2024-05-21 15:22:54 -06:00
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// Copyright (c) 2014, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#pragma once
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#include "fcmp/curve_trees.h"
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#include "fcmp/tower_cycle.h"
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#include "misc_log_ex.h"
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2024-05-23 11:48:08 -06:00
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using Helios = fcmp::curve_trees::Helios;
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using Selene = fcmp::curve_trees::Selene;
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using CurveTreesV1 = fcmp::curve_trees::CurveTreesV1;
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2024-05-21 15:22:54 -06:00
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2024-05-23 11:48:08 -06:00
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// Helper class that can access the private members of the CurveTrees class
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2024-05-21 15:22:54 -06:00
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class CurveTreesUnitTest
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{
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public:
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CurveTreesUnitTest(CurveTreesV1 &curve_trees): m_curve_trees(curve_trees) {};
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//member structs
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public:
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template<typename C>
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using Layer = std::vector<typename C::Point>;
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// A complete tree, useful for testing (don't want to keep the whole tree in memory during normal operation)
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struct Tree final
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{
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std::vector<CurveTreesV1::LeafTuple> leaves;
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std::vector<Layer<Helios>> c1_layers;
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std::vector<Layer<Selene>> c2_layers;
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};
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//public member functions
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public:
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// Read the in-memory tree and get data from last chunks from each layer
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CurveTreesV1::LastChunks get_last_chunks(const Tree &tree);
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// Use the tree extension to extend the in-memory tree
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void extend_tree(const CurveTreesV1::TreeExtension &tree_extension, Tree &tree_inout);
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// Validate the in-memory tree by re-hashing every layer, starting from root and working down to leaf layer
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bool validate_tree(const Tree &tree);
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2024-05-22 02:31:27 -06:00
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// logging helpers
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void log_last_chunks(const CurveTreesV1::LastChunks &last_chunks);
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void log_tree_extension(const CurveTreesV1::TreeExtension &tree_extension);
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void log_tree(const CurveTreesUnitTest::Tree &tree);
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2024-05-21 15:22:54 -06:00
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private:
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CurveTreesV1 &m_curve_trees;
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};
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2024-05-24 00:56:23 -06:00
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const std::vector<CurveTreesV1::LeafTuple> generate_random_leaves(const CurveTreesV1 &curve_trees,
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const std::size_t num_leaves);
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// TODO: use static constant generators and hash init points
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const std::size_t HELIOS_GENERATORS_LEN = 128;
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const std::size_t SELENE_GENERATORS_LEN = 256;
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// https://github.com/kayabaNerve/fcmp-plus-plus/blob
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// /b2742e86f3d18155fd34dd1ed69cb8f79b900fce/crypto/fcmps/src/tests.rs#L81-L82
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const std::size_t HELIOS_CHUNK_WIDTH = 38;
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const std::size_t SELENE_CHUNK_WIDTH = 18;
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const Helios::Generators HELIOS_GENERATORS = fcmp::tower_cycle::random_helios_generators(HELIOS_GENERATORS_LEN);
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const Selene::Generators SELENE_GENERATORS = fcmp::tower_cycle::random_selene_generators(SELENE_GENERATORS_LEN);
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const Helios::Point HELIOS_HASH_INIT_POINT = fcmp::tower_cycle::random_helios_hash_init_point();
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const Selene::Point SELENE_HASH_INIT_POINT = fcmp::tower_cycle::random_selene_hash_init_point();
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