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Diffstat (limited to 'tests/libgit2/refs/create.c')
| -rw-r--r-- | tests/libgit2/refs/create.c | 362 |
1 files changed, 362 insertions, 0 deletions
diff --git a/tests/libgit2/refs/create.c b/tests/libgit2/refs/create.c new file mode 100644 index 000000000..01eb62a52 --- /dev/null +++ b/tests/libgit2/refs/create.c @@ -0,0 +1,362 @@ +#include "clar_libgit2.h" + +#include "repository.h" +#include "git2/reflog.h" +#include "reflog.h" +#include "ref_helpers.h" + +static const char *current_master_tip = "099fabac3a9ea935598528c27f866e34089c2eff"; +static const char *current_head_target = "refs/heads/master"; + +static git_repository *g_repo; + +void test_refs_create__initialize(void) +{ + g_repo = cl_git_sandbox_init("testrepo"); + p_fsync__cnt = 0; +} + +void test_refs_create__cleanup(void) +{ + cl_git_sandbox_cleanup(); + + cl_git_pass(git_libgit2_opts(GIT_OPT_ENABLE_STRICT_OBJECT_CREATION, 1)); + cl_git_pass(git_libgit2_opts(GIT_OPT_ENABLE_STRICT_SYMBOLIC_REF_CREATION, 1)); + cl_git_pass(git_libgit2_opts(GIT_OPT_ENABLE_FSYNC_GITDIR, 0)); +} + +void test_refs_create__symbolic(void) +{ + /* create a new symbolic reference */ + git_reference *new_reference, *looked_up_ref, *resolved_ref; + git_repository *repo2; + git_oid id; + + const char *new_head_tracker = "ANOTHER_HEAD_TRACKER"; + + git_oid_fromstr(&id, current_master_tip); + + /* Create and write the new symbolic reference */ + cl_git_pass(git_reference_symbolic_create(&new_reference, g_repo, new_head_tracker, current_head_target, 0, NULL)); + + /* Ensure the reference can be looked-up... */ + cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, new_head_tracker)); + cl_assert(git_reference_type(looked_up_ref) & GIT_REFERENCE_SYMBOLIC); + cl_assert(reference_is_packed(looked_up_ref) == 0); + cl_assert_equal_s(looked_up_ref->name, new_head_tracker); + + /* ...peeled.. */ + cl_git_pass(git_reference_resolve(&resolved_ref, looked_up_ref)); + cl_assert(git_reference_type(resolved_ref) == GIT_REFERENCE_DIRECT); + + /* ...and that it points to the current master tip */ + cl_assert_equal_oid(&id, git_reference_target(resolved_ref)); + git_reference_free(looked_up_ref); + git_reference_free(resolved_ref); + + /* Similar test with a fresh new repository */ + cl_git_pass(git_repository_open(&repo2, "testrepo")); + + cl_git_pass(git_reference_lookup(&looked_up_ref, repo2, new_head_tracker)); + cl_git_pass(git_reference_resolve(&resolved_ref, looked_up_ref)); + cl_assert_equal_oid(&id, git_reference_target(resolved_ref)); + + git_repository_free(repo2); + + git_reference_free(new_reference); + git_reference_free(looked_up_ref); + git_reference_free(resolved_ref); +} + +void test_refs_create__symbolic_with_arbitrary_content(void) +{ + git_reference *new_reference, *looked_up_ref; + git_repository *repo2; + git_oid id; + + const char *new_head_tracker = "ANOTHER_HEAD_TRACKER"; + const char *arbitrary_target = "ARBITRARY DATA"; + + git_oid_fromstr(&id, current_master_tip); + + /* Attempt to create symbolic ref with arbitrary data in target + * fails by default + */ + cl_git_fail(git_reference_symbolic_create(&new_reference, g_repo, new_head_tracker, arbitrary_target, 0, NULL)); + + git_libgit2_opts(GIT_OPT_ENABLE_STRICT_SYMBOLIC_REF_CREATION, 0); + + /* With strict target validation disabled, ref creation succeeds */ + cl_git_pass(git_reference_symbolic_create(&new_reference, g_repo, new_head_tracker, arbitrary_target, 0, NULL)); + + /* Ensure the reference can be looked-up... */ + cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, new_head_tracker)); + cl_assert(git_reference_type(looked_up_ref) & GIT_REFERENCE_SYMBOLIC); + cl_assert(reference_is_packed(looked_up_ref) == 0); + cl_assert_equal_s(looked_up_ref->name, new_head_tracker); + git_reference_free(looked_up_ref); + + /* Ensure the target is what we expect it to be */ + cl_assert_equal_s(git_reference_symbolic_target(new_reference), arbitrary_target); + + /* Similar test with a fresh new repository object */ + cl_git_pass(git_repository_open(&repo2, "testrepo")); + + /* Ensure