def test_ecc_sanity(self): G = ecc.generator() n = G.order() self.assertEqual(ecc.CURVE_ORDER, n) inf = n * G self.assertEqual(ecc.point_at_infinity(), inf) self.assertTrue(inf.is_at_infinity()) self.assertFalse(G.is_at_infinity()) self.assertEqual(11 * G, 7 * G + 4 * G) self.assertEqual((n + 2) * G, 2 * G) self.assertEqual((n - 2) * G, -2 * G) A = (n - 2) * G B = (n - 1) * G C = n * G D = (n + 1) * G self.assertFalse(A.is_at_infinity()) self.assertFalse(B.is_at_infinity()) self.assertTrue(C.is_at_infinity()) self.assertTrue((C * 5).is_at_infinity()) self.assertFalse(D.is_at_infinity()) self.assertEqual(inf, C) self.assertEqual(inf, A + 2 * G) self.assertEqual(inf, D + (-1) * G) self.assertNotEqual(A, B) self.assertEqual(2 * G, inf + 2 * G) self.assertEqual(inf, 3 * G + (-3 * G))
def test_ecc_sanity(self): G = ecc.generator() n = G.order() self.assertEqual(ecc.CURVE_ORDER, n) inf = n * G self.assertEqual(ecc.point_at_infinity(), inf) self.assertTrue(inf.is_at_infinity()) self.assertFalse(G.is_at_infinity()) self.assertEqual(11 * G, 7 * G + 4 * G) self.assertEqual((n + 2) * G, 2 * G) self.assertEqual((n - 2) * G, -2 * G) A = (n - 2) * G B = (n - 1) * G C = n * G D = (n + 1) * G self.assertFalse(A.is_at_infinity()) self.assertFalse(B.is_at_infinity()) self.assertTrue(C.is_at_infinity()) self.assertTrue((C * 5).is_at_infinity()) self.assertFalse(D.is_at_infinity()) self.assertEqual(inf, C) self.assertEqual(inf, A + 2 * G) self.assertEqual(inf, D + (-1) * G) self.assertNotEqual(A, B)