diff options
Diffstat (limited to 'tests-clar/refs/read.c')
-rw-r--r-- | tests-clar/refs/read.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/tests-clar/refs/read.c b/tests-clar/refs/read.c new file mode 100644 index 000000000..d7111b232 --- /dev/null +++ b/tests-clar/refs/read.c @@ -0,0 +1,194 @@ +#include "clar_libgit2.h" + +#include "repository.h" +#include "git2/reflog.h" +#include "reflog.h" + +static const char *loose_tag_ref_name = "refs/tags/e90810b"; +static const char *non_existing_tag_ref_name = "refs/tags/i-do-not-exist"; +static const char *head_tracker_sym_ref_name = "head-tracker"; +static const char *current_head_target = "refs/heads/master"; +static const char *current_master_tip = "a65fedf39aefe402d3bb6e24df4d4f5fe4547750"; +static const char *packed_head_name = "refs/heads/packed"; +static const char *packed_test_head_name = "refs/heads/packed-test"; + +static git_repository *g_repo; + +void test_refs_read__initialize(void) +{ + g_repo = cl_git_sandbox_init("testrepo"); +} + +void test_refs_read__cleanup(void) +{ + cl_git_sandbox_cleanup(); +} + +void test_refs_read__loose_tag(void) +{ + // lookup a loose tag reference + git_reference *reference; + git_object *object; + git_buf ref_name_from_tag_name = GIT_BUF_INIT; + + cl_git_pass(git_reference_lookup(&reference, g_repo, loose_tag_ref_name)); + cl_assert(git_reference_type(reference) & GIT_REF_OID); + cl_assert(git_reference_is_packed(reference) == 0); + cl_assert_equal_s(reference->name, loose_tag_ref_name); + + cl_git_pass(git_object_lookup(&object, g_repo, git_reference_oid(reference), GIT_OBJ_ANY)); + cl_assert(object != NULL); + cl_assert(git_object_type(object) == GIT_OBJ_TAG); + + /* Ensure the name of the tag matches the name of the reference */ + cl_git_pass(git_buf_joinpath(&ref_name_from_tag_name, GIT_REFS_TAGS_DIR, git_tag_name((git_tag *)object))); + cl_assert_equal_s(ref_name_from_tag_name.ptr, loose_tag_ref_name); + git_buf_free(&ref_name_from_tag_name); + + git_object_free(object); + + git_reference_free(reference); +} + +void test_refs_read__nonexisting_tag(void) +{ + // lookup a loose tag reference that doesn't exist + git_reference *reference; + + cl_git_fail(git_reference_lookup(&reference, g_repo, non_existing_tag_ref_name)); + + git_reference_free(reference); +} + + +void test_refs_read__symbolic(void) +{ + // lookup a symbolic reference + git_reference *reference, *resolved_ref; + git_object *object; + git_oid id; + + cl_git_pass(git_reference_lookup(&reference, g_repo, GIT_HEAD_FILE)); + cl_assert(git_reference_type(reference) & GIT_REF_SYMBOLIC); + cl_assert(git_reference_is_packed(reference) == 0); + cl_assert_equal_s(reference->name, GIT_HEAD_FILE); + + cl_git_pass(git_reference_resolve(&resolved_ref, reference)); + cl_assert(git_reference_type(resolved_ref) == GIT_REF_OID); + + cl_git_pass(git_object_lookup(&object, g_repo, git_reference_oid(resolved_ref), GIT_OBJ_ANY)); + cl_assert(object != NULL); + cl_assert(git_object_type(object) == GIT_OBJ_COMMIT); + + git_oid_fromstr(&id, current_master_tip); + cl_assert(git_oid_cmp(&id, git_object_id(object)) == 0); + + git_object_free(object); + + git_reference_free(reference); + git_reference_free(resolved_ref); +} + +void test_refs_read__nested_symbolic(void) +{ + // lookup a nested symbolic reference + git_reference *reference, *resolved_ref; + git_object *object; + git_oid