diff options
Diffstat (limited to 'tests/repo/head.c')
-rw-r--r-- | tests/repo/head.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/tests/repo/head.c b/tests/repo/head.c new file mode 100644 index 000000000..5a55984bd --- /dev/null +++ b/tests/repo/head.c @@ -0,0 +1,196 @@ +#include "clar_libgit2.h" +#include "refs.h" +#include "repo_helpers.h" +#include "posix.h" + +static git_repository *repo; + +void test_repo_head__initialize(void) +{ + repo = cl_git_sandbox_init("testrepo.git"); +} + +void test_repo_head__cleanup(void) +{ + cl_git_sandbox_cleanup(); +} + +void test_repo_head__head_detached(void) +{ + git_reference *ref; + + cl_git_pass(git_repository_head_detached(repo)); + + cl_git_pass(git_repository_detach_head(repo)); + + cl_assert_equal_i(true, git_repository_head_detached(repo)); + + /* take the reop back to it's original state */ + cl_git_pass(git_reference_symbolic_create(&ref, repo, "HEAD", "refs/heads/master", 1)); + git_reference_free(ref); + + cl_assert_equal_i(false, git_repository_head_detached(repo)); +} + +void test_repo_head__unborn_head(void) +{ + git_reference *ref; + + cl_git_pass(git_repository_head_detached(repo)); + + make_head_unborn(repo, NON_EXISTING_HEAD); + + cl_assert(git_repository_head_unborn(repo) == 1); + + + /* take the repo back to it's original state */ + cl_git_pass(git_reference_symbolic_create(&ref, repo, "HEAD", "refs/heads/master", 1)); + cl_assert(git_repository_head_unborn(repo) == 0); + + git_reference_free(ref); +} + +void test_repo_head__set_head_Attaches_HEAD_to_un_unborn_branch_when_the_branch_doesnt_exist(void) +{ + git_reference *head; + + cl_git_pass(git_repository_set_head(repo, "refs/heads/doesnt/exist/yet")); + + cl_assert_equal_i(false, git_repository_head_detached(repo)); + + cl_assert_equal_i(GIT_EUNBORNBRANCH, git_repository_head(&head, repo)); +} + +void test_repo_head__set_head_Returns_ENOTFOUND_when_the_reference_doesnt_exist(void) +{ + cl_assert_equal_i(GIT_ENOTFOUND, git_repository_set_head(repo, "refs/tags/doesnt/exist/yet")); +} + +void test_repo_head__set_head_Fails_when_the_reference_points_to_a_non_commitish(void) +{ + cl_git_fail(git_repository_set_head(repo, "refs/tags/point_to_blob")); +} + +void test_repo_head__set_head_Attaches_HEAD_when_the_reference_points_to_a_branch(void) +{ + git_reference *head; + + cl_git_pass(git_repository_set_head(repo, "refs/heads/br2")); + + cl_assert_equal_i(false, git_repository_head_detached(repo)); + + cl_git_pass(git_repository_head(&head, repo)); + cl_assert_equal_s("refs/heads/br2", git_reference_name(head)); + + git_reference_free(head); +} + +static void assert_head_is_correctly_detached(void) +{ + git_reference *head; + git_object *commit; + + cl_assert_equal_i(true, git_repository_head_detached(repo)); + + cl_git_pass(git_repository_head(&head, repo)); + + cl_git_pass(git_object_lookup(&commit, repo, git_reference_target(head), GIT_OBJ_COMMIT)); + + git_object_free(commit); + git_reference_free(head); +} + +void test_repo_head__set_head_Detaches_HEAD_when_the_reference_doesnt_point_to_a_branch(void) +{ + cl_git_pass(git_repository_set_head(repo, "refs/tags/test")); + + cl_assert_equal_i(true, git_repository_head_detached(repo)); + + assert_head_is_correctly_detached(); +} + +void test_repo_head__set_head_detached_Return_ENOTFOUND_when_the_object_doesnt_exist(void) +{ + git_oid oid; + + cl_git_pass(git_oid_fromstr(&oid, "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef")); + + cl_assert_equal_i(GIT_ENOTFOUND, git_repository_set_head_detached(repo, &oid)); +} + +void test_repo_head__set_head_detached_Fails_when_the_object_isnt_a_commitish(void) +{ + git_object *blob; + + cl_git_pass(git_revparse_single(&blob, repo, "point_to_blob")); + + cl_git_fail(git_repository_set_head_detached(repo, git_object_id(blob))); + + git_object_free(blob); +} + +void test_repo_head__set_head_detached_Detaches_HEAD_and_make_it_point_to_the_peeled_commit(void) +{ + git_object *tag; + + cl_git_pass(git_revparse_single(&tag, repo, "tags/test")); + cl_assert_equal_i(GIT_OBJ_TAG, git_object_type(tag)); + + cl_git_pass(git_repository_set_head_detached(repo, git_object_id(tag))); + + assert_head_is_correctly_detached(); + + git_object_free(tag); +} + +void test_repo_head__detach_head_Detaches_HEAD_and_make_it_point_to_the_peeled_commit(void) +{ + cl_assert_equal_i(false, git_repository_head_detached(repo)); + + cl_git_pass(git_repository_detach_head(repo)); + + assert_head_is_correctly_detached(); +} + +void test_repo_head__detach_head_Fails_if_HEAD_and_point_to_a_non_commitish(void) +{ + git_reference *head; + + cl_git_pass(git_reference_symbolic_create(&head, repo, GIT_HEAD_FILE, "refs/tags/point_to_blob", 1)); + + cl_git_fail(git_repository_detach_head(repo)); + + git_reference_free(head); +} + +void test_repo_head__detaching_an_unborn_branch_returns_GIT_EUNBORNBRANCH(void) +{ + make_head_unborn(repo, NON_EXISTING_HEAD); + + cl_assert_equal_i(GIT_EUNBORNBRANCH, git_repository_detach_head(repo)); +} + +void test_repo_head__retrieving_an_unborn_branch_returns_GIT_EUNBORNBRANCH(void) +{ + git_reference *head; + + make_head_unborn(repo, NON_EXISTING_HEAD); + + cl_assert_equal_i(GIT_EUNBORNBRANCH, git_repository_head(&head, repo)); +} + +void test_repo_head__retrieving_a_missing_head_returns_GIT_ENOTFOUND(void) +{ + git_reference *head; + + delete_head(repo); + + cl_assert_equal_i(GIT_ENOTFOUND, git_repository_head(&head, repo)); +} + +void test_repo_head__can_tell_if_an_unborn_head_is_detached(void) +{ + make_head_unborn(repo, NON_EXISTING_HEAD); + + cl_assert_equal_i(false, git_repository_head_detached(repo)); +} |