def test_fucn_print(self):
stack = [1, 2]
ForthInterpreter3.func_print(stack)
self.assertEqual(len(stack), 1)
stack = []
with self.assertRaises(Exception):
ForthInterpreter3.func_print(stack)
def test_fucn_add(self):
stack = [1, 2]
ForthInterpreter3.func_add(stack)
self.assertEqual(stack[0], 3)
stack = [1]
with self.assertRaises(Exception):
ForthInterpreter3.func_add(stack)
def test_fucn_put(self):
stack = [1]
ForthInterpreter3.func_put(stack, 2)
self.assertEqual(stack[1], 2)
with self.assertRaises(Exception):
ForthInterpreter3.func_put(stack)
