def test_compute_add():
instruction = "add 2\napply 0"
calculator = Calculator(instruction)
assert calculator.Compute() == 2
def test_compute_1():
instruction = "multiply 3\nadd 2\napply 10"
calculator = Calculator(instruction)
assert calculator.Compute() == 32
def test_compute_apply():
instruction = "apply 1"
calculator = Calculator(instruction)
assert calculator.Compute() == 1
def test_compute_divide():
instruction = "divide 2\napply 4"
calculator = Calculator(instruction)
assert calculator.Compute() == 2
def test_compute_multiply():
instruction = "multiply 2\napply 1"
calculator = Calculator(instruction)
assert calculator.Compute() == 2
def test_compute_subtract():
instruction = "subtract 2\napply 4"
calculator = Calculator(instruction)
assert calculator.Compute() == 2
