test: add BIP45/BIP67 test vectors and enforce multisig lexicographic… - #35
test: add BIP45/BIP67 test vectors and enforce multisig lexicographic…#35RiH-137 wants to merge 1 commit into
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Pull request overview
Adds a multisig address utility that enforces BIP67-style lexicographic pubkey sorting (referenced alongside BIP45), plus tests to validate P2SH / nested SegWit / native SegWit multisig derivations.
Changes:
- Introduces
createMultiSigAddressto generate P2SH, P2SH-P2WSH, and P2WSH multisig addresses with lexicographically sorted pubkeys. - Adds Mocha tests including a BIP67 vector to validate sorting and expected address derivations.
- Exports the new utility via
src/helper/utils/index.*barrel files.
Reviewed changes
Copilot reviewed 6 out of 10 changed files in this pull request and generated 4 comments.
Show a summary per file
| File | Description |
|---|---|
| package.json | Deleted root npm manifest (not referenced in PR description). |
| package-lock.json | Deleted root npm lockfile (not referenced in PR description). |
| btc-controller/src/helper/utils/createMultiSigAddress.ts | New multisig address generator with lexicographic pubkey sorting. |
| btc-controller/src/helper/utils/createMultiSigAddress.js | Compiled JS output for the new multisig utility. |
| btc-controller/src/helper/utils/createMultiSigAddress.d.ts | Type declarations for the new multisig utility. |
| btc-controller/src/helper/utils/index.ts | Re-exports createMultiSigAddress from utils barrel. |
| btc-controller/src/helper/utils/index.js | Compiled barrel update to export createMultiSigAddress. |
| btc-controller/src/helper/utils/index.d.ts | Declaration barrel update to export createMultiSigAddress. |
| btc-controller/test/createMultiSigAddress.js | New test suite covering multisig types + BIP67 sorting vector. |
| btc-controller/out.txt | Added log/error output file (appears accidental). |
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| }: MultiSigConfig): MultiSigResult { | ||
| if (requiredSignatures > publicKeys.length) { | ||
| throw new Error('requiredSignatures cannot be greater than number of public keys'); | ||
| } | ||
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requiredSignatures is only checked against publicKeys.length. This currently allows requiredSignatures <= 0 and multisig sizes beyond Bitcoin script limits (e.g., publicKeys.length > 16), which will cause bitcoinjs.payments.p2ms to throw less clear errors. Add explicit validation for 1 <= requiredSignatures <= publicKeys.length and publicKeys.length <= 16 (and optionally requiredSignatures <= 16) with consistent error messages.
| }: MultiSigConfig): MultiSigResult { | |
| if (requiredSignatures > publicKeys.length) { | |
| throw new Error('requiredSignatures cannot be greater than number of public keys'); | |
| } | |
| }: MultiSigConfig): MultiSigResult { | |
| // Validate multisig parameters before constructing scripts | |
| if (requiredSignatures < 1) { | |
| throw new Error('requiredSignatures must be at least 1'); | |
| } | |
| if (requiredSignatures > publicKeys.length) { | |
| throw new Error('requiredSignatures cannot be greater than number of public keys'); | |
| } | |
| if (publicKeys.length < 1) { | |
| throw new Error('At least one public key is required to create a multisig address'); | |
| } | |
| if (publicKeys.length > 16) { | |
| throw new Error('Number of public keys in a multisig address cannot exceed 16'); | |
| } | |
| if (requiredSignatures > 16) { | |
| throw new Error('requiredSignatures cannot exceed 16'); | |
| } |
| type?: 'P2SH' | 'P2SH-P2WSH' | 'P2WSH'; | ||
| } | ||
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| export interface MultiSigResult { | ||
| address: string; | ||
| type: string; |
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MultiSigResult.type is typed as string, but the function only ever returns the three supported literal values. Consider typing this as the same union as MultiSigConfig['type'] (or a shared MultiSigType alias) so callers get compile-time guarantees and autocomplete.
| type?: 'P2SH' | 'P2SH-P2WSH' | 'P2WSH'; | |
| } | |
| export interface MultiSigResult { | |
| address: string; | |
| type: string; | |
| type?: MultiSigType; | |
| } | |
| export type MultiSigType = 'P2SH' | 'P2SH-P2WSH' | 'P2WSH'; | |
| export interface MultiSigResult { | |
| address: string; | |
| type: MultiSigType; |
| const ECPairFactory = require('ecpair').default; | ||
| const ecc = require('@bitcoinerlab/secp256k1'); | ||
| const { createMultiSigAddress } = require('../src/helper/utils/createMultiSigAddress'); | ||
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| const ECPair = ECPairFactory(ecc); |
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This test imports ECPair with require('ecpair').default, but elsewhere in this repo tests use a safer pattern (const ECPairFactory = ECPairModule.default || ECPairModule) to handle both CJS and ESM export shapes. Align this test with that pattern to avoid ECPairFactory being undefined in environments where ecpair doesn't expose .default.
| import { createMultiSigAddress } from "./createMultiSigAddress"; | ||
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| export { getNetwork, generateAddress, calcBip32ExtendedKeys, getAddressFromPk }; | ||
| export { getNetwork, generateAddress, calcBip32ExtendedKeys, getAddressFromPk, createMultiSigAddress }; |
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This PR also removes the repository-root package.json and package-lock.json, but the PR description is focused on multisig sorting/tests and doesn't mention this packaging change. If the deletion is intentional cleanup, please document the rationale in the PR (and ensure tooling/CI/publishing doesn't rely on root-level npm metadata); otherwise, revert these deletions.
Description:
This commit implements and tests the strict lexicographical sorting requirement for public keys in multisig address generation in accordance with BIP45 and BIP67.
Changes:
createMultiSigAddress.tsimplementation securely supporting P2SH, P2SH-P2WSH, and P2WSH addresses.Buffer.comparesorting for public keys prior to address generation to comply with BIP45/BIP67 deterministic multisig.bitcoinjs-libexpected derivations intest/createMultiSigAddress.jsto ensure the core sorting algorithm generates standard-compliant outputs.src/helper/utils/index.ts. All 5 verification tests pass flawlessly.Related Task: