529 lines
20 KiB
Go
529 lines
20 KiB
Go
package extkeys_test
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import (
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"bytes"
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"encoding/hex"
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"errors"
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"reflect"
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"testing"
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"github.com/btcsuite/btcd/chaincfg"
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"github.com/status-im/status-go/extkeys"
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)
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func TestBIP32Vectors(t *testing.T) {
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tests := []struct {
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name string
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seed string
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path []uint32
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pubKey string
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privKey string
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}{
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// Test vector 1
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{
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"test vector 1 chain m",
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"000102030405060708090a0b0c0d0e0f",
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[]uint32{},
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"xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8",
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"xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi",
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},
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{
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"test vector 1 chain m/0H",
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"000102030405060708090a0b0c0d0e0f",
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[]uint32{extkeys.HardenedKeyStart},
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"xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw",
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"xprv9uHRZZhk6KAJC1avXpDAp4MDc3sQKNxDiPvvkX8Br5ngLNv1TxvUxt4cV1rGL5hj6KCesnDYUhd7oWgT11eZG7XnxHrnYeSvkzY7d2bhkJ7",
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},
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{
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"test vector 1 chain m/0H/1",
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"000102030405060708090a0b0c0d0e0f",
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[]uint32{extkeys.HardenedKeyStart, 1},
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"xpub6ASuArnXKPbfEwhqN6e3mwBcDTgzisQN1wXN9BJcM47sSikHjJf3UFHKkNAWbWMiGj7Wf5uMash7SyYq527Hqck2AxYysAA7xmALppuCkwQ",
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"xprv9wTYmMFdV23N2TdNG573QoEsfRrWKQgWeibmLntzniatZvR9BmLnvSxqu53Kw1UmYPxLgboyZQaXwTCg8MSY3H2EU4pWcQDnRnrVA1xe8fs",
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},
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{
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"test vector 1 chain m/0H/1/2H",
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"000102030405060708090a0b0c0d0e0f",
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[]uint32{extkeys.HardenedKeyStart, 1, extkeys.HardenedKeyStart + 2},
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"xpub6D4BDPcP2GT577Vvch3R8wDkScZWzQzMMUm3PWbmWvVJrZwQY4VUNgqFJPMM3No2dFDFGTsxxpG5uJh7n7epu4trkrX7x7DogT5Uv6fcLW5",
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"xprv9z4pot5VBttmtdRTWfWQmoH1taj2axGVzFqSb8C9xaxKymcFzXBDptWmT7FwuEzG3ryjH4ktypQSAewRiNMjANTtpgP4mLTj34bhnZX7UiM",
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},
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{
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"test vector 1 chain m/0H/1/2H/2",
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"000102030405060708090a0b0c0d0e0f",
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[]uint32{extkeys.HardenedKeyStart, 1, extkeys.HardenedKeyStart + 2, 2},
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"xpub6FHa3pjLCk84BayeJxFW2SP4XRrFd1JYnxeLeU8EqN3vDfZmbqBqaGJAyiLjTAwm6ZLRQUMv1ZACTj37sR62cfN7fe5JnJ7dh8zL4fiyLHV",
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"xprvA2JDeKCSNNZky6uBCviVfJSKyQ1mDYahRjijr5idH2WwLsEd4Hsb2Tyh8RfQMuPh7f7RtyzTtdrbdqqsunu5Mm3wDvUAKRHSC34sJ7in334",
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},
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{
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"test vector 1 chain m/0H/1/2H/2/1000000000",
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"000102030405060708090a0b0c0d0e0f",
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[]uint32{extkeys.HardenedKeyStart, 1, extkeys.HardenedKeyStart + 2, 2, 1000000000},
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"xpub6H1LXWLaKsWFhvm6RVpEL9P4KfRZSW7abD2ttkWP3SSQvnyA8FSVqNTEcYFgJS2UaFcxupHiYkro49S8yGasTvXEYBVPamhGW6cFJodrTHy",
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"xprvA41z7zogVVwxVSgdKUHDy1SKmdb533PjDz7J6N6mV6uS3ze1ai8FHa8kmHScGpWmj4WggLyQjgPie1rFSruoUihUZREPSL39UNdE3BBDu76",
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},
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// Test vector 2
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{
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"test vector 2 chain m",
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"fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542",
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[]uint32{},
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"xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB",
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"xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U",
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},
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{
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"test vector 2 chain m/0",
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"fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542",
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[]uint32{0},
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"xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH",
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"xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt",
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},
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{
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"test vector 2 chain m/0/2147483647H",
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"fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542",
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[]uint32{0, extkeys.HardenedKeyStart + 2147483647},
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"xpub6ASAVgeehLbnwdqV6UKMHVzgqAG8Gr6riv3Fxxpj8ksbH9ebxaEyBLZ85ySDhKiLDBrQSARLq1uNRts8RuJiHjaDMBU4Zn9h8LZNnBC5y4a",
