ecpair
Version:
Client-side Bitcoin JavaScript library ECPair
232 lines (231 loc) • 6.99 kB
JavaScript
'use strict';
Object.defineProperty(exports, '__esModule', { value: true });
exports.testEcc = testEcc;
const h = (hex) => Buffer.from(hex, 'hex');
function testEcc(ecc) {
assert(
ecc.isPoint(
h('0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798'),
),
);
assert(
!ecc.isPoint(
h('030000000000000000000000000000000000000000000000000000000000000005'),
),
);
assert(
ecc.isPrivate(
h('79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798'),
),
);
// order - 1
assert(
ecc.isPrivate(
h('fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364140'),
),
);
// 0
assert(
!ecc.isPrivate(
h('0000000000000000000000000000000000000000000000000000000000000000'),
),
);
// order
assert(
!ecc.isPrivate(
h('fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364141'),
),
);
// order + 1
assert(
!ecc.isPrivate(
h('fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364142'),
),
);
// 1 + 0 == 1
assert(
Buffer.from(
ecc.privateAdd(
h('0000000000000000000000000000000000000000000000000000000000000001'),
h('0000000000000000000000000000000000000000000000000000000000000000'),
),
).equals(
h('0000000000000000000000000000000000000000000000000000000000000001'),
),
);
// -3 + 3 == 0
assert(
ecc.privateAdd(
h('fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd036413e'),
h('0000000000000000000000000000000000000000000000000000000000000003'),
) === null,
);
assert(
Buffer.from(
ecc.privateAdd(
h('e211078564db65c3ce7704f08262b1f38f1ef412ad15b5ac2d76657a63b2c500'),
h('b51fbb69051255d1becbd683de5848242a89c229348dd72896a87ada94ae8665'),
),
).equals(
h('9730c2ee69edbb958d42db7460bafa18fef9d955325aec99044c81c8282b0a24'),
),
);
assert(
Buffer.from(
ecc.privateNegate(
h('0000000000000000000000000000000000000000000000000000000000000001'),
),
).equals(
h('fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364140'),
),
);
assert(
Buffer.from(
ecc.privateNegate(
h('fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd036413e'),
),
).equals(
h('0000000000000000000000000000000000000000000000000000000000000003'),
),
);
assert(
Buffer.from(
ecc.privateNegate(
h('b1121e4088a66a28f5b6b0f5844943ecd9f610196d7bb83b25214b60452c09af'),
),
).equals(
h('4eede1bf775995d70a494f0a7bb6bc11e0b8cccd41cce8009ab1132c8b0a3792'),
),
);
assert(
Buffer.from(
ecc.pointCompress(
h(
'0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8',
),
true,
),
).equals(
h('0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798'),
),
);
assert(
Buffer.from(
ecc.pointCompress(
h(
'0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8',
),
false,
),
).equals(
h(
'0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8',
),
),
);
assert(
Buffer.from(
ecc.pointCompress(
h('0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798'),
true,
),
).equals(
h('0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798'),
),
);
assert(
Buffer.from(
ecc.pointCompress(
h('0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798'),
false,
),
).equals(
h(
'0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8',
),
),
);
assert(
Buffer.from(
ecc.pointFromScalar(
h('b1121e4088a66a28f5b6b0f5844943ecd9f610196d7bb83b25214b60452c09af'),
),
).equals(
h('02b07ba9dca9523b7ef4bd97703d43d20399eb698e194704791a25ce77a400df99'),
),
);
assert(
ecc.xOnlyPointAddTweak(
h('79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798'),
h('fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364140'),
) === null,
);
let xOnlyRes = ecc.xOnlyPointAddTweak(
h('1617d38ed8d8657da4d4761e8057bc396ea9e4b9d29776d4be096016dbd2509b'),
h('a8397a935f0dfceba6ba9618f6451ef4d80637abf4e6af2669fbc9de6a8fd2ac'),
);
assert(
Buffer.from(xOnlyRes.xOnlyPubkey).equals(
h('e478f99dab91052ab39a33ea35fd5e6e4933f4d28023cd597c9a1f6760346adf'),
) && xOnlyRes.parity === 1,
);
xOnlyRes = ecc.xOnlyPointAddTweak(
h('2c0b7cf95324a07d05398b240174dc0c2be444d96b159aa6c7f7b1e668680991'),
h('823c3cd2142744b075a87eade7e1b8678ba308d566226a0056ca2b7a76f86b47'),
);
assert(
Buffer.from(xOnlyRes.xOnlyPubkey).equals(
h('9534f8dc8c6deda2dc007655981c78b49c5d96c778fbf363462a11ec9dfd948c'),
) && xOnlyRes.parity === 0,
);
assert(
Buffer.from(
ecc.sign(
h('5e9f0a0d593efdcf78ac923bc3313e4e7d408d574354ee2b3288c0da9fbba6ed'),
h('fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364140'),
),
).equals(
h(
'54c4a33c6423d689378f160a7ff8b61330444abb58fb470f96ea16d99d4a2fed07082304410efa6b2943111b6a4e0aaa7b7db55a07e9861d1fb3cb1f421044a5',
),
),
);
assert(
ecc.verify(
h('5e9f0a0d593efdcf78ac923bc3313e4e7d408d574354ee2b3288c0da9fbba6ed'),
h('0379be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798'),
h(
'54c4a33c6423d689378f160a7ff8b61330444abb58fb470f96ea16d99d4a2fed07082304410efa6b2943111b6a4e0aaa7b7db55a07e9861d1fb3cb1f421044a5',
),
),
);
if (ecc.signSchnorr) {
assert(
Buffer.from(
ecc.signSchnorr(
h('7e2d58d8b3bcdf1abadec7829054f90dda9805aab56c77333024b9d0a508b75c'),
h('c90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b14e5c9'),
h('c87aa53824b4d7ae2eb035a2b5bbbccc080e76cdc6d1692c4b0b62d798e6d906'),
),
).equals(
h(
'5831aaeed7b44bb74e5eab94ba9d4294c49bcf2a60728d8b4c200f50dd313c1bab745879a5ad954a72c45a91c3a51d3c7adea98d82f8481e0e1e03674a6f3fb7',
),
),
);
}
if (ecc.verifySchnorr) {
assert(
ecc.verifySchnorr(
h('7e2d58d8b3bcdf1abadec7829054f90dda9805aab56c77333024b9d0a508b75c'),
h('dd308afec5777e13121fa72b9cc1b7cc0139715309b086c960e18fd969774eb8'),
h(
'5831aaeed7b44bb74e5eab94ba9d4294c49bcf2a60728d8b4c200f50dd313c1bab745879a5ad954a72c45a91c3a51d3c7adea98d82f8481e0e1e03674a6f3fb7',
),
),
);
}
}
function assert(bool) {
if (!bool) throw new Error('ecc library invalid');
}