Hush Full Node software. We were censored from Github, this is where all development happens now.
https://hush.is
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77 lines
2.2 KiB
77 lines
2.2 KiB
8 years ago
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#include <gtest/gtest.h>
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#include "uint256.h"
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#include "zcash/util.h"
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#include <boost/foreach.hpp>
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#include <boost/format.hpp>
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#include <boost/optional.hpp>
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#include "libsnark/common/default_types/r1cs_ppzksnark_pp.hpp"
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#include "libsnark/zk_proof_systems/ppzksnark/r1cs_ppzksnark/r1cs_ppzksnark.hpp"
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#include "libsnark/gadgetlib1/gadgets/hashes/sha256/sha256_gadget.hpp"
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#include "libsnark/gadgetlib1/gadgets/merkle_tree/merkle_tree_check_read_gadget.hpp"
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using namespace libsnark;
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#include "zcash/circuit/utils.tcc"
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template<typename FieldT>
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void test_value_equals(uint64_t i) {
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protoboard<FieldT> pb;
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pb_variable_array<FieldT> num;
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num.allocate(pb, 64, "");
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num.fill_with_bits(pb, uint64_to_bool_vector(i));
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pb.add_r1cs_constraint(r1cs_constraint<FieldT>(
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packed_addition(num),
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FieldT::one(),
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FieldT::one() * i
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), "");
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ASSERT_TRUE(pb.is_satisfied());
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}
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TEST(circuit, values)
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{
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default_r1cs_ppzksnark_pp::init_public_params();
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typedef Fr<default_r1cs_ppzksnark_pp> FieldT;
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test_value_equals<FieldT>(0);
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test_value_equals<FieldT>(1);
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test_value_equals<FieldT>(3);
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test_value_equals<FieldT>(5391);
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test_value_equals<FieldT>(883128374);
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test_value_equals<FieldT>(173419028459);
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test_value_equals<FieldT>(2205843009213693953);
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}
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TEST(circuit, endianness)
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{
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std::vector<unsigned char> before = {
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0, 1, 2, 3, 4, 5, 6, 7,
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8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23,
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24, 25, 26, 27, 28, 29, 30, 31,
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32, 33, 34, 35, 36, 37, 38, 39,
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40, 41, 42, 43, 44, 45, 46, 47,
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48, 49, 50, 51, 52, 53, 54, 55,
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56, 57, 58, 59, 60, 61, 62, 63
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};
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auto result = swap_endianness_u64(before);
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std::vector<unsigned char> after = {
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56, 57, 58, 59, 60, 61, 62, 63,
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48, 49, 50, 51, 52, 53, 54, 55,
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40, 41, 42, 43, 44, 45, 46, 47,
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32, 33, 34, 35, 36, 37, 38, 39,
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24, 25, 26, 27, 28, 29, 30, 31,
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16, 17, 18, 19, 20, 21, 22, 23,
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8, 9, 10, 11, 12, 13, 14, 15,
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0, 1, 2, 3, 4, 5, 6, 7
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};
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EXPECT_EQ(after, result);
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std::vector<unsigned char> bad = {0, 1, 2, 3};
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ASSERT_THROW(swap_endianness_u64(bad), std::length_error);
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}
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