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"xprv9wSp6B7kry3Vj9m1zSnLvN3xH8RdsPP1Mh7fAaR7aRLcQMKTR2vidYEeEg2mUCTAwCd6vnxVrcjfy2kRgVsFawNzmjuHc2YmYRmagcEPdU9",
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},
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{
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"test vector 2 chain m/0/2147483647H/1",
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"fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542",
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[]uint32{0, extkeys.HardenedKeyStart + 2147483647, 1},
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"xpub6DF8uhdarytz3FWdA8TvFSvvAh8dP3283MY7p2V4SeE2wyWmG5mg5EwVvmdMVCQcoNJxGoWaU9DCWh89LojfZ537wTfunKau47EL2dhHKon",
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"xprv9zFnWC6h2cLgpmSA46vutJzBcfJ8yaJGg8cX1e5StJh45BBciYTRXSd25UEPVuesF9yog62tGAQtHjXajPPdbRCHuWS6T8XA2ECKADdw4Ef",
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},
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{
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"test vector 2 chain m/0/2147483647H/1/2147483646H",
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"fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542",
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[]uint32{0, extkeys.HardenedKeyStart + 2147483647, 1, extkeys.HardenedKeyStart + 2147483646},
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"xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL",
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"xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc",
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},
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{
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"test vector 2 chain m/0/2147483647H/1/2147483646H/2",
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"fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542",
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[]uint32{0, extkeys.HardenedKeyStart + 2147483647, 1, extkeys.HardenedKeyStart + 2147483646, 2},
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"xpub6FnCn6nSzZAw5Tw7cgR9bi15UV96gLZhjDstkXXxvCLsUXBGXPdSnLFbdpq8p9HmGsApME5hQTZ3emM2rnY5agb9rXpVGyy3bdW6EEgAtqt",
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"xprvA2nrNbFZABcdryreWet9Ea4LvTJcGsqrMzxHx98MMrotbir7yrKCEXw7nadnHM8Dq38EGfSh6dqA9QWTyefMLEcBYJUuekgW4BYPJcr9E7j",
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},
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}
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tests:
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for i, test := range tests {
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seed, err := hex.DecodeString(test.seed)
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if err != nil {
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t.Errorf("DecodeString #%d (%s): %v", i, test.name, err)
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continue
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}
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extKey, err := extkeys.NewMaster(seed, []byte("Bitcoin seed"))
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if err != nil {
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t.Errorf("NewMasterKey #%d (%s): %v", i, test.name, err)
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continue
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}
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if !extKey.IsPrivate {
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t.Error("Master node must feature private key")
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continue
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}
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extKey, err = extKey.Derive(test.path)
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if err != nil {
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t.Errorf("cannot derive child: %v", err)
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continue tests
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}
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privKeyStr := extKey.String()
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if privKeyStr != test.privKey {
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t.Errorf("%d (%s): private key mismatch (expects: %s, got: %s)", i, test.name, test.privKey, privKeyStr)
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continue
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} else {
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t.Logf("test %d (%s): %s", i, test.name, extKey.String())
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}
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pubKey, err := extKey.Neuter()
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if err != nil {
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t.Errorf("failed to Neuter key #%d (%s): %v", i, test.name, err)
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return
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}
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// neutering twice should have no effect
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pubKey, err = pubKey.Neuter()
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if err != nil {
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t.Errorf("failed to Neuter key #%d (%s): %v", i, test.name, err)
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return
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}
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pubKeyStr := pubKey.String()
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if pubKeyStr != test.pubKey {
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t.Errorf("%d (%s): public key mismatch (expects: %s, got: %s)", i, test.name, test.pubKey, pubKeyStr)
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continue
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} else {
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t.Logf("test %d (%s, public): %s", i, test.name, extKey.String())
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}
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}
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}
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func TestChildDerivation(t *testing.T) {
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type testCase struct {
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name string
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master string
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path []uint32
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wantKey string
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}
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// derive public keys from private keys
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getPrivateChildDerivationTests := func() []testCase {
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// The private extended keys for test vectors in [BIP32].
