def test_delete_non_exist():
ledis = Ledis()
ledis.delete("key_not_found")
def test_delete_str():
ledis = Ledis()
ledis.set("str_type", "hello")
ledis.delete("str_type")
assert "str_type" not in ledis.storage
def test_delete_set():
ledis = Ledis()
ledis.sadd("set_type", 1, 2, 3)
ledis.delete("set_type")
assert "set_type" not in ledis.storage