testcase_str2dep
Id id = *str == '/' ? pool_str2id(repo->pool, str, 1) : testcase_str2dep(repo->pool, str);
id = testcase_str2dep(pool, n + 1);
id = pool_rel2id(pool, testcase_str2dep(pool, s), id, REL_OR, 1);
what = testcase_str2dep(pool, spe + 1);
what = testcase_str2dep(pool, pieces[2]);
extern Id testcase_str2dep(Pool *pool, char *s);