Randomize the `ConnectStyle` during tests
[rust-lightning] / lightning / src / ln / functional_tests.rs
index aa68454063a596e6f5895632fe9f1c0763453d66..2d52d56aaed46745ce30c5e0de5284b3b1a8efbd 100644 (file)
@@ -1280,23 +1280,41 @@ fn test_duplicate_htlc_different_direction_onchain() {
        check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
        connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
 
-       // Check we only broadcast 1 timeout tx
        let claim_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
        assert_eq!(claim_txn.len(), 8);
-       assert_eq!(claim_txn[1], claim_txn[4]);
-       assert_eq!(claim_txn[2], claim_txn[5]);
-       check_spends!(claim_txn[1], chan_1.3);
-       check_spends!(claim_txn[2], claim_txn[1]);
-       check_spends!(claim_txn[7], claim_txn[1]);
+
+       check_spends!(claim_txn[0], remote_txn[0]); // Immediate HTLC claim with preimage
+
+       check_spends!(claim_txn[1], chan_1.3); // Alternative commitment tx
+       check_spends!(claim_txn[2], claim_txn[1]); // HTLC spend in alternative commitment tx
+
+       let bump_tx = if claim_txn[1] == claim_txn[4] {
+               assert_eq!(claim_txn[1], claim_txn[4]);
+               assert_eq!(claim_txn[2], claim_txn[5]);
+
+               check_spends!(claim_txn[7], claim_txn[1]); // HTLC timeout on alternative commitment tx
+
+               check_spends!(claim_txn[3], remote_txn[0]); // HTLC timeout on broadcasted commitment tx
+               &claim_txn[3]
+       } else {
+               assert_eq!(claim_txn[1], claim_txn[3]);
+               assert_eq!(claim_txn[2], claim_txn[4]);
+
+               check_spends!(claim_txn[5], claim_txn[1]); // HTLC timeout on alternative commitment tx
+
+               check_spends!(claim_txn[7], remote_txn[0]); // HTLC timeout on broadcasted commitment tx
+
+               &claim_txn[7]
+       };
 
        assert_eq!(claim_txn[0].input.len(), 1);
-       assert_eq!(claim_txn[3].input.len(), 1);
-       assert_eq!(claim_txn[0].input[0].previous_output, claim_txn[3].input[0].previous_output);
+       assert_eq!(bump_tx.input.len(), 1);
+       assert_eq!(claim_txn[0].input[0].previous_output, bump_tx.input[0].previous_output);
 
        assert_eq!(claim_txn[0].input.len(), 1);
        assert_eq!(claim_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT); // HTLC 1 <--> 0, preimage tx
-       check_spends!(claim_txn[0], remote_txn[0]);
        assert_eq!(remote_txn[0].output[claim_txn[0].input[0].previous_output.vout as usize].value, 800);
+
        assert_eq!(claim_txn[6].input.len(), 1);
        assert_eq!(claim_txn[6].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT); // HTLC 0 <--> 1, timeout tx
        check_spends!(claim_txn[6], remote_txn[0]);
@@ -2178,9 +2196,9 @@ fn channel_monitor_network_test() {
        send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3], &nodes[4])[..], 8000000);
 
        // Simple case with no pending HTLCs:
-       nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), true);
+       nodes[1].node.force_close_channel(&chan_1.2).unwrap();
        check_added_monitors!(nodes[1], 1);
-       check_closed_broadcast!(nodes[1], false);
+       check_closed_broadcast!(nodes[1], true);
        {
                let mut node_txn = test_txn_broadcast(&nodes[1], &chan_1, None, HTLCType::NONE);
                assert_eq!(node_txn.len(), 1);
@@ -2192,15 +2210,15 @@ fn channel_monitor_network_test() {
        assert_eq!(nodes[0].node.list_channels().len(), 0);
        assert_eq!(nodes[1].node.list_channels().len(), 1);
        check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
-       check_closed_event!(nodes[1], 1, ClosureReason::DisconnectedPeer);
+       check_closed_event!(nodes[1], 1, ClosureReason::HolderForceClosed);
 
        // One pending HTLC is discarded by the force-close:
        let payment_preimage_1 = route_payment(&nodes[1], &vec!(&nodes[2], &nodes[3])[..], 3000000).0;
 
