def test_sumdouble3():
    assert sumdouble(2, 2) == 8
def test_sumdouble2():
    assert sumdouble(3, 2) == 5
def test_sumdouble1():
    assert sumdouble(1, 2) == 3
def test_sumdouble3():
    assert sumdouble(2, 2) == 8
def test_sumdouble2():
    assert sumdouble(3, 2) == 5
def test_sumdouble1():
    assert sumdouble(1, 2) == 3