permutation_lib.test.cpp

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#include "barretenberg/honk/composer/permutation_lib.hpp"
#include "barretenberg/flavor/ultra_flavor.hpp"
#include "barretenberg/honk/composer/composer_lib.hpp"
#include "barretenberg/srs/global_crs.hpp"
#include <array>
#include <gtest/gtest.h>
 
using namespace bb;
 
class PermutationHelperTests : public ::testing::Test {
  protected:
    using Flavor = UltraFlavor;
    using FF = typename Flavor::FF;
    Flavor::CircuitBuilder circuit_constructor;
 
    virtual void SetUp()
    {
        bb::srs::init_file_crs_factory(bb::srs::bb_crs_path());
        circuit_constructor.add_public_variable(fr(1024));
        circuit_constructor.add_public_variable(fr(1025));
 
        uint32_t v_1 = circuit_constructor.add_variable(fr(16 + 1));
        uint32_t v_2 = circuit_constructor.add_variable(fr(16 + 2));
        uint32_t v_3 = circuit_constructor.add_variable(fr(16 + 3));
        uint32_t v_4 = circuit_constructor.add_variable(fr(16 + 4));
        uint32_t v_5 = circuit_constructor.add_variable(fr(16 + 5));
        uint32_t v_6 = circuit_constructor.add_variable(fr(16 + 6));
        uint32_t v_7 = circuit_constructor.add_variable(fr(16 + 7));
        uint32_t v_8 = circuit_constructor.add_variable(fr(16 + 8));
        uint32_t v_9 = circuit_constructor.add_variable(fr(16 + 9));
        uint32_t v_10 = circuit_constructor.add_variable(fr(16 + 10));
        uint32_t v_11 = circuit_constructor.add_variable(fr(16 + 11));
        uint32_t v_12 = circuit_constructor.add_variable(fr(16 + 12));
 
        circuit_constructor.create_add_gate({ v_1, v_5, v_9, 0, 0, 0, 0 });
        circuit_constructor.create_add_gate({ v_2, v_6, v_10, 0, 0, 0, 0 });
        circuit_constructor.create_add_gate({ v_3, v_7, v_11, 0, 0, 0, 0 });
        circuit_constructor.create_add_gate({ v_4, v_8, v_12, 0, 0, 0, 0 });
 
        /* Execution trace:
               w_l        w_r       w_o
            ------------------------------
            pub1_idx | pub1_idx |    0     <-- public inputs
            pub2_idx | pub2_idx |    0     <-/
            zero_idx | zero_idx | zero_idx <-- fix witness for 0
            one_idx  | zero_idx | zero_idx <-- fix witness for 1
            one_idx  | one_idx  | one_idx  <-- ensure nonzero selectors... TODO(Cody): redundant now
              v_1    |   v_5    |    v_9
              v_2    |   v_6    |    v_10
              v_3    |   v_7    |    v_11
              v_4    |   v_8    |    v_12
 
         */
 
        // construct_selector_polynomials<Flavor>(circuit_constructor, prover_instance.get());
    }
};
 
TEST_F(PermutationHelperTests, ComputePermutationMapping)
{
    // TODO(#425) Flesh out these tests
}
 
TEST_F(PermutationHelperTests, ComputeHonkStyleSigmaLagrangePolynomialsFromMapping)
{
    // TODO(#425) Flesh out these tests
}