unit_tests: add ge_triple_scalarmult_base_vartime test

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moneromooo-monero 2019-06-13 20:01:10 +00:00
parent 4b328c6616
commit 8cd1d6df8f
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@ -252,3 +252,65 @@ TEST(multiexp, pippenger_cached)
ASSERT_TRUE(basic(data) == pippenger(data, cache)); ASSERT_TRUE(basic(data) == pippenger(data, cache));
} }
} }
TEST(multiexp, scalarmult_triple)
{
std::vector<rct::MultiexpData> data;
ge_p2 p2;
rct::key res;
ge_p3 Gp3;
ge_frombytes_vartime(&Gp3, rct::G.bytes);
static const rct::key scalars[] = {
rct::Z,
rct::I,
rct::L,
rct::EIGHT,
rct::INV_EIGHT,
};
static const ge_p3 points[] = {
ge_p3_identity,
ge_p3_H,
Gp3,
};
ge_dsmp ppre[sizeof(points) / sizeof(points[0])];
for (size_t i = 0; i < sizeof(points) / sizeof(points[0]); ++i)
ge_dsm_precomp(ppre[i], &points[i]);
data.resize(3);
for (const rct::key &x: scalars)
{
data[0].scalar = x;
for (const rct::key &y: scalars)
{
data[1].scalar = y;
for (const rct::key &z: scalars)
{
data[2].scalar = z;
for (size_t i = 0; i < sizeof(points) / sizeof(points[0]); ++i)
{
data[1].point = points[i];
for (size_t j = 0; j < sizeof(points) / sizeof(points[0]); ++j)
{
data[0].point = Gp3;
data[2].point = points[j];
ge_triple_scalarmult_base_vartime(&p2, data[0].scalar.bytes, data[1].scalar.bytes, ppre[i], data[2].scalar.bytes, ppre[j]);
ge_tobytes(res.bytes, &p2);
ASSERT_TRUE(basic(data) == res);
for (size_t k = 0; k < sizeof(points) / sizeof(points[0]); ++k)
{
data[0].point = points[k];
ge_triple_scalarmult_precomp_vartime(&p2, data[0].scalar.bytes, ppre[k], data[1].scalar.bytes, ppre[i], data[2].scalar.bytes, ppre[j]);
ge_tobytes(res.bytes, &p2);
ASSERT_TRUE(basic(data) == res);
}
}
}
}
}
}
}