def test_zeros(self):
zero = [
[0, 1, [0]],
[1, [1]],
]
expect = zero
result = rational.SUB_QQ_Q(zero, zero)
self.assertEqual(result, expect)
def test_zero(self):
number = [
[0, 3, [5, 6, 3]],
[2, [3, 1]],
]
zero = [
[0, 1, [0]],
[1, [1]],
]
expect = number
result = rational.SUB_QQ_Q(number, zero)
self.assertEqual(result, expect)
def on_btn_q_sub_released(self):
try:
q1 = self.get_q_q(1)
q2 = self.get_q_q(2)
result = rational.SUB_QQ_Q(q1, q2)
self.add_history_record('%s - %s = %s' % (
pretty.rational(q1),
pretty.rational(q2),
pretty.rational(result),
))
except Exception as e:
self.on_exception(e)
pass
def test_negative_both(self):
number1 = [
[1, 1, [5]],
[1, [3]],
]
number2 = [
[1, 1, [2]],
[1, [7]],
]
expect = [
[1, 2, [9, 2]],
[2, [1, 2]],
]
result = rational.SUB_QQ_Q(number1, number2)
self.assertEqual(result, expect)
def open_window_rat_sub():
layout = [[sg.Text('Enter two rationals')], [sg.Input(key='dig1')],
[sg.Button('-', key='start')], [sg.Input(key='dig2')],
[sg.Text(size=(400, 10), key='out')]]
window = sg.Window('The subtraction of rational numbers',
layout,
size=(460, 260),
resizable=True)
while True:
event, values = window.read()
if event == "start":
window['out'].update(
RatToStr(
rat.TRANS_Q_Z(
rat.SUB_QQ_Q(StrToRat(values['dig1']),
StrToRat(values['dig2'])))))
if event == sg.WINDOW_CLOSED:
break
