def test_div(self):
self.assertEqual(main.div(6, 2), 3)
self.assertEqual(main.div(-1, 1), -1)
self.assertEqual(main.div(2, 4), 1 / 2)
#to check for value error:
with self.assertRaises(ValueError):
main.div(3, 0)
def test_main(self):
self.assertEquals(div(1, 2, 8), "0.4")
self.assertEquals(div(1, 12, 10), "0.08(3)")
self.assertEquals(div(3, 7, 10), "0.(428571)")
self.assertEquals(div(1, 125, 10), "0.008")
self.assertEquals(div(14, 3, 3), "11.2")
self.assertEquals(div(365, 8, 2), "101101.101")
def test_div(self):
self.assertEqual(main.div(6, 3), 2, 'division fail')
from main import gen, div
import numpy as np
m = [0, 1, 1, 1]
g = [1, 1, 1, 0, 1]
d = 3
code = gen(m, g, len(g) - 1)
lenC = len(code)
print(code, div(code.copy(), g))
print("start search...")
for i in range(2**len(code)):
n = list('{0:b}'.format(i))
# print(m)
n = np.array(['0'] * (lenC - len(n)) + n).astype("int32")
n = list(n)
#print(n)
code_noise = np.bitwise_xor(code.copy(), n)
#code = gen(m, g, len(g) - 1)
result = div(code_noise.copy(), g)
if np.sum(result) == 0:
if np.sum(n) <= d - 1 and np.sum(n) >= 1:
print("message ", m, "code ", code_noise, "noise ", n, "result ",
result, np.sum(n))
def test__div__positive_integers(self):
result = main.div(6, 2)
self.assertEqual(result, 3)
def test__div__zero_denominator(self):
with self.assertRaises(ZeroDivisionError):
result = main.div(6, 0)
def test__div__zero_numerator(self):
result = main.div(0, 2)
self.assertEqual(result, 0)
def test__div__negative_integers(self):
result = main.div(-6, 2)
self.assertEqual(result, -3)
def test_div():
assert div(3, 3) == 1
def test_div(self):
self.assertEqual(main.div(10, 5), 2)
self.assertEqual(main.div(-5, 5), -1)
self.assertEqual(main.div(-5, -5), 1)
button_clear = Button(frame2,
text='C',
fg='maroon',
bg='gray75',
font=('comicsans', 12))
button_clear.config(width=6,
height=2,
command=lambda: main.clear(text_input, text_output))
button_clear.grid(column=0, row=1, padx=1, pady=1)
button_div = Button(frame2,
text='/',
fg='maroon',
bg='gray75',
font=('comicsans', 12))
button_div.config(width=6, height=2, command=lambda: main.div(text_output))
button_div.grid(column=1, row=1, padx=1, pady=1)
button_mul = Button(frame2,
text='X',
fg='maroon',
bg='gray75',
font=('comicsans', 12))
button_mul.config(width=6, height=2, command=lambda: main.mul(text_output))
button_mul.grid(column=2, row=1, padx=1, pady=1)
button_fact = Button(frame2,
text='!',
fg='maroon',
bg='gray75',
font=('comicsans', 12))
def test_div(self):
self.assertEqual(main.div(6, 3), 2, 'division fail')