def test_calc(self):
arr1 = [1.0]
arr2 = [1.0, '+', 4.0]
arr3 = [13.0, '^', 3.0, '^', 3.0]
arr4 = [15.543, '/', 15.0, '*', 1.0]
arr5 = [15.0, '-', 7.0, '*', 2.0]
self.assertEqual(calculating_w_out_br(arr1), 1)
self.assertEqual(calculating_w_out_br(arr2), 5)
self.assertEqual(calculating_w_out_br(arr3), 10604499373)
self.assertEqual(calculating_w_out_br(arr4), 1.0362)
self.assertEqual(calculating_w_out_br(arr5), 1)
def test_del_calc():
inp = ['(', 258.0, '+', '(', 25.0, '*', 3.0, ')', ')']
res = 75
assert calculating_w_out_br(brackets(inp))
def test_calculating3():
t_arr = [0, '/', 0]
result = 'zero division'
assert calculating_w_out_br(t_arr) == result
def test_calculating2():
t_arr = [0, '-', 0, '^', 0]
result = -1
assert calculating_w_out_br(t_arr) == result
def test_calculating1():
t_arr = [0, '-', 0]
result = 0
assert calculating_w_out_br(t_arr) == result
def test_calculating():
t_arr = [3.0, '+', 4.0]
result = 7
assert calculating_w_out_br(t_arr) == result
def test_del_calc2():
inp = ['(', 999999.0, '^', 999999.0, '+', 1.0, ')']
res = 'Result too large'
assert calculating_w_out_br(brackets(inp))
def test_del_calc1():
inp = ['(', 258.0, '+', 11, ')']
res = 269
assert calculating_w_out_br(brackets(inp))