def test_fib_iteration_seven():
actual = fibonacci_iteration(7)
expected = 13
assert actual == expected
def test_fib_iteration_five():
actual = fibonacci_iteration(5)
expected = 5
assert actual == expected
def test_fib_iteration_six():
actual = fibonacci_iteration(6)
expected = 8
assert actual == expected
def test_fib_iteration_four():
actual = fibonacci_iteration(4)
expected = 3
assert actual == expected
def test_fib_iteration_three():
actual = fibonacci_iteration(3)
expected = 2
assert actual == expected
def test_fib_iteration_two():
actual = fibonacci_iteration(2)
expected = 1
assert actual == expected
def test_fib_iteration_one():
actual = fibonacci_iteration(1)
expected = 1
assert actual == expected
def test_fib_iteration_zero():
actual = fibonacci_iteration(0)
expected = 0
assert actual == expected