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crypto: test more batch inversions

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This commit is contained in:
j-berman 2024-09-16 19:04:48 -07:00
parent 513dae88dc
commit da710fcaaf
1 changed files with 9 additions and 19 deletions
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32
tests/unit_tests/crypto.cpp
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@ -372,7 +372,7 @@ TEST(Crypto, key_image_y)
TEST(Crypto, batch_inversion)
{
const std::vector<std::size_t> test_n_elems{1, 100, 1000};
std::size_t MAX_TEST_ELEMS = 1000;
// Memory allocator
auto alloc = [](const std::size_t n) -> fe*
@ -383,35 +383,25 @@ TEST(Crypto, batch_inversion)
return ptr;
};
// Init test elems
fe *init_elems = alloc(test_n_elems.back());
for (std::size_t i = 0; i < test_n_elems.back(); ++i)
// Init test elems and individual inversions
fe *init_elems = alloc(MAX_TEST_ELEMS);
fe *norm_inverted = alloc(MAX_TEST_ELEMS);
for (std::size_t i = 0; i < MAX_TEST_ELEMS; ++i)
{
const cryptonote::keypair kp = cryptonote::keypair::generate(hw::get_device("default"));
ASSERT_EQ(fe_frombytes_vartime(init_elems[i], (unsigned char*)kp.pub.data), 0);
}
for (const std::size_t n_elems : test_n_elems)
{
// Memory allocations
fe *batch_inverted = alloc(n_elems);
fe *norm_inverted = alloc(n_elems);
// Do batch inversion
ASSERT_EQ(fe_batch_invert(batch_inverted, init_elems, n_elems), 0);
// Invert every elem individually
for (std::size_t i = 0; i < n_elems; ++i)
{
fe_invert(norm_inverted[i], init_elems[i]);
}
// Do batch inversions and compare to individual inversions
for (std::size_t n_elems = 1; n_elems <= MAX_TEST_ELEMS; ++n_elems)
{
fe *batch_inverted = alloc(n_elems);
ASSERT_EQ(fe_batch_invert(batch_inverted, init_elems, n_elems), 0);
ASSERT_EQ(memcmp(batch_inverted, norm_inverted, n_elems * sizeof(fe)), 0);
// Clean up
free(batch_inverted);
free(norm_inverted);
}
free(init_elems);
free(norm_inverted);
}