id; + + cl_git_pass(git_reference_lookup(&reference, g_repo, head_tracker_sym_ref_name)); + cl_assert(git_reference_type(reference) & GIT_REF_SYMBOLIC); + cl_assert(git_reference_is_packed(reference) == 0); + cl_assert_equal_s(reference->name, head_tracker_sym_ref_name); + + cl_git_pass(git_reference_resolve(&resolved_ref, reference)); + cl_assert(git_reference_type(resolved_ref) == GIT_REF_OID); + + cl_git_pass(git_object_lookup(&object, g_repo, git_reference_oid(resolved_ref), GIT_OBJ_ANY)); + cl_assert(object != NULL); + cl_assert(git_object_type(object) == GIT_OBJ_COMMIT); + + git_oid_fromstr(&id, current_master_tip); + cl_assert(git_oid_cmp(&id, git_object_id(object)) == 0); + + git_object_free(object); + + git_reference_free(reference); + git_reference_free(resolved_ref); +} + +void test_refs_read__head_then_master(void) +{ + // lookup the HEAD and resolve the master branch + git_reference *reference, *resolved_ref, *comp_base_ref; + + cl_git_pass(git_reference_lookup(&reference, g_repo, head_tracker_sym_ref_name)); + cl_git_pass(git_reference_resolve(&comp_base_ref, reference)); + git_reference_free(reference); + + cl_git_pass(git_reference_lookup(&reference, g_repo, GIT_HEAD_FILE)); + cl_git_pass(git_reference_resolve(&resolved_ref, reference)); + cl_git_pass(git_oid_cmp(git_reference_oid(comp_base_ref), git_reference_oid(resolved_ref))); + git_reference_free(reference); + git_reference_free(resolved_ref); + + cl_git_pass(git_reference_lookup(&reference, g_repo, current_head_target)); + cl_git_pass(git_reference_resolve(&resolved_ref, reference)); + cl_git_pass(git_oid_cmp(git_reference_oid(comp_base_ref), git_reference_oid(resolved_ref))); + git_reference_free(reference); + git_reference_free(resolved_ref); + + git_reference_free(comp_base_ref); +} + +void test_refs_read__master_then_head(void) +{ + // lookup the master branch and then the HEAD + git_reference *reference, *master_ref, *resolved_ref; + + cl_git_pass(git_reference_lookup(&master_ref, g_repo, current_head_target)); + cl_git_pass(git_reference_lookup(&reference, g_repo, GIT_HEAD_FILE)); + + cl_git_pass(git_reference_resolve(&resolved_ref, reference)); + cl_git_pass(git_oid_cmp(git_reference_oid(master_ref), git_reference_oid(resolved_ref))); + + git_reference_free(reference); + git_reference_free(resolved_ref); + git_reference_free(master_ref); +} + + +void test_refs_read__packed(void) +{ + // lookup a packed reference + git_reference *reference; + git_object *object; + + cl_git_pass(git_reference_lookup(&reference, g_repo, packed_head_name)); + cl_assert(git_reference_type(reference) & GIT_REF_OID); + cl_assert(git_reference_is_packed(reference)); + cl_assert_equal_s(reference->name, packed_head_name); + + cl_git_pass(git_object_lookup(&object, g_repo, git_reference_oid(reference), GIT_OBJ_ANY)); + cl_assert(object != NULL); + cl_assert(git_object_type(object) == GIT_OBJ_COMMIT); + + git_object_free(object); + + git_reference_free(reference); +} + +void test_refs_read__loose_first(void) +{ + // assure that a loose reference is looked up before a packed reference + git_reference *reference; + + cl_git_pass(git_reference_lookup(&reference, g_repo, packed_head_name)); + git_reference_free(reference); + cl_git_pass(git_reference_lookup(&reference, g_repo, packed_test_head_name)); + cl_assert(git_reference_type(reference) & GIT_REF_OID); + cl_assert(git_reference_is_packed(reference) == 0); + cl_assert_equal_s(reference->name, packed_test_head_name); + + git_reference_free(reference); +} |