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testVec1MasterPrivKey := "xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi"
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testVec2MasterPrivKey := "xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U"
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return []testCase{
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// Test vector 1
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{
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name: "test vector 1 chain m",
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master: testVec1MasterPrivKey,
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path: []uint32{},
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wantKey: "xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi",
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},
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{
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name: "test vector 1 chain m/0",
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master: testVec1MasterPrivKey,
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path: []uint32{0},
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wantKey: "xprv9uHRZZhbkedL37eZEnyrNsQPFZYRAvjy5rt6M1nbEkLSo378x1CQQLo2xxBvREwiK6kqf7GRNvsNEchwibzXaV6i5GcsgyjBeRguXhKsi4R",
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},
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{
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name: "test vector 1 chain m/0/1",
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master: testVec1MasterPrivKey,
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path: []uint32{0, 1},
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wantKey: "xprv9ww7sMFLzJMzy7bV1qs7nGBxgKYrgcm3HcJvGb4yvNhT9vxXC7eX7WVULzCfxucFEn2TsVvJw25hH9d4mchywguGQCZvRgsiRaTY1HCqN8G",
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},
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{
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name: "test vector 1 chain m/0/1/2",
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master: testVec1MasterPrivKey,
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path: []uint32{0, 1, 2},
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wantKey: "xprv9xrdP7iD2L1YZCgR9AecDgpDMZSTzP5KCfUykGXgjBxLgp1VFHsEeL3conzGAkbc1MigG1o8YqmfEA2jtkPdf4vwMaGJC2YSDbBTPAjfRUi",
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},
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{
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name: "test vector 1 chain m/0/1/2/2",
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master: testVec1MasterPrivKey,
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path: []uint32{0, 1, 2, 2},
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wantKey: "xprvA2J8Hq4eiP7xCEBP7gzRJGJnd9CHTkEU6eTNMrZ6YR7H5boik8daFtDZxmJDfdMSKHwroCfAfsBKWWidRfBQjpegy6kzXSkQGGoMdWKz5Xh",
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},
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{
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name: "test vector 1 chain m/0/1/2/2/1000000000",
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master: testVec1MasterPrivKey,
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path: []uint32{0, 1, 2, 2, 1000000000},
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wantKey: "xprvA3XhazxncJqJsQcG85Gg61qwPQKiobAnWjuPpjKhExprZjfse6nErRwTMwGe6uGWXPSykZSTiYb2TXAm7Qhwj8KgRd2XaD21Styu6h6AwFz",
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},
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// Test vector 2
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{
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name: "test vector 2 chain m",
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master: testVec2MasterPrivKey,
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path: []uint32{},
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wantKey: "xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U",
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},
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{
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name: "test vector 2 chain m/0",
