def test_calculate_or(self):
left_bit_array_string = '1010111111'
right_bit_array_string = '00000111'
view_model = BitArrayViewModel()
left_bit_array = view_model.bit_array_from_string(
left_bit_array_string)
right_bit_array = view_model.bit_array_from_string(
right_bit_array_string)
result = left_bit_array | right_bit_array
view_model.set_operation(Operation.OR)
view_model.set_left_bit_array(left_bit_array_string)
view_model.set_right_bit_array(right_bit_array_string)
view_model.calculate()
self.assertEqual(result, view_model.get_result())
def test_calculate_invert(self):
right_bit_array_string = '00000111'
view_model = BitArrayViewModel()
right_bit_array = view_model.bit_array_from_string(
right_bit_array_string)
result = ~right_bit_array
view_model.set_operation(Operation.INVERT)
view_model.set_right_bit_array(right_bit_array_string)
view_model.calculate()
self.assertEqual(result, view_model.get_result())
def test_can_convert_from_string(self):
string = '000011'
bit_array = BitArrayViewModel.bit_array_from_string(string)
self.assertTrue(isinstance(bit_array, BitArray))
def test_convert_from_string_returns_true_string(self):
string = '00011110'
bit_array = BitArrayViewModel.bit_array_from_string(string)
print(bit_array.to_string())
self.assertEqual(bit_array.to_string(), string)
def test_can_not_convert_from_invalid_string(self):
string = 'god_help_me'
with self.assertRaises(ValueError):
BitArrayViewModel.bit_array_from_string(string)
def test_convert_from_string_hold_true_length(self):
string = '0000110011'
bit_array = BitArrayViewModel.bit_array_from_string(string)
self.assertEqual(bit_array.get_length(), len(string))
