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tests/ECPair: test fromPublic/fromPrivate in isolation

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This commit is contained in:
Daniel Cousens 2018-07-26 17:35:31 +10:00
parent d8b66641b3
commit 85b1b92b6d
3 changed files with 52 additions and 34 deletions

58
test/ecpair.js
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@ -22,7 +22,23 @@ const GROUP_ORDER = Buffer.from('fffffffffffffffffffffffffffffffebaaedce6af48a03
const GROUP_ORDER_LESS_1 = Buffer.from('fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364140', 'hex')
describe('ECPair', function () {
describe('constructor', function () {
describe('getPublicKey', function () {
let keyPair
beforeEach(function () {
keyPair = ECPair.fromPrivateKey(ONE)
})
it('calls pointFromScalar lazily', hoodwink(function () {
assert.strictEqual(keyPair.__Q, null)
// .publicKey forces the memoization
assert.strictEqual(keyPair.publicKey.toString('hex'), '0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798')
assert.strictEqual(keyPair.__Q.toString('hex'), '0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798')
}))
})
describe('fromPrivateKey', function () {
it('defaults to compressed', function () {
const keyPair = ECPair.fromPrivateKey(ONE)
@ -49,8 +65,6 @@ describe('ECPair', function () {
fixtures.valid.forEach(function (f) {
it('derives public key for ' + f.WIF, function () {
const d = Buffer.from(f.d, 'hex')
console.log(d)
const keyPair = ECPair.fromPrivateKey(d, {
compressed: f.compressed
})
@ -59,37 +73,25 @@ describe('ECPair', function () {
})
})
fixtures.invalid.constructor.forEach(function (f) {
fixtures.invalid.fromPrivateKey.forEach(function (f) {
it('throws ' + f.exception, function () {
if (f.d) {
const d = Buffer.from(f.d, 'hex')
assert.throws(function () {
ECPair.fromPrivateKey(d, f.options)
}, new RegExp(f.exception))
} else {
const Q = Buffer.from(f.Q, 'hex')
assert.throws(function () {
ECPair.fromPublicKey(Q, f.options)
}, new RegExp(f.exception))
}
const d = Buffer.from(f.d, 'hex')
assert.throws(function () {
ECPair.fromPrivateKey(d, f.options)
}, new RegExp(f.exception))
})
})
})
describe('getPublicKey', function () {
let keyPair
beforeEach(function () {
keyPair = ECPair.fromPrivateKey(ONE)
describe('fromPublicKey', function () {
fixtures.invalid.fromPublicKey.forEach(function (f) {
it('throws ' + f.exception, function () {
const Q = Buffer.from(f.Q, 'hex')
assert.throws(function () {
ECPair.fromPublicKey(Q, f.options)
}, new RegExp(f.exception))
})
})
it('calls pointFromScalar lazily', hoodwink(function () {
assert.strictEqual(keyPair.__Q, null)
// .publicKey forces the memoization
assert.strictEqual(keyPair.publicKey.toString('hex'), '0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798')
assert.strictEqual(keyPair.__Q.toString('hex'), '0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798')
}))
})
describe('fromWIF', function () {