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master: testVec2MasterPrivKey,
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path: []uint32{0},
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wantKey: "xprv9vHkqa6EV4sPZHYqZznhT2NPtPCjKuDKGY38FBWLvgaDx45zo9WQRUT3dKYnjwih2yJD9mkrocEZXo1ex8G81dwSM1fwqWpWkeS3v86pgKt",
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},
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{
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name: "test vector 2 chain m/0/2147483647",
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master: testVec2MasterPrivKey,
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path: []uint32{0, 2147483647},
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wantKey: "xprv9wSp6B7cXJWXZRpDbxkFg3ry2fuSyUfvboJ5Yi6YNw7i1bXmq9QwQ7EwMpeG4cK2pnMqEx1cLYD7cSGSCtruGSXC6ZSVDHugMsZgbuY62m6",
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},
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{
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name: "test vector 2 chain m/0/2147483647/1",
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master: testVec2MasterPrivKey,
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path: []uint32{0, 2147483647, 1},
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wantKey: "xprv9ysS5br6UbWCRCJcggvpUNMyhVWgD7NypY9gsVTMYmuRtZg8izyYC5Ey4T931WgWbfJwRDwfVFqV3b29gqHDbuEpGcbzf16pdomk54NXkSm",
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},
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{
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name: "test vector 2 chain m/0/2147483647/1/2147483646",
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master: testVec2MasterPrivKey,
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path: []uint32{0, 2147483647, 1, 2147483646},
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wantKey: "xprvA2LfeWWwRCxh4iqigcDMnUf2E3nVUFkntc93nmUYBtb9rpSPYWa8MY3x9ZHSLZkg4G84UefrDruVK3FhMLSJsGtBx883iddHNuH1LNpRrEp",
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},
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{
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name: "test vector 2 chain m/0/2147483647/1/2147483646/2",
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master: testVec2MasterPrivKey,
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path: []uint32{0, 2147483647, 1, 2147483646, 2},
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wantKey: "xprvA48ALo8BDjcRET68R5RsPzF3H7WeyYYtHcyUeLRGBPHXu6CJSGjwW7dWoeUWTEzT7LG3qk6Eg6x2ZoqD8gtyEFZecpAyvchksfLyg3Zbqam",
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},
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// Custom tests to trigger specific conditions.
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{
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// Seed 000000000000000000000000000000da.
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name: "Derived privkey with zero high byte m/0",
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master: "xprv9s21ZrQH143K4FR6rNeqEK4EBhRgLjWLWhA3pw8iqgAKk82ypz58PXbrzU19opYcxw8JDJQF4id55PwTsN1Zv8Xt6SKvbr2KNU5y8jN8djz",
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path: []uint32{0},
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wantKey: "xprv9uC5JqtViMmgcAMUxcsBCBFA7oYCNs4bozPbyvLfddjHou4rMiGEHipz94xNaPb1e4f18TRoPXfiXx4C3cDAcADqxCSRSSWLvMBRWPctSN9",
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},
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}
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}
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// derive public keys from other public keys
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getPublicChildDerivationTests := func() []testCase {
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// The public extended keys for test vectors in [BIP32].
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testVec1MasterPubKey := "xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8"
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testVec2MasterPubKey := "xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB"
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return []testCase{
