Add integration test utils, first LSPS2 integration test

.github/workflows/build.yml

@@ -29,6 +29,7 @@ jobs:
         if: matrix.msrv
         run: |
           cargo update -p proptest --precise "1.2.0" --verbose # proptest 1.3.0 requires rustc 1.64.0
+          cargo update -p regex --precise "1.9.6" --verbose # regex 1.10.0 requires rustc 1.65.0.
       - name: Cargo check
         run: cargo check --release
       - name: Check documentation

Cargo.toml

@@ -30,5 +30,8 @@ serde = { version = "1.0", default-features = false, features = ["derive", "allo
 serde_json = "1.0"
 
 [dev-dependencies]
+lightning = { version = "0.0.123", default-features = false, features = ["max_level_trace", "_test_utils"] }
+lightning-persister = { version = "0.0.123", default-features = false }
+lightning-background-processor = { version = "0.0.123", default-features = false, features = ["std"] }
 proptest = "1.0.0"
 tokio = { version = "1.35", default-features = false, features = [ "rt-multi-thread", "time", "sync", "macros" ] }

src/lsps2/msgs.rs

@@ -243,6 +243,8 @@ mod tests {
 		assert_eq!(opening_fee_params.valid_until, valid_until);
 		assert_eq!(opening_fee_params.min_lifetime, min_lifetime);
 		assert_eq!(opening_fee_params.max_client_to_self_delay, max_client_to_self_delay);
+		assert_eq!(opening_fee_params.min_payment_size_msat, min_payment_size_msat);
+		assert_eq!(opening_fee_params.max_payment_size_msat, max_payment_size_msat);
 
 		assert!(is_valid_opening_fee_params(&opening_fee_params, &promise_secret));
 	}