def test_assignment_visa_variabel(self):
line = "3 = a"
line1 = "a"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
wtok1 = TokenizeWrapper(line1)
self.assertEqual( my_calculator.assignment(wtok1) , 3 )
def test_assignment_full(self):
line = "(2=x) + (3=y=z) = a"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual(my_calculator.vardict.get('x') , 2 )
self.assertEqual(my_calculator.vardict.get('y') , 3 )
self.assertEqual(my_calculator.vardict.get('z') , 3 )
self.assertEqual(my_calculator.vardict.get('a') , 5 )
def test_assignment_two_equal_vars(self):
line = "(2=x=y)"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual(my_calculator.vardict.get('x') , 2 )
self.assertEqual(my_calculator.vardict.get('y') , 2 )
def test_assignment_parantes(self):
line = "(3 = z)"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual( my_calculator.vardict.get('z') , 3 )
def test_assignment_inget_lika_med(self):
line = "1 - (5 - 2*2)/(1+1) - (-2 + 1)"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual(result , 1.5 )
def test_assignment_z(self):
line = "1 + 2 + 3 = z"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual( my_calculator.vardict.get('z') , 6 )
def test_assignment_pythagoras(self):
line = "sin(2)*sin(2) + cos(2)*cos(2)"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual(result , 1.0 )
def test_assignment_minus(self):
line = "-(2+2)"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual( result , -4.0)
def test_assignment_exp(self):
line = 'exp( 0 )'
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual( result , 1.0)
def test_assignment_log(self):
line = "log( 2.718281828459045 )"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment(wtok)
self.assertEqual( result , 1.0)
def test_assingment_cos(self):
line = "cos(3.141592653589793)"
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual( result , math.cos(math.pi))
def test_assingment_sin(self):
line = 'sin( 10 )'
wtok = TokenizeWrapper( line )
result = my_calculator.assignment( wtok )
self.assertEqual( result , math.sin( 10 ) )