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#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__head_orphan(void)
{
git_reference *ref;
cl_git_pass(git_repository_head_detached(repo));
make_head_orphaned(repo, NON_EXISTING_HEAD);
cl_assert(git_repository_head_orphan(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_orphan(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_EORPHANEDHEAD, 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_orphaned_head_returns_GIT_EORPHANEDHEAD(void)
{
make_head_orphaned(repo, NON_EXISTING_HEAD);
cl_assert_equal_i(GIT_EORPHANEDHEAD, git_repository_detach_head(repo));
}
void test_repo_head__retrieving_an_orphaned_head_returns_GIT_EORPHANEDHEAD(void)
{
git_reference *head;
make_head_orphaned(repo, NON_EXISTING_HEAD);
cl_assert_equal_i(GIT_EORPHANEDHEAD, 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_orphaned_head_is_detached(void)
{
make_head_orphaned(repo, NON_EXISTING_HEAD);
cl_assert_equal_i(false, git_repository_head_detached(repo));
}
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