def equals(): value = lbl_value["text"] try: if isinstance(int(math(lbl_value["text"])), int) == True: lbl_value["text"] = lbl_value["text"] + ' = ' + math( lbl_value["text"]) except: try: if isinstance(float(math(lbl_value["text"])), float) == True: lbl_value["text"] = lbl_value["text"] + ' = ' + math( lbl_value["text"]) except: if isinstance(math(lbl_value["text"]), int) == False: lbl_value['text'] = 'incorrect format try again'
def test_letters(self): data = 'huguhu' result = math(data) self.assertEqual(result, '')
def test_long_equation(self): data = '(5 +- (4 ^-1) - 10) *(9 /(-10 +7))' result = math(data) self.assertEqual(result, '15.75')
def test_minus_minus(self): data = '24 -- 6 - 12 --4' result = math(data) self.assertEqual(result, '22')
def test_divide_minus(self): data = '24 / - 6 + 12 / -4' result = math(data) self.assertEqual(result, '-7.0')
def test_multiple_minus(self): data = '1 * - 6 + 3 *-4' result = math(data) self.assertEqual(result, '-18')
def test_Multiply(self): data = '1 * 8 * 3' result = math(data) self.assertEqual(result, '24')
def test_divide_by_zero(self): data = '6/0' result = math(data) self.assertEqual(result, '')
def test_plus_minus(self): data = '1 -+ 4 +- 6 ' result = math(data) self.assertEqual(result, '-9')
def test_power_minus(self): data = '4^ - 1 + 2 ^- 1' result = math(data) self.assertEqual(result, '0.75')
def test_Brackets(self): data = '(5 + (4 ^2) - 10) *(9 /(10 -7))' result = math(data) self.assertEqual(result, '33.0')
def test_Power(self): data = '3 ^ 2 ^2' result = math(data) self.assertEqual(result, '81.0')
def test_Addition(self): data = '30 + 3 +2' result = math(data) self.assertEqual(result, '35')
def test_Division(self): data = '30 / 3 / 2 ' result = math(data) self.assertEqual(result, '5.0')
def test_letters_and_numbers(self): data = 'hug785hu' result = math(data) self.assertEqual(result, '')
def test_letters_and_symbols(self): data = 'hu*g+u-hu' result = math(data) self.assertEqual(result, '')
def test_subtraction(self): data = '- 1 - 8 - 9 - 2' result = math(data) self.assertEqual(result, '-20') print('ok')
def test_minus_plusplus(self): data = '-24 -- 10' result = math(data) self.assertEqual(result, '-14')
def test_Bodmas(self): data = '20 - 2 * 8 ^ 2 / 4 + 9' result = math(data) self.assertEqual(result, '-3.0')