eccpy

from random import randint
from unittest import TestCase
from field import FieldElement
from point import Point

class ECCTest(TestCase):

    def test_on_curve(self):
        prime = 223
        valid_points = ((192, 105), (17, 56), (1, 193))
        invalid_points = ((200, 119), (42, 99))
        # TODO 1 - Implement a check if the point is on the curve y^2=x^3-7 over F_223:


    def test_add(self):
        # tests the following additions on curve y^2=x^3-7 over F_223:
        # (192,105) + (17,56)
        # (47,71) + (117,141)
        # (143,98) + (76,66)
        prime = 223

        additions = (
            # (x1, y1, x2, y2, x3, y3)
            (192, 105, 17, 56, 170, 142),
            (47, 71, 117, 141, 60, 139),
            (143, 98, 76, 66, 47, 71),
        )

        # TODO 2 - Implement add on curve y^2=x^3-7 over F_223 with this numbers.
        for x1r, y1r, x2r, y2r, x3r, y3r in additions:

    def test_rmul(self):
        # tests the following scalar multiplications
        # 2*(192,105)
        # 2*(143,98)
        # 2*(47,71)
        # 4*(47,71)
        # 8*(47,71)
        # 21*(47,71)
        prime = 223

        multiplications = (
            # (coefficient, x1, y1, x2, y2)
            (2, 192, 105, 49, 71),
            (2, 143, 98, 64, 168),
            (2, 47, 71, 36, 111),
            (4, 47, 71, 194, 51),
            (8, 47, 71, 116, 55),
            (21, 47, 71, None, None),
        )

        # iterate over the multiplications
        for s, x1_raw, y1_raw, x2_raw, y2_raw in multiplications:
            # TODO 3 - Implement rmul on curve y^2=x^3-7 over F_223 with this numbers.