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HDNode: assert chain code length

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This commit is contained in:
Daniel Cousens 2014-07-29 01:30:51 +10:00
parent 5888ca5730
commit e69ba7ce76
2 changed files with 8 additions and 1 deletions
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1
src/hdnode.js
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@ -31,6 +31,7 @@ function HDNode(K, chainCode, network) {
network = network || networks.bitcoin
assert(Buffer.isBuffer(chainCode), 'Expected Buffer, got ' + chainCode)
assert.equal(chainCode.length, 32, 'Expected chainCode length of 32, got ' + chainCode.length)
assert(network.bip32, 'Unknown BIP32 constants for network')
this.chainCode = chainCode

8
test/hdnode.js
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@ -49,7 +49,13 @@ describe('HDNode', function() {
assert.equal(hd.network, networks.testnet)
})
it('throws an exception when an unknown network is given', function() {
it('throws when an invalid length chain code is given', function() {
assert.throws(function() {
new HDNode(d, chainCode.slice(0, 20), networks.testnet)
}, /Expected chainCode length of 32, got 20/)
})
it('throws when an unknown network is given', function() {
assert.throws(function() {
new HDNode(d, chainCode, {})
}, /Unknown BIP32 constants for network/)