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')
