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153 lines
3.6 KiB
153 lines
3.6 KiB
using System;
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namespace mcl {
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using static BN256;
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class BN256Test {
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static int err = 0;
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static void assert(string msg, bool b)
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{
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if (b) return;
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Console.WriteLine("ERR {0}", msg);
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err++;
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}
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static void Main(string[] args)
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{
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try {
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assert("64bit system", System.Environment.Is64BitProcess);
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int ret;
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ret = BN256_init();
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assert("BN256_init", ret == 0);
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ret = BN256_setErrFile("bn256_test.txt");
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assert("BN256_setErrFile", ret == 0);
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TestFr();
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TestG1();
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TestG2();
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TestPairing();
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if (err == 0) {
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Console.WriteLine("all tests succeed");
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} else {
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Console.WriteLine("err={0}", err);
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}
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} catch (Exception e) {
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Console.WriteLine("ERR={0}", e);
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}
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}
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static void TestFr()
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{
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Console.WriteLine("TestFr");
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Fr x = new Fr();
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x.Clear();
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assert("0", x.ToString() == "0");
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assert("0.IzZero", x.IsZero());
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assert("!0.IzOne", !x.IsOne());
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x.SetInt(1);
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assert("1", x.ToString() == "1");
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assert("!1.IzZero", !x.IsZero());
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assert("1.IzOne", x.IsOne());
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x.SetInt(3);
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assert("3", x.ToString() == "3");
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assert("!3.IzZero", !x.IsZero());
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assert("!3.IzOne", !x.IsOne());
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x.SetInt(-5);
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x = -x;
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assert("5", x.ToString() == "5");
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x.SetInt(4);
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x = x * x;
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assert("16", x.ToString() == "16");
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Fr y;
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y = x;
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assert("x == y", x.Equals(y));
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x.SetInt(123);
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assert("123", x.ToString() == "123");
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assert("y != x", !x.Equals(y));
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try {
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x.SetStr("1234567891234x");
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Console.WriteLine("x = {0}", x);
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} catch (Exception e) {
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Console.WriteLine("exception test OK\n'{0}'", e);
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}
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x.SetStr("1234567891234");
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assert("1234567891234", x.ToString() == "1234567891234");
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}
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static void TestG1()
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{
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Console.WriteLine("TestG1");
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G1 P = new G1();
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P.Clear();
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assert("P = 0", P.ToString() == "0");
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assert("P.IsValid", P.IsValid());
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assert("P.IsZero", P.IsZero());
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P.HashAndMapTo("abc");
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assert("P.IsValid", P.IsValid());
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assert("!P.IsZero", !P.IsZero());
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G1 Q = new G1();
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Q = P;
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assert("P == Q", Q.Equals(P));
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Q.Neg(P);
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Q.Add(Q, P);
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assert("P = Q", Q.IsZero());
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Q.Dbl(P);
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G1 R = new G1();
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R.Add(P, P);
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assert("Q == R", Q.Equals(R));
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Fr x = new Fr();
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x.SetInt(3);
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R.Add(R, P);
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Q.Mul(P, x);
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assert("Q == R", Q.Equals(R));
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}
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static void TestG2()
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{
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Console.WriteLine("TestG2");
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G2 P = new G2();
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P.Clear();
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assert("P = 0", P.ToString() == "0");
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assert("P is valid", P.IsValid());
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assert("P is zero", P.IsZero());
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P.HashAndMapTo("abc");
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assert("P is valid", P.IsValid());
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assert("P is not zero", !P.IsZero());
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G2 Q = new G2();
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Q = P;
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assert("P == Q", Q.Equals(P));
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Q.Neg(P);
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Q.Add(Q, P);
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assert("Q is zero", Q.IsZero());
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Q.Dbl(P);
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G2 R = new G2();
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R.Add(P, P);
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assert("Q == R", Q.Equals(R));
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Fr x = new Fr();
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x.SetInt(3);
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R.Add(R, P);
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Q.Mul(P, x);
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assert("Q == R", Q.Equals(R));
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}
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static void TestPairing()
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{
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Console.WriteLine("TestG2");
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G1 P = new G1();
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P.setStr("1 -1 1");
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G2 Q = new G2();
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Q.HashAndMapTo("1");
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Fr a = new Fr();
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Fr b = new Fr();
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a.SetStr("12345678912345673453");
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b.SetStr("230498230982394243424");
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G1 aP = new G1();
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G2 bQ = new G2();
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aP.Mul(P, a);
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bQ.Mul(Q, b);
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GT e1 = new GT();
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GT e2 = new GT();
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GT e3 = new GT();
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e1.Pairing(P, Q);
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e2.Pairing(aP, Q);
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e3.Pow(e1, a);
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assert("e2.Equals(e3)", e2.Equals(e3));
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e2.Pairing(P, bQ);
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e3.Pow(e1, b);
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assert("e2.Equals(e3)", e2.Equals(e3));
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}
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}
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}
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