def test_functions_and_constants(self):
self.assertEqual(pi + e, calculator.calculate("pi+e"))
self.assertEqual(1, calculator.calculate("log(e)"))
self.assertEqual(1, calculator.calculate("sin(pi/2)"))
self.assertEqual(2, calculator.calculate("log10(100)"))
self.assertEqual(sin(pi / 2), calculator.calculate("sin(pi/2)"))
self.assertEqual(2, calculator.calculate("2*sin(pi/2)"))
def test_operation_priority(self):
self.assertEqual(5, calculator.calculate("1+2*2"))
self.assertEqual(25, calculator.calculate("1+(2+3*2)*3"))
self.assertEqual(30, calculator.calculate("10*(2+1)"))
self.assertEqual(1000, calculator.calculate("10^(2+1)"))
self.assertEqual(100 / 3**2, calculator.calculate("100/3^2"))
self.assertEqual(100 / 3 % 2**2, calculator.calculate("100/3%2^2"))
def solve(expression):
result = calculator.calculate(expression)
return result
def test_add(self):
result = calculator.calculate("1+1")
self.assertEqual(result, 2)
def test_common_tests(self):
self.assertEqual(100, calculator.calculate("(100)"))
self.assertEqual(666, calculator.calculate("666"))
self.assertEqual(120, calculator.calculate("10(2+1)4"))
self.assertEqual(-0.1, calculator.calculate("-.1"))
self.assertEqual(1. / 3, calculator.calculate("1/3"))
self.assertEqual(1.0 / 3.0, calculator.calculate("1.0/3.0"))
self.assertEqual(.1 * 2.0**56.0, calculator.calculate(".1 * 2.0^56.0"))
self.assertEqual(e**34, calculator.calculate("e^34"))
self.assertEqual((2.0**(pi / pi + e / e + 2.0**0.0)),
calculator.calculate("(2.0^(pi/pi+e/e+2.0^0.0))"))
self.assertEqual(
(2.0**(pi / pi + e / e + 2.0**0.0))**(1.0 / 3.0),
calculator.calculate("(2.0^(pi/pi+e/e+2.0^0.0))^(1.0/3.0)"))
self.assertEqual(
sin(-cos(-sin(3.0) -
cos(-sin(-3.0 * 5.0) - sin(cos(log10(43.0)))) +
cos(sin(sin(34.0 - 2.0**2.0)))) - -cos(1.0) -
-cos(0.0)**3.0),
calculator.calculate(
"sin(-cos(-sin(3.0)-cos(-sin(-3.0*5.0)-sin(cos(log10(43.0))))+cos(sin(sin(34.0-2.0^2.0))))--cos(1.0)--cos(0.0)^3.0)"
))
self.assertEqual(2.0**(2.0**2.0 * 2.0**2.0),
calculator.calculate("2.0^(2.0^2.0*2.0^2.0)"))
def test_comparison_operators(self):
self.assertEqual(1 + 2 * 3 == 1 + 2 * 3,
calculator.calculate("1+2*3==1+2*3"))
self.assertEqual(e**5 >= e**5 + 1, calculator.calculate("e^5>=e^5+1"))
self.assertEqual(1 + 2 * 4 // 3 + 1 != 1 + 2 * 4 // 3 + 2,
calculator.calculate("1+24/3+1!=1+24/3+2"))
def test_associative(self):
self.assertEqual(102 % 12 % 7, calculator.calculate("102%12%7"))
self.assertEqual(100 / 4 / 3, calculator.calculate("100/4/3"))
self.assertEqual(2**3**4, calculator.calculate("2^3^4"))
def test_unary_operators(self):
self.assertEqual(-13, calculator.calculate("-13"))
self.assertEqual(19, calculator.calculate("6-(-13)"))
self.assertEqual(0, calculator.calculate("1---1"))
self.assertEqual(-1, calculator.calculate("-+---+-1"))