def test_multiply_array_with_integer():
arr = Array((5,), 1, 3, 9, 5, 2)
num = 2
new_array = arr * num
assert new_array == (2, 6, 18, 10, 4)
def test_substract_array():
arr = Array((5,), 1, 3, 9, 5, 2)
arr2 = (3, 5, 2)
new_array = arr - arr2
assert new_array == (1, 9)
def test_append_single_element():
arr1 = Array((3,), 1, 2, 3)
new_array = arr1 + (4,)
assert new_array == (1, 2, 3, 4)
def test_comparing_arrays():
arr = Array((5,), 1, 3, 9, 5, 2)
arr2 = Array((5,), 1, 3, 9, 5, 2)
assert arr == arr2
def test_if_print_returns_string():
arr1 = Array((5,), 1, 2, 3, 4, 5)
assert str(arr1) == "1 2 3 4 5"
def test_substract_single_element():
arr = Array((3,), 1, 3, 9)
nr = 3
new_array = arr - nr
assert new_array == (1, 9)
def test_append_array():
arr1 = Array((3,), 1, 2, 3)
arr2 = (4, 5, 6)
new_array = arr1 + arr2
assert new_array == (1, 2, 3, 4, 5, 6)