        // Simple case of one pending HTLC to HTLC-Timeout (note that the HTLC-Timeout is not
        // broadcasted until we reach the timelock time).
-       nodes[1].node.peer_disconnected(&nodes[2].node.get_our_node_id(), true);
-       check_closed_broadcast!(nodes[1], false);
+       nodes[1].node.force_close_channel(&chan_2.2).unwrap();
+       check_closed_broadcast!(nodes[1], true);
        check_added_monitors!(nodes[1], 1);
        {
                let mut node_txn = test_txn_broadcast(&nodes[1], &chan_2, None, HTLCType::NONE);
@@ -2213,7 +2231,7 @@ fn channel_monitor_network_test() {
        check_closed_broadcast!(nodes[2], true);
        assert_eq!(nodes[1].node.list_channels().len(), 0);
        assert_eq!(nodes[2].node.list_channels().len(), 1);
-       check_closed_event!(nodes[1], 1, ClosureReason::DisconnectedPeer);
+       check_closed_event!(nodes[1], 1, ClosureReason::HolderForceClosed);
        check_closed_event!(nodes[2], 1, ClosureReason::CommitmentTxConfirmed);
 
        macro_rules! claim_funds {
@@ -2238,9 +2256,9 @@ fn channel_monitor_network_test() {
 
        // nodes[3] gets the preimage, but nodes[2] already disconnected, resulting in a nodes[2]
        // HTLC-Timeout and a nodes[3] claim against it (+ its own announces)
-       nodes[2].node.peer_disconnected(&nodes[3].node.get_our_node_id(), true);
+       nodes[2].node.force_close_channel(&chan_3.2).unwrap();
        check_added_monitors!(nodes[2], 1);
-       check_closed_broadcast!(nodes[2], false);
+       check_closed_broadcast!(nodes[2], true);
        let node2_commitment_txid;
        {
                let node_txn = test_txn_broadcast(&nodes[2], &chan_3, None, HTLCType::NONE);
@@ -2257,7 +2275,7 @@ fn channel_monitor_network_test() {
        check_closed_broadcast!(nodes[3], true);
        assert_eq!(nodes[2].node.list_channels().len(), 0);
        assert_eq!(nodes[3].node.list_channels().len(), 1);
-       check_closed_event!(nodes[2], 1, ClosureReason::DisconnectedPeer);
+       check_closed_event!(nodes[2], 1, ClosureReason::HolderForceClosed);
        check_closed_event!(nodes[3], 1, ClosureReason::CommitmentTxConfirmed);
 
        // Drop the ChannelMonitor for the previous channel to avoid it broadcasting transactions and
@@ -2351,7 +2369,8 @@ fn test_justice_tx() {
        chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
        let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &user_cfgs);
-       let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+       let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+       *nodes[0].connect_style.borrow_mut() = ConnectStyle::FullBlockViaListen;
        // Create some new channels:
        let chan_5 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
 
@@ -2583,11 +2602,7 @@ fn claim_htlc_outputs_single_tx() {
                expect_payment_failed!(nodes[1], payment_hash_2, true);
 
                let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
-               assert_eq!(node_txn.len(), 9);
-               // ChannelMonitor: justice tx revoked offered htlc, justice tx revoked received htlc, justice tx revoked to_local (3)
-               // ChannelManager: local commmitment + local HTLC-timeout (2)
-               // ChannelMonitor: bumped justice tx, after one increase, bumps on HTLC aren't generated not being substantial anymore, bump on revoked to_local isn't generated due to more room for expiration (2)
-               // ChannelMonitor: local commitment + local HTLC-timeout (2)
+               assert!(node_txn.len() == 9 || node_txn.len() == 10);
 