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// Test vector 1
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{
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name: "test vector 1 chain m",
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master: testVec1MasterPubKey,
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path: []uint32{},
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wantKey: "xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8",
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},
|
|
{
|
|
name: "test vector 1 chain m/0",
|
|
master: testVec1MasterPubKey,
|
|
path: []uint32{0},
|
|
wantKey: "xpub68Gmy5EVb2BdFbj2LpWrk1M7obNuaPTpT5oh9QCCo5sRfqSHVYWex97WpDZzszdzHzxXDAzPLVSwybe4uPYkSk4G3gnrPqqkV9RyNzAcNJ1",
|
|
},
|
|
{
|
|
name: "test vector 1 chain m/0/1",
|
|
master: testVec1MasterPubKey,
|
|
path: []uint32{0, 1},
|
|
wantKey: "xpub6AvUGrnEpfvJBbfx7sQ89Q8hEMPM65UteqEX4yUbUiES2jHfjexmfJoxCGSwFMZiPBaKQT1RiKWrKfuDV4vpgVs4Xn8PpPTR2i79rwHd4Zr",
|
|
},
|
|
{
|
|
name: "test vector 1 chain m/0/1/2",
|
|
master: testVec1MasterPubKey,
|
|
path: []uint32{0, 1, 2},
|
|
wantKey: "xpub6BqyndF6rhZqmgktFCBcapkwubGxPqoAZtQaYewJHXVKZcLdnqBVC8N6f6FSHWUghjuTLeubWyQWfJdk2G3tGgvgj3qngo4vLTnnSjAZckv",
|
|
},
|
|
{
|
|
name: "test vector 1 chain m/0/1/2/2",
|
|
master: testVec1MasterPubKey,
|
|
path: []uint32{0, 1, 2, 2},
|
|
wantKey: "xpub6FHUhLbYYkgFQiFrDiXRfQFXBB2msCxKTsNyAExi6keFxQ8sHfwpogY3p3s1ePSpUqLNYks5T6a3JqpCGszt4kxbyq7tUoFP5c8KWyiDtPp",
|
|
},
|
|
{
|
|
name: "test vector 1 chain m/0/1/2/2/1000000000",
|
|
master: testVec1MasterPubKey,
|
|
path: []uint32{0, 1, 2, 2, 1000000000},
|
|
wantKey: "xpub6GX3zWVgSgPc5tgjE6ogT9nfwSADD3tdsxpzd7jJoJMqSY12Be6VQEFwDCp6wAQoZsH2iq5nNocHEaVDxBcobPrkZCjYW3QUmoDYzMFBDu9",
|
|
},
|
|
|
|
// Test vector 2
|
|
{
|
|
name: "test vector 2 chain m",
|
|
master: testVec2MasterPubKey,
|
|
path: []uint32{},
|
|
wantKey: "xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB",
|
|
},
|
|
{
|
|
name: "test vector 2 chain m/0",
|
|
master: testVec2MasterPubKey,
|
|
path: []uint32{0},
|
|
wantKey: "xpub69H7F5d8KSRgmmdJg2KhpAK8SR3DjMwAdkxj3ZuxV27CprR9LgpeyGmXUbC6wb7ERfvrnKZjXoUmmDznezpbZb7ap6r1D3tgFxHmwMkQTPH",
|
|
},
|
|
{
|
|
name: "test vector 2 chain m/0/2147483647",
|
|
master: testVec2MasterPubKey,
|
|
path: []uint32{0, 2147483647},
|
|
wantKey: "xpub6ASAVgeWMg4pmutghzHG3BohahjwNwPmy2DgM6W9wGegtPrvNgjBwuZRD7hSDFhYfunq8vDgwG4ah1gVzZysgp3UsKz7VNjCnSUJJ5T4fdD",
|
|
},
|
|
{
|
|
name: "test vector 2 chain m/0/2147483647/1",
|
|
master: testVec2MasterPubKey,
|
|
path: []uint32{0, 2147483647, 1},
|
|
wantKey: "xpub6CrnV7NzJy4VdgP5niTpqWJiFXMAca6qBm5Hfsry77SQmN1HGYHnjsZSujoHzdxf7ZNK5UVrmDXFPiEW2ecwHGWMFGUxPC9ARipss9rXd4b",
|
|
},
|
|
{
|
|
name: "test vector 2 chain m/0/2147483647/1/2147483646",
|
|
master: testVec2MasterPubKey,
|
|
path: []uint32{0, 2147483647, 1, 2147483646},
|
|
wantKey: "xpub6FL2423qFaWzHCvBndkN9cbkn5cysiUeFq4eb9t9kE88jcmY63tNuLNRzpHPdAM4dUpLhZ7aUm2cJ5zF7KYonf4jAPfRqTMTRBNkQL3Tfta",
|
|
},
|
|
{
|
|
name: "test vector 2 chain m/0/2147483647/1/2147483646/2",
|
|
master: testVec2MasterPubKey,
|
|
path: []uint32{0, 2147483647, 1, 2147483646, 2},
|
|
wantKey: "xpub6H7WkJf547AiSwAbX6xsm8Bmq9M9P1Gjequ5SipsjipWmtXSyp4C3uwzewedGEgAMsDy4jEvNTWtxLyqqHY9C12gaBmgUdk2CGmwachwnWK",
|
|
},
|
|
}
|
|
}
|
|
|
|
runTests := func(tests []testCase) {
|
|
for i, test := range tests {
|
|
extKey, err := extkeys.NewKeyFromString(test.master)
|
|
if err != nil {
|
|
t.Errorf("NewKeyFromString #%d (%s): unexpected error creating extended key: %v", i, test.name, err)
|
|
continue
|
|
}
|
|
extKey, err = extKey.Derive(test.path)
|
|
if err != nil {
|
|
t.Errorf("cannot derive child: %v", err)
|
|
continue
|
|
}
|
|
|
|
gotKey := extKey.String()
|
|
if gotKey != test.wantKey {
|
|
t.Errorf("Child #%d (%s): mismatched serialized extended key -- got: %s, want: %s", i, test.name, gotKey, test.wantKey)
|
|
continue
|
|
} else {
|
|
t.Logf("test %d (%s): %s", i, test.name, extKey.String())
|
|
}
|
|
}
|
|
}
|
|
|
|
runTests(getPrivateChildDerivationTests())
|
|
runTests(getPublicChildDerivationTests())
|
|
}
|
|
|
|
func TestErrors(t *testing.T) {
|
|
// Should get an error when seed has too few bytes.
