curve4q.py 文件源码

def test_core():
    TEST_LOOPS = 1000

    # Test doubling
    A = (Gx, Gy, GFp2.one)
    for i in range(TEST_LOOPS):
        A = DBL(A)[:3]
    doubleP = ((0x2C3FD8822C82270FC9099C54855859D6, 0x4DA5B9E83AA7A1B2A7B3F6E2043E8E68),
               (0x2001EB3A576883963EE089F0EB49AA14, 0x0FFDB0D761421F501FEE5617A7E954CD))
    test.testpt("double", A, doubleP)

    # Test that the neutral element is neutral
    G = AffineToR1(Gx, Gy)
    O = AffineToR1(Ox, Oy)
    PP = ADD(G, R1toR2(O))
    test.testpt("neutral-r", PP, G)
    PP = ADD(O, R1toR2(G))
    test.testpt("neutral-l", PP, G)

    # Test point doubling by addition
    P = G
    for i in range(TEST_LOOPS):
        Q = R1toR2(P)
        P = ADD(P, Q)
    test.testpt("double-add", P, doubleP)

    # Test repeated addition of the same point
    P = G
    Q = R1toR2(P)
    P = DBL(P[:3])
    for i in range(TEST_LOOPS):
        P = ADD(P, Q)
    P1000 = ((0x3E243958590C4D906480B1EF0A151DB0, 0x5327AF7D84238CD0AA270F644A65D473),
             (0x3EF69A49CB7E02375E06003D73C43EB1, 0x293EB1E26DD23B4E4E752648AC2EF0AB))
    test.testpt("addition", P, P1000)