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feat!: LocalChain with hardwired genesis checkpoint

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This ensures that `LocalChain` will always have a tip. The `ChainOracle`
trait's `get_chain_tip` method no longer needs to return an option.
This commit is contained in:
志宇
2023-10-12 16:55:32 +08:00
parent d6a0cf0795
commit 5998a22819
19 changed files with 562 additions and 452 deletions
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68
crates/bitcoind_rpc/tests/test_emitter.rs
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@@ -188,8 +188,8 @@ fn block_to_chain_update(block: &bitcoin::Block, height: u32) -> local_chain::Up
#[test]
pub fn test_sync_local_chain() -> anyhow::Result<()> {
let env = TestEnv::new()?;
let mut local_chain = LocalChain::default();
let mut emitter = Emitter::from_height(&env.client, 0);
let (mut local_chain, _) = LocalChain::from_genesis_hash(env.client.get_block_hash(0)?);
let mut emitter = Emitter::new(&env.client, local_chain.tip(), 0);
// mine some blocks and returned the actual block hashes
let exp_hashes = {
@@ -296,7 +296,7 @@ fn test_into_tx_graph() -> anyhow::Result<()> {
env.mine_blocks(101, None)?;
println!("mined blocks!");
let mut chain = LocalChain::default();
let (mut chain, _) = LocalChain::from_genesis_hash(env.client.get_block_hash(0)?);
let mut indexed_tx_graph = IndexedTxGraph::<BlockId, _>::new({
let mut index = SpkTxOutIndex::<usize>::default();
index.insert_spk(0, addr_0.script_pubkey());
@@ -305,7 +305,7 @@ fn test_into_tx_graph() -> anyhow::Result<()> {
index
});
let emitter = &mut Emitter::from_height(&env.client, 0);
let emitter = &mut Emitter::new(&env.client, chain.tip(), 0);
while let Some((height, block)) = emitter.next_block()? {
let _ = chain.apply_update(block_to_chain_update(&block, height))?;
@@ -393,7 +393,14 @@ fn ensure_block_emitted_after_reorg_is_at_reorg_height() -> anyhow::Result<()> {
const CHAIN_TIP_HEIGHT: usize = 110;
let env = TestEnv::new()?;
let mut emitter = Emitter::from_height(&env.client, EMITTER_START_HEIGHT as _);
let mut emitter = Emitter::new(
&env.client,
CheckPoint::new(BlockId {
height: 0,
hash: env.client.get_block_hash(0)?,
}),
EMITTER_START_HEIGHT as _,
);
env.mine_blocks(CHAIN_TIP_HEIGHT, None)?;
while emitter.next_header()?.is_some() {}
@@ -442,9 +449,7 @@ fn get_balance(
recv_chain: &LocalChain,
recv_graph: &IndexedTxGraph<BlockId, SpkTxOutIndex<()>>,
) -> anyhow::Result<Balance> {
let chain_tip = recv_chain
.tip()
.map_or(BlockId::default(), |cp| cp.block_id());
let chain_tip = recv_chain.tip().block_id();
let outpoints = recv_graph.index.outpoints().clone();
let balance = recv_graph
.graph()
@@ -461,7 +466,14 @@ fn tx_can_become_unconfirmed_after_reorg() -> anyhow::Result<()> {
const SEND_AMOUNT: Amount = Amount::from_sat(10_000);
let env = TestEnv::new()?;
let mut emitter = Emitter::from_height(&env.client, 0);
let mut emitter = Emitter::new(
&env.client,
CheckPoint::new(BlockId {
height: 0,
hash: env.client.get_block_hash(0)?,
}),
0,
);
// setup addresses
let addr_to_mine = env.client.get_new_address(None, None)?.assume_checked();
@@ -469,7 +481,7 @@ fn tx_can_become_unconfirmed_after_reorg() -> anyhow::Result<()> {
let addr_to_track = Address::from_script(&spk_to_track, bitcoin::Network::Regtest)?;
// setup receiver
let mut recv_chain = LocalChain::default();
let (mut recv_chain, _) = LocalChain::from_genesis_hash(env.client.get_block_hash(0)?);
let mut recv_graph = IndexedTxGraph::<BlockId, _>::new({
let mut recv_index = SpkTxOutIndex::default();
recv_index.insert_spk((), spk_to_track.clone());
@@ -542,7 +554,14 @@ fn mempool_avoids_re_emission() -> anyhow::Result<()> {
const MEMPOOL_TX_COUNT: usize = 2;
let env = TestEnv::new()?;
let mut emitter = Emitter::from_height(&env.client, 0);
let mut emitter = Emitter::new(
&env.client,
CheckPoint::new(BlockId {
height: 0,
hash: env.client.get_block_hash(0)?,
}),
0,
);
// mine blocks and sync up emitter
let addr = env.client.get_new_address(None, None)?.assume_checked();
@@ -597,7 +616,14 @@ fn mempool_re_emits_if_tx_introduction_height_not_reached() -> anyhow::Result<()
const MEMPOOL_TX_COUNT: usize = 21;
let env = TestEnv::new()?;
let mut emitter = Emitter::from_height(&env.client, 0);
let mut emitter = Emitter::new(
&env.client,
CheckPoint::new(BlockId {
height: 0,
hash: env.client.get_block_hash(0)?,
}),
0,
);
// mine blocks to get initial balance, sync emitter up to tip
let addr = env.client.get_new_address(None, None)?.assume_checked();
@@ -674,7 +700,14 @@ fn mempool_during_reorg() -> anyhow::Result<()> {
const PREMINE_COUNT: usize = 101;
let env = TestEnv::new()?;
let mut emitter = Emitter::from_height(&env.client, 0);
let mut emitter = Emitter::new(
&env.client,
CheckPoint::new(BlockId {
height: 0,
hash: env.client.get_block_hash(0)?,
}),
0,
);
// mine blocks to get initial balance
let addr = env.client.get_new_address(None, None)?.assume_checked();
@@ -789,7 +822,14 @@ fn no_agreement_point() -> anyhow::Result<()> {
let env = TestEnv::new()?;
// start height is 99
let mut emitter = Emitter::from_height(&env.client, (PREMINE_COUNT - 2) as u32);
let mut emitter = Emitter::new(
&env.client,
CheckPoint::new(BlockId {
height: 0,
hash: env.client.get_block_hash(0)?,
}),
(PREMINE_COUNT - 2) as u32,
);
// mine 101 blocks
env.mine_blocks(PREMINE_COUNT, None)?;