|
|
_, err := extkeys.NewMaster(bytes.Repeat([]byte{0x00}, 15), []byte{0x00})
|
|
if err != extkeys.ErrInvalidSeedLen {
|
|
t.Errorf("NewMaster: mismatched error -- got: %v, want: %v",
|
|
err, extkeys.ErrInvalidSeedLen)
|
|
}
|
|
|
|
// Should get an error when seed has too many bytes.
|
|
_, err = extkeys.NewMaster(bytes.Repeat([]byte{0x00}, 65), []byte{0x00})
|
|
if err != extkeys.ErrInvalidSeedLen {
|
|
t.Errorf("NewMaster: mismatched error -- got: %v, want: %v",
|
|
err, extkeys.ErrInvalidSeedLen)
|
|
}
|
|
|
|
// Generate a new key and neuter it to a public extended key.
|
|
mnemonic := extkeys.NewMnemonic(extkeys.Salt)
|
|
|
|
phrase, err := mnemonic.MnemonicPhrase(128, extkeys.EnglishLanguage)
|
|
if err != nil {
|
|
t.Errorf("Test failed: could not create seed: %s", err)
|
|
}
|
|
|
|
password := "badpassword"
|
|
extKey, err := extkeys.NewMaster(mnemonic.MnemonicSeed(phrase, password), []byte(extkeys.Salt))
|
|
if err != nil {
|
|
t.Errorf("unexpected error: %v", err)
|
|
return
|
|
}
|
|
|
|
pubKey, err := extKey.Neuter()
|
|
if err != nil {
|
|
t.Errorf("Neuter: unexpected error: %v", err)
|
|
return
|
|
}
|
|
|
|
// Deriving a hardened child extended key should fail from a public key.
|
|
_, err = pubKey.Child(extkeys.HardenedKeyStart)
|
|
if err != extkeys.ErrDerivingHardenedFromPublic {
|
|
t.Errorf("Child: mismatched error -- got: %v, want: %v", err, extkeys.ErrDerivingHardenedFromPublic)
|
|
}
|
|
|
|
_, err = pubKey.BIP44Child(extkeys.CoinTypeETH, 0)
|
|
if err != extkeys.ErrInvalidMasterKey {
|
|
t.Errorf("BIP44Child: mistmatched error -- got: %v, want: %v", err, extkeys.ErrInvalidMasterKey)
|
|
}
|
|
|
|
childKey, _ := extKey.Child(extkeys.HardenedKeyStart + 1)
|
|
_, err = childKey.BIP44Child(extkeys.CoinTypeETH, 0) // this should be called from master only
|
|
if err != extkeys.ErrInvalidMasterKey {
|
|
t.Errorf("BIP44Child: mistmatched error -- got: %v, want: %v", err, extkeys.ErrInvalidMasterKey)
|
|
}
|
|
|
|
// NewKeyFromString failure tests.
