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test(validation): pin testnet/regtest separation for bech32m taproot addresses

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Ashish Kumar Dash 2026-08-02 00:03:38 +05:30
parent 743210e68d
commit 898168ccbb
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1 changed files with 14 additions and 3 deletions
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17
src/lib/formValidation.test.ts
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@ -13,6 +13,9 @@ const mainnetAddress = '1BitcoinEaterAddressDontSend8MUo1T'
const testnetAddress = 'mipcBbFg9gMiCh81Kj8tqqdgoZub1ZJRfn'
const regtestBech32Address = 'bcrt1q6rz28mcfaxtmd6v789l9rrlrusdprr9pz3cppk'
const testnetBech32Address = 'tb1qw508d6qejxtdg4y5r3zarvary0c5xw7kxpjzsx'
// bech32m/taproot pair - same witness program, differing only by HRP (tb1p vs bcrt1p)
const testnetTaprootAddress = 'tb1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7vq47zagq'
const regtestTaprootAddress = 'bcrt1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7vqc8gma6'
const regtestLegacyAddressLabeledTestnet = 'mkpZhYtJu2r87Js3pDiWJDmPte2NRZ8bJV'
const addressSummary = {
@ -40,16 +43,24 @@ describe('isAddressOnNetwork', () => {
expect(isAddressOnNetwork('not-an-address', Network.mainnet)).toBe(false)
})
it('distinguishes testnet and regtest for bech32 addresses via their distinct HRP', () => {
// bech32 addresses carry a network-specific prefix (tb1 vs bcrt1), so each is only
it('distinguishes testnet and regtest for bech32 and bech32m addresses via their distinct HRP', () => {
// bech32/bech32m addresses carry a network-specific prefix (tb1 vs bcrt1), so each is only
// valid on its own network - a regtest address must not pass on a testnet wallet, nor vice versa.
// bech32 (segwit v0):
expect(isAddressOnNetwork(regtestBech32Address, Network.regtest)).toBe(true)
expect(isAddressOnNetwork(regtestBech32Address, Network.testnet)).toBe(false)
expect(isAddressOnNetwork(testnetBech32Address, Network.testnet)).toBe(true)
expect(isAddressOnNetwork(testnetBech32Address, Network.regtest)).toBe(false)
// ...and neither passes on mainnet.
// bech32m (taproot):
expect(isAddressOnNetwork(regtestTaprootAddress, Network.regtest)).toBe(true)
expect(isAddressOnNetwork(regtestTaprootAddress, Network.testnet)).toBe(false)
expect(isAddressOnNetwork(testnetTaprootAddress, Network.testnet)).toBe(true)
expect(isAddressOnNetwork(testnetTaprootAddress, Network.regtest)).toBe(false)
// ...and none pass on mainnet.
expect(isAddressOnNetwork(regtestBech32Address, Network.mainnet)).toBe(false)
expect(isAddressOnNetwork(testnetBech32Address, Network.mainnet)).toBe(false)
expect(isAddressOnNetwork(regtestTaprootAddress, Network.mainnet)).toBe(false)
expect(isAddressOnNetwork(testnetTaprootAddress, Network.mainnet)).toBe(false)
})
it('treats testnet and regtest as interchangeable for ambiguous base58 addresses', () => {