oid oid; revwalk_basic_setup_walk(NULL); cl_git_pass(git_oid_fromstr(&oid, "521d87c1ec3aef9824daf6d96cc0ae3710766d91")); cl_git_fail(git_revwalk_push(_walk, &oid)); } void test_revwalk_basic__hide_then_push(void) { git_oid oid; int i = 0; revwalk_basic_setup_walk(NULL); cl_git_pass(git_oid_fromstr(&oid, "5b5b025afb0b4c913b4c338a42934a3863bf3644")); cl_git_pass(git_revwalk_hide(_walk, &oid)); cl_git_pass(git_revwalk_push(_walk, &oid)); while (git_revwalk_next(&oid, _walk) == 0) i++; cl_assert_equal_i(i, 0); } void test_revwalk_basic__topo_crash(void) { git_oid oid; git_oid_fromstr(&oid, "5b5b025afb0b4c913b4c338a42934a3863bf3644"); revwalk_basic_setup_walk(NULL); git_revwalk_sorting(_walk, GIT_SORT_TOPOLOGICAL); cl_git_pass(git_revwalk_push(_walk, &oid)); cl_git_pass(git_revwalk_hide(_walk, &oid)); git_revwalk_next(&oid, _walk); } void test_revwalk_basic__from_new_to_old(void) { git_oid from_oid, to_oid, oid; int i = 0; revwalk_basic_setup_walk(NULL); git_revwalk_sorting(_walk, GIT_SORT_TIME); cl_git_pass(git_oid_fromstr(&to_oid, "5b5b025afb0b4c913b4c338a42934a3863bf3644")); cl_git_pass(git_oid_fromstr(&from_oid, "a4a7dce85cf63874e984719f4fdd239f5145052f")); cl_git_pass(git_revwalk_push(_walk, &to_oid)); cl_git_pass(git_revwalk_hide(_walk, &from_oid)); while (git_revwalk_next(&oid, _walk) == 0) i++; cl_assert_equal_i(i, 0); } void test_revwalk_basic__push_range(void) { revwalk_basic_setup_walk(NULL); git_revwalk_reset(_walk); git_revwalk_sorting(_walk, 0); cl_git_pass(git_revwalk_push_range(_walk, "9fd738e~2..9fd738e")); cl_git_pass(test_walk_only(_walk, commit_sorting_segment, 2)); } void test_revwalk_basic__push_range_merge_base(void) { revwalk_basic_setup_walk(NULL); git_revwalk_reset(_walk); git_revwalk_sorting(_walk, 0); cl_git_fail_with(GIT_EINVALIDSPEC, git_revwalk_push_range(_walk, "HEAD...HEAD~2")); } void test_revwalk_basic__push_range_no_range(void) { revwalk_basic_setup_walk(NULL); git_revwalk_reset(_walk); git_revwalk_sorting(_walk, 0); cl_git_fail_with(GIT_EINVALIDSPEC, git_revwalk_push_range(_walk, "HEAD")); } void test_revwalk_basic__push_mixed(void) { git_oid oid; int i = 0; revwalk_basic_setup_walk(NULL); git_revwalk_reset(_walk); git_revwalk_sorting(_walk, 0); cl_git_pass(git_revwalk_push_glob(_walk, "tags")); while (git_revwalk_next(&oid, _walk) == 0) { i++; } /* git rev-list --count --glob=tags #=> 9 */ cl_assert_equal_i(9, i); } void test_revwalk_basic__push_all(void) { git_oid oid; int i = 0; revwalk_basic_setup_walk(NULL); git_revwalk_reset(_walk); git_revwalk_sorting(_walk, 0); cl_git_pass(git_revwalk_push_glob(_walk, "*")); while (git_revwalk_next(&oid, _walk) == 0) { i++; } /* git rev-list --count --all #=> 15 */ cl_assert_equal_i(15, i); } /* * $ git rev-list br2 master e908 * a65fedf39aefe402d3bb6e24df4d4f5fe4547750 * e90810b8df3e80c413d903f631643c716887138d * 6dcf9bf7541ee10456529833502442f385010c3d * a4a7dce85cf63874e984719f4fdd239f5145052f * be3563ae3f795b2b4353bcce3a527ad0a4f7f644 * c47800c7266a2be04c571c04d5a6614691ea99bd * 9fd738e8f7967c078dceed8190330fc8648ee56a * 4a202b346bb0fb0db7eff3cffeb3c70babbd2045 * 5b5b025afb0b4c913b4c338a42934a3863bf3644 * 8496071c1b46c854b31185ea97743be6a8774479 */ void test_revwalk_basic__mimic_git_rev_list(void) { git_oid oid; revwalk_basic_setup_walk(NULL); git_revwalk_sorting(_walk, GIT_SORT_TIME); cl_git_pass(git_revwalk_push_ref(_walk, "refs/heads/br2")); cl_git_pass(git_revwalk_push_ref(_walk, "refs/heads/master")); cl_git_pass(git_oid_fromstr(&oid, "e90810b8df3e80c413d903f631643c716887138d")); cl_git_pass(git_revwalk_push(_walk, &oid)); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "e90810b8df3e80c413d903f631643c716887138d")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "6dcf9bf7541ee10456529833502442f385010c3d")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "a4a7dce85cf63874e984719f4fdd239f5145052f")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "be3563ae3f795b2b4353bcce3a527ad0a4f7f644")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "c47800c7266a2be04c571c04d5a6614691ea99bd")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "9fd738e8f7967c078dceed8190330fc8648ee56a")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "4a202b346bb0fb0db7eff3cffeb3c70babbd2045")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "5b5b025afb0b4c913b4c338a42934a3863bf3644")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "8496071c1b46c854b31185ea97743be6a8774479")); cl_git_fail_with(git_revwalk_next(&oid, _walk), GIT_ITEROVER); } void test_revwalk_basic__big_timestamp(void) { git_reference *head; git_commit *tip; git_signature *sig; git_tree *tree; git_oid id; int error; revwalk_basic_setup_walk("testrepo.git"); cl_git_pass(git_repository_head(&head, _repo)); cl_git_pass(git_reference_peel((git_object **) &tip, head, GIT_OBJECT_COMMIT)); /* Commit with a far-ahead timestamp, we should be able to parse it in the revwalk */ cl_git_pass(git_signature_new(&sig, "Joe", "joe@example.com", 2399662595ll, 0)); cl_git_pass(git_commit_tree(&tree, tip)); cl_git_pass(git_commit_create(&id, _repo, "HEAD", sig, sig, NULL, "some message", tree, 1, (const git_commit **)&tip)); cl_git_pass(git_revwalk_push_head(_walk)); while ((error = git_revwalk_next(&id, _walk)) == 0) { /* nothing */ } cl_assert_equal_i(GIT_ITEROVER, error); git_tree_free(tree); git_commit_free(tip); git_reference_free(head); git_signature_free(sig); } /* Ensure that we correctly hide a commit that is (timewise) older * than the commits that we are showing. * * % git rev-list 8e73b76..bd75801 * bd758010071961f28336333bc41e9c64c9a64866 */ void test_revwalk_basic__old_hidden_commit_one(void) { git_oid new_id, old_id, oid; revwalk_basic_setup_walk("testrepo.git"); cl_git_pass(git_oid_fromstr(&new_id, "bd758010071961f28336333bc41e9c64c9a64866")); cl_git_pass(git_revwalk_push(_walk, &new_id)); cl_git_pass(git_oid_fromstr(&old_id, "8e73b769e97678d684b809b163bebdae2911720f")); cl_git_pass(git_revwalk_hide(_walk, &old_id)); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "bd758010071961f28336333bc41e9c64c9a64866")); cl_git_fail_with(GIT_ITEROVER, git_revwalk_next(&oid, _walk)); } /* Ensure that we correctly hide a commit that is (timewise) older * than the commits that we are showing. * * % git rev-list bd75801 ^b91e763 * bd758010071961f28336333bc41e9c64c9a64866 */ void test_revwalk_basic__old_hidden_commit_two(void) { git_oid new_id, old_id, oid; revwalk_basic_setup_walk("testrepo.git"); cl_git_pass(git_oid_fromstr(&new_id, "bd758010071961f28336333bc41e9c64c9a64866")); cl_git_pass(git_revwalk_push(_walk, &new_id)); cl_git_pass(git_oid_fromstr(&old_id, "b91e763008b10db366442469339f90a2b8400d0a")); cl_git_pass(git_revwalk_hide(_walk, &old_id)); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(!git_oid_streq(&oid, "bd758010071961f28336333bc41e9c64c9a64866")); cl_git_fail_with(GIT_ITEROVER, git_revwalk_next(&oid, _walk)); } /* * Ensure that we correctly hide all parent commits of a newer * commit when first hiding older commits. * * % git rev-list D ^B ^A ^E * 790ba0facf6fd103699a5c40cd19dad277ff49cd * b82cee5004151ae0c4f82b69fb71b87477664b6f */ void test_revwalk_basic__newer_hidden_commit_hides_old_commits(void) { git_oid oid; revwalk_basic_setup_walk("revwalk.git"); cl_git_pass(git_revwalk_push_ref(_walk, "refs/heads/D")); cl_git_pass(git_revwalk_hide_ref(_walk, "refs/heads/B")); cl_git_pass(git_revwalk_hide_ref(_walk, "refs/heads/A")); cl_git_pass(git_revwalk_hide_ref(_walk, "refs/heads/E")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(git_oid_streq(&oid, "b82cee5004151ae0c4f82b69fb71b87477664b6f")); cl_git_pass(git_revwalk_next(&oid, _walk)); cl_assert(git_oid_streq(&oid, "790ba0facf6fd103699a5c40cd19dad277ff49cd")); cl_git_fail_with(GIT_ITEROVER, git_revwalk_next(&oid, _walk)); }