def test_mod(self):
def mod(
oper1, oper2
): # Since pythons int division uses floor its mod operator differs from most hardware.
return oper1 - oper2 * int(oper1 / float(oper2))
for oper1, oper2 in self.values:
self.assertEqual(
Word(oper1) % Word(oper2), Word(mod(oper1, oper2)),
'{oper1} % {oper2} = {r} != {a}'.format(
oper1=oper1,
oper2=oper2,
r=int(Word(oper1) % Word(oper2)),
a=oper1 % oper2,
))
def evaluate(self, oper1, oper2, func):
result = getattr(self.word_type, func)(self.word_type(oper1),
self.word_type(oper2))
exp_result = Word(getattr(type(oper1), func)(oper1, oper2))
self.assertEqual(
result, exp_result,
'{res} {exp_result}'.format(res=int(result),
exp_result=int(exp_result)))
def test_shift_right(self):
for oper1, oper2 in self.values:
self.assertEqual(
Word(oper1) >> Word(oper2),
Word(oper1 >> (oper2 & (Word.bit_size - 1))))
def test_shift_left(self):
for oper1, oper2 in self.values:
self.assertEqual(
Word(oper1) << Word(oper2),
Word(oper1 << (oper2 & (Word.bit_size - 1))))
def test_inverter(self):
for oper1, oper2 in self.values:
self.assertEqual(~Word(oper1), Word(~oper1))
self.assertEqual(~Word(oper2), Word(~oper2))
def test_division(self):
for oper1, oper2 in self.values:
result = Word(oper1) / Word(oper2)
self.assertEqual(result, Word(int(oper1 / float(oper2))))
def test_division(self):
for oper1, oper2 in self.values:
self.assertEqual(Float(oper1) / Float(oper2), Word(oper1 / oper2))
def test_multiplication(self):
for oper1, oper2 in self.values:
self.assertEqual(Float(oper1) * Float(oper2), Word(oper1 * oper2))
def test_subtraction(self):
for oper1, oper2 in self.values:
self.assertEqual(Float(oper1) - Float(oper2), Word(oper1 - oper2))
def test_addition(self):
for oper1, oper2 in self.values:
self.assertEqual(Float(oper1) + Float(oper2), Word(oper1 + oper2))