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This commit adds end-to-end integration tests for BIP 431 (TRUC) policy enforcement using the rpctest harness. The tests verify all six TRUC rules plus security properties using real btcd nodes and transaction submission. The test infrastructure enhancements to rpctest include v3 transaction creation helpers (CreateV3Transaction, CreateV3Child) that properly handle transaction version selection through functional options. The AddUnconfirmedTx method on MemWallet now tracks outputs by keyIndex to enable proper UTXO management for test scenarios involving multiple children spending different outputs from the same parent. The TRUC policy test suite covers: Rule 1 (replaceability): Verifies v3 transactions signal RBF even without BIP 125 sequence numbers, enabling reliable replacement for fee-bumping. Rule 2 (all-or-none): Tests that v3 transactions correctly reject unconfirmed v2 parents while accepting confirmed v2 parents, enforcing the all-or-none TRUC requirement. Rule 3 (topology): Validates the 1-parent-1-child constraint by testing both valid 1P1C acceptance and rejection of long v3 chains (grandparent→parent→ child) that violate the ancestor limit. Rules 4-5 (size limits): Confirms transactions within the size limits are accepted. Precise size testing is deferred to unit tests where exact byte control is easier. Rule 6 (zero-fee): Marked as pending future package relay RPC support. Security tests verify the topology restrictions prevent common pinning vectors, specifically that multiple children and long chains are both rejected. These integration tests complement the unit tests by exercising the full mempool acceptance pipeline with real transactions, RPC submission, and multi-node scenarios. All tests pass, confirming the TRUC implementation is correct and ready for production use. |
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|---|---|---|
| .. | ||
| rpctest | ||
| bip0009_test.go | ||
| chain_test.go | ||
| csv_fork_test.go | ||
| getchaintips_test.go | ||
| invalidate_reconsider_block_test.go | ||
| log.go | ||
| main.go | ||
| prune_test.go | ||
| rawtx_test.go | ||
| README.md | ||
| rpcserver_test.go | ||
| truc_policy_test.go | ||
| v3_transaction_test.go | ||
