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67 lines
2.4 KiB
67 lines
2.4 KiB
// Copyright (c) 2014-2018, MyMonero.com
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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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const JSBigInt = require("../cryptonote_utils/biginteger").BigInteger;
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const monero_utils = require("../").monero_utils;
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it("ecdh_roundtrip", () => {
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const test_amounts = [
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new JSBigInt(1),
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new JSBigInt(1),
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new JSBigInt(2),
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new JSBigInt(3),
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new JSBigInt(4),
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new JSBigInt(5),
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new JSBigInt(10000),
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new JSBigInt("10000000000000000000"),
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new JSBigInt("10203040506070809000"),
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new JSBigInt("123456789123456789"),
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];
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for (const amount of test_amounts) {
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const k = monero_utils.skGen();
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const scalar = monero_utils.skGen(); /*?*/
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const amt = monero_utils.d2s(amount.toString());
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const t0 = {
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mask: scalar,
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amount: amt,
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};
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// both are strings so we can shallow copy
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let t1 = { ...t0 };
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t1 = monero_utils.encode_rct_ecdh(t1, k);
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t1 = monero_utils.decode_rct_ecdh(t1, k);
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expect(t1.mask).toEqual(t0.mask);
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expect(t1.amount).toEqual(t0.amount);
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}
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});
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