|
|
tests := []struct {
|
|
name string
|
|
key string
|
|
err error
|
|
neuter bool
|
|
neuterErr error
|
|
}{
|
|
{
|
|
name: "invalid key length",
|
|
key: "xpub1234",
|
|
err: extkeys.ErrInvalidKeyLen,
|
|
},
|
|
{
|
|
name: "bad checksum",
|
|
key: "xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EBygr15",
|
|
err: extkeys.ErrBadChecksum,
|
|
},
|
|
{
|
|
name: "pubkey not on curve",
|
|
key: "xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ1hr9Rwbk95YadvBkQXxzHBSngB8ndpW6QH7zhhsXZ2jHyZqPjk",
|
|
err: errors.New("pubkey isn't on secp256k1 curve"),
|
|
},
|
|
{
|
|
name: "unsupported version",
|
|
key: "xbad4LfUL9eKmA66w2GJdVMqhvDmYGJpTGjWRAtjHqoUY17sGaymoMV9Cm3ocn9Ud6Hh2vLFVC7KSKCRVVrqc6dsEdsTjRV1WUmkK85YEUujAPX",
|
|
err: nil,
|
|
neuter: true,
|
|
neuterErr: chaincfg.ErrUnknownHDKeyID,
|
|
},
|
|
}
|
|
|
|
for i, test := range tests {
|
|
extKey, err := extkeys.NewKeyFromString(test.key)
|
|
if !reflect.DeepEqual(err, test.err) {
|
|
t.Errorf("NewKeyFromString #%d (%s): mismatched error -- got: %v, want: %v", i, test.name, err, test.err)
|
|
continue
|
|
}
|
|
|
|
if test.neuter {
|
|
_, err := extKey.Neuter()
|
|
if !reflect.DeepEqual(err, test.neuterErr) {
|
|
t.Errorf("Neuter #%d (%s): mismatched error -- got: %v, want: %v", i, test.name, err, test.neuterErr)
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestBIP44ChildDerivation(t *testing.T) {
|
|
keyString := "xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi"
|
|
derivedKey1String := "xprvA38t8tFW4vbuB7WJXEqMFmZqRrcZUKWqqMcGjjKjr2hbfvPhRtLLJGL4ayWG8shF1VkuUikVGodGshLiKRS7WrdsrGSVDQCY33qoPBxG2Kp"
|
|
derivedKey2String := "xprvA38t8tFW4vbuDgBNpekPnuMSfpWziDLdF7W9Zd3mPy6eDEkM5F17vk59RtVoFbNdBBq84EJf5CqdZhhEoBkAM4DXHQsDqvUxVnncfnDQEFg"
|
|
|
|
extKey, err := extkeys.NewKeyFromString(keyString)
|
|
if err != nil {
|
|
t.Error("NewKeyFromString: cannot create extended key")
|
|
}
|
|
|
|
accounKey1, err := extKey.BIP44Child(extkeys.CoinTypeETH, 0)
|
|
if err != nil {
|
|
t.Error("Error dering BIP44-compliant key")
|
|
}
|
|
if accounKey1.String() != derivedKey1String {
|
|
t.Errorf("BIP44Child: key mismatch -- got: %v, want: %v", accounKey1.String(), derivedKey1String)
|
|
}
|
|
t.Logf("Account 1 key: %s", accounKey1.String())
|
|
|
|
accounKey2, err := extKey.BIP44Child(extkeys.CoinTypeETH, 1)
|
|
if err != nil {
|
|
t.Error("Error dering BIP44-compliant key")
|
|
}
|
|
if accounKey2.String() != derivedKey2String {
|
|
t.Errorf("BIP44Child: key mismatch -- got: %v, want: %v", accounKey2.String(), derivedKey2String)
|
|
}
|
|
t.Logf("Account 1 key: %s", accounKey2.String())
|
|
}
|
|
|
|
//func TestNewKey(t *testing.T) {
|
|
// mnemonic := NewMnemonic()
|
|
//
|
|
// phrase, err := mnemonic.MnemonicPhrase(128, EnglishLanguage)
|
|
// if err != nil {
|
|
// t.Errorf("Test failed: could not create seed: %s", err)
|
|
// }
|
|
//
|
|
// password := "badpassword"
|
|
// mnemonic.salt = "Bitcoin seed"
|
|
// key, err := NewMaster(mnemonic.MnemonicSeed(phrase, password), []byte(mnemonic.salt))
|
|
// if err != nil {
|
|
// t.Error(err)
|
|
// }
|
|
// t.Logf("%x", key.KeyData)
|
|
//}
|