Test clear_packet behavior

.changelog/unreleased/bug-fixes/relayer/1872-clear-packets.md

@@ -1,2 +1,2 @@
 - Fixed bug where Hermes cleared packets at startup, despite
- `clear_on_start = false` ([#1872](https://github.com/informalsystems/ibc-rs/issues/1872))
+ `clear_on_start = false` ([#1872](https://github.com/informalsystems/ibc-rs/issues/1872))

.github/workflows/integration.yaml

@@ -13,6 +13,7 @@ on:
       - relayer-cli/**
       - relayer-rest/**
       - telemetry/**
+      - tools/**
   push:
     branches: master
     paths:
@@ -27,6 +28,7 @@ on:
       - relayer-cli/**
       - relayer-rest/**
       - telemetry/**
+      - tools/**
 
 env:
   CARGO_INCREMENTAL: 0

.github/workflows/rust.yml

@@ -13,6 +13,7 @@ on:
       - relayer-cli/**
       - relayer-rest/**
       - telemetry/**
+      - tools/**
   push:
     branches: master
     paths:
@@ -27,6 +28,7 @@ on:
       - relayer-cli/**
       - relayer-rest/**
       - telemetry/**
+      - tools/**
 
 env:
   CARGO_INCREMENTAL: 0

tools/integration-test/src/prelude.rs

@@ -2,13 +2,16 @@
     Re-export of common constructs that are used by test cases.
 */
 
+pub use core::time::Duration;
 pub use eyre::eyre;
 pub use ibc::core::ics24_host::identifier::{ChainId, ChannelId, ClientId, ConnectionId, PortId};
 pub use ibc_relayer::chain::handle::ChainHandle;
 pub use ibc_relayer::config::Config;
 pub use ibc_relayer::config::SharedConfig;
 pub use ibc_relayer::foreign_client::ForeignClient;
 pub use ibc_relayer::registry::SharedRegistry;
+pub use ibc_relayer::supervisor::SupervisorHandle;
+pub use std::thread::sleep;
 pub use tracing::{debug, error, info, warn};
 
 pub use crate::chain::driver::{tagged::TaggedChainDriverExt, ChainDriver};

tools/integration-test/src/tests/clear_packet.rs

@@ -0,0 +1,119 @@
+use ibc_relayer::supervisor::{spawn_supervisor, SupervisorHandle, SupervisorOptions};
+
+use crate::ibc::denom::derive_ibc_denom;
+use crate::prelude::*;
+use crate::util::random::random_u64_range;
+
+#[test]
+fn test_clear_packet() -> Result<(), Error> {
+    run_binary_channel_test(&ClearPacketTest)
+}
+pub struct ClearPacketTest;
+
+impl TestOverrides for ClearPacketTest {
+    fn modify_relayer_config(&self, config: &mut Config) {
+        // Disabling clear_on_start should make the relayer not
+        // relay any packet it missed before starting.
+        config.mode.packets.clear_on_start = false;
+        config.mode.packets.clear_interval = 0;
+    }
+
+    // Do not start supervisor at the beginning of test
+    fn spawn_supervisor(
+        &self,
+        _config: &SharedConfig,
+        _registry: &SharedRegistry<impl ChainHandle>,
+    ) -> Result<Option<SupervisorHandle>, Error> {
+        Ok(None)
+    }
+}
+
+impl BinaryChannelTest for ClearPacketTest {
+    fn run<ChainA: ChainHandle, ChainB: ChainHandle>(
+        &self,
+        _config: &TestConfig,
+        chains: ConnectedChains<ChainA, ChainB>,
+        channel: ConnectedChannel<ChainA, ChainB>,
+    ) -> Result<(), Error> {
+        let denom_a = chains.node_a.denom();
+
+        let wallet_a = chains.node_a.wallets().user1().cloned();
+        let wallet_b = chains.node_b.wallets().user1().cloned();
+
+        let balance_a = chains
+            .node_a
+            .chain_driver()
+            .query_balance(&wallet_a.address(), &denom_a)?;
+
+        let amount1 = random_u64_range(1000, 5000);
+
+        info!(
+            "Performing IBC transfer with amount {}, which should *not* be relayed",
+            amount1
+        );
+
+        chains.node_a.chain_driver().transfer_token(
+            &channel.port_a.as_ref(),
+            &channel.channel_id_a.as_ref(),
+            &wallet_a.address(),
+            &wallet_b.address(),
+            amount1,
+            &denom_a,
+        )?;
+
+        sleep(Duration::from_secs(1));
+
+        // Spawn the supervisor only after the first IBC trasnfer
+        let _supervisor = spawn_supervisor(
+            chains.config.clone(),
+            chains.registry.clone(),
+            None,
+            SupervisorOptions {
+                health_check: false,
+                force_full_scan: false,
+            },
+        )?;
+
+        sleep(Duration::from_secs(1));
+
+        let amount2 = random_u64_range(1000, 5000);
+
+        info!(
+            "Performing IBC transfer with amount {}, which should be relayed",
+            amount2
+        );
+
+        chains.node_a.chain_driver().transfer_token(
+            &channel.port_a.as_ref(),
+            &channel.channel_id_a.as_ref(),
+            &wallet_a.address(),
+            &wallet_b.address(),
+            amount2,
+            &denom_a,
+        )?;
+
+        sleep(Duration::from_secs(1));
+
+        let denom_b = derive_ibc_denom(
+            &channel.port_b.as_ref(),
+            &channel.channel_id_b.as_ref(),
+            &denom_a,
+        )?;
+
+        // Wallet on chain A should have both amount deducted.
+        chains.node_a.chain_driver().assert_eventual_wallet_amount(
+            &wallet_a.as_ref(),
+            balance_a - amount1 - amount2,
+            &denom_a,
+        )?;
+
+        // Wallet on chain B should only receive the second IBC transfer
+        chains.node_b.chain_driver().assert_eventual_wallet_amount(
+            &wallet_b.as_ref(),
+            amount2,
+            &denom_b.as_ref(),
+        )?;
+
+        Ok(())
+    }
+}

tools/integration-test/src/tests/mod.rs

@@ -5,6 +5,7 @@
    will pick up the definition by default.
 */
 
+pub mod clear_packet;
 pub mod client_expiration;
 pub mod memo;
 pub mod supervisor;