                // Check the pair local commitment and HTLC-timeout broadcast due to HTLC expiration
                assert_eq!(node_txn[0].input.len(), 1);
@@ -5283,21 +5298,30 @@ fn test_duplicate_payment_hash_one_failure_one_success() {
        let htlc_timeout_tx;
        { // Extract one of the two HTLC-Timeout transaction
                let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
-               // ChannelMonitor: timeout tx * 3, ChannelManager: local commitment tx
-               assert_eq!(node_txn.len(), 4);
+               // ChannelMonitor: timeout tx * 2-or-3, ChannelManager: local commitment tx
+               assert!(node_txn.len() == 4 || node_txn.len() == 3);
                check_spends!(node_txn[0], chan_2.3);
 
                check_spends!(node_txn[1], commitment_txn[0]);
                assert_eq!(node_txn[1].input.len(), 1);
-               check_spends!(node_txn[2], commitment_txn[0]);
-               assert_eq!(node_txn[2].input.len(), 1);
-               assert_eq!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output);
-               check_spends!(node_txn[3], commitment_txn[0]);
-               assert_ne!(node_txn[1].input[0].previous_output, node_txn[3].input[0].previous_output);
+
+               if node_txn.len() > 3 {
+                       check_spends!(node_txn[2], commitment_txn[0]);
+                       assert_eq!(node_txn[2].input.len(), 1);
+                       assert_eq!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output);
+
+                       check_spends!(node_txn[3], commitment_txn[0]);
+                       assert_ne!(node_txn[1].input[0].previous_output, node_txn[3].input[0].previous_output);
+               } else {
+                       check_spends!(node_txn[2], commitment_txn[0]);
+                       assert_ne!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output);
+               }
 
                assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
                assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
-               assert_eq!(node_txn[3].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+               if node_txn.len() > 3 {
+                       assert_eq!(node_txn[3].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+               }
                htlc_timeout_tx = node_txn[1].clone();
        }
 
@@ -7957,13 +7981,24 @@ fn test_bump_penalty_txn_on_remote_commitment() {
                assert_eq!(node_txn[6].input.len(), 1);
                check_spends!(node_txn[0], remote_txn[0]);
                check_spends!(node_txn[6], remote_txn[0]);
-               assert_eq!(node_txn[0].input[0].previous_output, node_txn[3].input[0].previous_output);
-               preimage_bump = node_txn[3].clone();
 
                check_spends!(node_txn[1], chan.3);
                check_spends!(node_txn[2], node_txn[1]);
-               assert_eq!(node_txn[1], node_txn[4]);
-               assert_eq!(node_txn[2], node_txn[5]);
+
+               if node_txn[0].input[0].previous_output == node_txn[3].input[0].previous_output {
+                       preimage_bump = node_txn[3].clone();
+                       check_spends!(node_txn[3], remote_txn[0]);
+
+                       assert_eq!(node_txn[1], node_txn[4]);
+                       assert_eq!(node_txn[2], node_txn[5]);
+               } else {
+                       preimage_bump = node_txn[7].clone();
+                       check_spends!(node_txn[7], remote_txn[0]);
+                       assert_eq!(node_txn[0].input[0].previous_output, node_txn[7].input[0].previous_output);
+
+                       assert_eq!(node_txn[1], node_txn[3]);
+                       assert_eq!(node_txn[2], node_txn[4]);
+               }
 
                timeout = node_txn[6].txid();
                let index = node_txn[6].input[0].previous_output.vout;
@@ -8711,10 +8746,11 @@ fn test_update_err_monitor_lockdown() {
                watchtower
        };
        let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+       let block = Block { header, txdata: vec![] };
        // Make the tx_broadcaster aware of enough blocks that it doesn't think we're violating
        // transaction lock time requirements here.
-       chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize(200, (header, 0));
-       watchtower.chain_monitor.block_connected(&Block { header, txdata: vec![] }, 200);
+       chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize(200, (block.clone(), 0));
+       watchtower.chain_monitor.block_connected(&block, 200);
 
        // Try to update ChannelMonitor
        assert!(nodes[1].node.claim_funds(preimage));
@@ -8772,10 +8808,11 @@ fn test_concurrent_monitor_claim() {
                watchtower
        };
        let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+       let block = Block { header, txdata: vec![] };
        // Make the tx_broadcaster aware of enough blocks that it doesn't think we're violating
        // transaction lock time requirements here.
-       chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize((CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS) as usize, (header, 0));
-       watchtower_alice.chain_monitor.block_connected(&Block { header, txdata: vec![] }, CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS);
+       chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize((CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS) as usize, (block.clone(), 0));
+       watchtower_alice.chain_monitor.block_connected(&block, CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS);
 
        // Watchtower Alice should have broadcast a commitment/HTLC-timeout
        {