the reference can be looked-up... */ + cl_git_pass(git_reference_lookup(&looked_up_ref, repo2, new_head_tracker)); + cl_assert(git_reference_type(looked_up_ref) & GIT_REFERENCE_SYMBOLIC); + cl_assert(reference_is_packed(looked_up_ref) == 0); + cl_assert_equal_s(looked_up_ref->name, new_head_tracker); + + /* Ensure the target is what we expect it to be */ + cl_assert_equal_s(git_reference_symbolic_target(new_reference), arbitrary_target); + + git_repository_free(repo2); + git_reference_free(new_reference); + git_reference_free(looked_up_ref); +} + +void test_refs_create__deep_symbolic(void) +{ + /* create a deep symbolic reference */ + git_reference *new_reference, *looked_up_ref, *resolved_ref; + git_oid id; + + const char *new_head_tracker = "deep/rooted/tracker"; + + git_oid_fromstr(&id, current_master_tip); + + cl_git_pass(git_reference_symbolic_create(&new_reference, g_repo, new_head_tracker, current_head_target, 0, NULL)); + cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, new_head_tracker)); + cl_git_pass(git_reference_resolve(&resolved_ref, looked_up_ref)); + cl_assert_equal_oid(&id, git_reference_target(resolved_ref)); + + git_reference_free(new_reference); + git_reference_free(looked_up_ref); + git_reference_free(resolved_ref); +} + +void test_refs_create__oid(void) +{ + /* create a new OID reference */ + git_reference *new_reference, *looked_up_ref; + git_repository *repo2; + git_oid id; + + const char *new_head = "refs/heads/new-head"; + + git_oid_fromstr(&id, current_master_tip); + + /* Create and write the new object id reference */ + cl_git_pass(git_reference_create(&new_reference, g_repo, new_head, &id, 0, NULL)); + + /* Ensure the reference can be looked-up... */ + cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, new_head)); + cl_assert(git_reference_type(looked_up_ref) & GIT_REFERENCE_DIRECT); + cl_assert(reference_is_packed(looked_up_ref) == 0); + cl_assert_equal_s(looked_up_ref->name, new_head); + + /* ...and that it points to the current master tip */ + cl_assert_equal_oid(&id, git_reference_target(looked_up_ref)); + git_reference_free(looked_up_ref); + + /* Similar test with a fresh new repository */ + cl_git_pass(git_repository_open(&repo2, "testrepo")); + + cl_git_pass(git_reference_lookup(&looked_up_ref, repo2, new_head)); + cl_assert_equal_oid(&id, git_reference_target(looked_up_ref)); + + git_repository_free(repo2); + + git_reference_free(new_reference); + git_reference_free(looked_up_ref); +} + +/* Can by default create a reference that targets at an unknown id */ +void test_refs_create__oid_unknown_succeeds_without_strict(void) +{ + git_reference *new_reference, *looked_up_ref; + git_oid id; + + const char *new_head = "refs/heads/new-head"; + + git_oid_fromstr(&id, "deadbeef3f795b2b4353bcce3a527ad0a4f7f644"); + + cl_git_pass(git_libgit2_opts(GIT_OPT_ENABLE_STRICT_OBJECT_CREATION, 0)); + + /* Create and write the new object id reference */ + cl_git_pass(git_reference_create(&new_reference, g_repo, new_head, &id, 0, NULL)); + git_reference_free(new_reference); + + /* Ensure the reference can't be looked-up... */ + cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, new_head)); + git_reference_free(looked_up_ref); +} + +/* Strict object enforcement enforces valid object id */ +void test_refs_create__oid_unknown_fails_by_default(void) +{ + git_reference *new_reference, *looked_up_ref; + git_oid id; + + const char *new_head = "refs/heads/new-head"; + + git_oid_fromstr(&id, "deadbeef3f795b2b4353bcce3a527ad0a4f7f644"); + + /* Create and write the new object id reference */ + cl_git_fail(git_reference_create(&new_reference, g_repo, new_head, &id, 0, NULL)); + + /* Ensure the reference can't be looked-up... */ + cl_git_fail(git_reference_lookup(&looked_up_ref, g_repo, new_head)); +} + +void test_refs_create__propagate_eexists(void) +{ + git_oid oid; + + /* Make sure it works for oid and for symbolic both */ + cl_git_pass(git_oid_fromstr(&oid, current_master_tip)); + cl_git_fail_with(GIT_EEXISTS, git_reference_create(NULL, g_repo, current_head_target, &oid, false, NULL)); + cl_git_fail_with(GIT_EEXISTS, git_reference_symbolic_create(NULL, g_repo, "HEAD", current_head_target, false, NULL)); +} + +void test_refs_create__existing_dir_propagates_edirectory(void) +{ + git_reference *new_reference, *fail_reference; + git_oid id; + const char *dir_head = "refs/heads/new-dir/new-head", + *fail_head = "refs/heads/new-dir"; + + git_oid_fromstr(&id, current_master_tip); + + /* Create and write the new object id reference */ + cl_git_pass(git_reference_create(&new_reference, g_repo, dir_head, &id, 1, NULL)); + cl_git_fail_with(GIT_EDIRECTORY, + git_reference_create(&fail_reference, g_repo, fail_head, &id, false, NULL)); + + git_reference_free(new_reference); +} + +static void test_invalid_name(const char *name) +{ + git_reference *new_reference; + git_oid id; + + git_oid_fromstr(&id, current_master_tip); + + cl_assert_equal_i(GIT_EINVALIDSPEC, git_reference_create( + &new_reference, g_repo, name, &id, 0, NULL)); + + cl_assert_equal_i(GIT_EINVALIDSPEC, git_reference_symbolic_create( + &new_reference, g_repo, name, current_head_target, 0, NULL)); +} + +void test_refs_create__creating_a_reference_with_an_invalid_name_returns_EINVALIDSPEC(void) +{ + test_invalid_name("refs/heads/inv@{id"); + test_invalid_name("refs/heads/back\\slash"); + + test_invalid_name("refs/heads/foo "); + test_invalid_name("refs/heads/foo /bar"); + test_invalid_name("refs/heads/com1:bar/foo"); + + test_invalid_name("refs/heads/e:"); + test_invalid_name("refs/heads/c:/foo"); + + test_invalid_name("refs/heads/foo."); +} + +static void test_win32_name(const char *name) +{ + git_reference *new_reference = NULL; + git_oid id; + int ret; + + git_oid_fromstr(&id, current_master_tip); + + ret = git_reference_create(&new_reference, g_repo, name, &id, 0, NULL); + +#ifdef GIT_WIN32 + cl_assert_equal_i(GIT_EINVALIDSPEC, ret); +#else + cl_git_pass(ret); +#endif + + git_reference_free(new_reference); +} + +void test_refs_create__creating_a_loose_ref_with_invalid_windows_name(void) +{ + test_win32_name("refs/heads/foo./bar"); + + test_win32_name("refs/heads/aux"); + test_win32_name("refs/heads/aux.foo/bar"); + + test_win32_name("refs/heads/com1"); +} + +/* Creating a loose ref involves fsync'ing the reference, the + * reflog and (on non-Windows) the containing directories. + * Creating a packed ref involves fsync'ing the packed ref file + * and (on non-Windows) the containing directory. + */ +#ifdef GIT_WIN32 +static int expected_fsyncs_create = 2, expected_fsyncs_compress = 1; +#else +static int expected_fsyncs_create = 4, expected_fsyncs_compress = 2; +#endif + +static void count_fsyncs(size_t *create_count, size_t *compress_count) +{ + git_reference *ref = NULL; + git_refdb *refdb; + git_oid id; + + p_fsync__cnt = 0; + + git_oid_fromstr(&id, current_master_tip); + cl_git_pass(git_reference_create(&ref, g_repo, "refs/heads/fsync_test", &id, 0, "log message")); + git_reference_free(ref); + + *create_count = p_fsync__cnt; + p_fsync__cnt = 0; + + cl_git_pass(git_repository_refdb(&refdb, g_repo)); + cl_git_pass(git_refdb_compress(refdb)); + git_refdb_free(refdb); + + *compress_count = p_fsync__cnt; + p_fsync__cnt = 0; +} + +void test_refs_create__does_not_fsync_by_default(void) +{ + size_t create_count, compress_count; + count_fsyncs(&create_count, &compress_count); + + cl_assert_equal_i(0, create_count); + cl_assert_equal_i(0, compress_count); +} + +void test_refs_create__fsyncs_when_global_opt_set(void) +{ + size_t create_count, compress_count; + + cl_git_pass(git_libgit2_opts(GIT_OPT_ENABLE_FSYNC_GITDIR, 1)); + count_fsyncs(&create_count, &compress_count); + + cl_assert_equal_i(expected_fsyncs_create, create_count); + cl_assert_equal_i(expected_fsyncs_compress, compress_count); +} + +void test_refs_create__fsyncs_when_repo_config_set(void) +{ + size_t create_count, compress_count; + + cl_repo_set_bool(g_repo, "core.fsyncObjectFiles", true); + + count_fsyncs(&create_count, &compress_count); + + cl_assert_equal_i(expected_fsyncs_create, create_count); + cl_assert_equal_i(expected_fsyncs_compress, compress_count); +} |