Fix port passing from node process

CHANGELOG.md

@@ -9,6 +9,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## Changed
 - Restrict which `cfg` attributes can be used ‒ [#2313](https://github.com/use-ink/ink/pull/2313)
 
+## Fixed
+- [E2E] Have port parsing handle comma-separated list ‒ [#2336](https://github.com/use-ink/ink/pull/2336)
+
 ## Version 5.1.0
 
 This is the first ink! release outside of Parity. ink! was started at Parity and
@@ -37,7 +40,7 @@ to cross-contract calls, but can now execute cross-parachain calls.
 We added a contract example that demonstrates the usage:
 [`contract-xcm`](https://github.com/use-ink/ink-examples/tree/main/contract-xcm)
 
-We also added a new page on our documentation website: 
+We also added a new page on our documentation website:
 [https://use.ink/basics/xcm](https://use.ink/basics/xcm).
 
 You can view the Rust docs of the two functions here:

crates/e2e/Cargo.toml

@@ -47,6 +47,7 @@ sp-core = { workspace = true }
 sp-keyring = { workspace = true }
 sp-runtime = { workspace = true }
 sp-weights = { workspace = true }
+regex = "1.11.1"
 
 [dev-dependencies]
 # Required for the doctest of `MessageBuilder::call`

crates/e2e/src/node_proc.rs

@@ -212,8 +212,17 @@
                 .or_else(|| line.rsplit_once("Running JSON-RPC server: addr=127.0.0.1:"))
                 .map(|(_, port_str)| port_str)?;
 
-            // trim non-numeric chars from the end of the port part of the line.
-            let port_str = line_end.trim_end_matches(|b: char| !b.is_ascii_digit());
+            // match the first group of digits
+            let re = regex::Regex::new(r"^\d+").expect("regex creation failed");
+            let port_capture = re
+                .captures(line_end)
+                .unwrap_or_else(|| panic!("unable to extract port from '{}'", line_end));
+            assert!(
+                port_capture.len() == 1,
+                "captured more than one port from '{}'",
+                line_end
+            );
+            let port_str = &port_capture[0];
 
             // expect to have a number here (the chars after '127.0.0.1:') and parse them
             // into a u16.
@@ -269,4 +278,25 @@
         assert!(res1.is_err());
         assert!(res2.is_err());
     }
+
+    #[test]
+    fn parse_port_from_node_output() {
+        let log = "2024-12-04 10:57:03.893  INFO main sc_rpc_server: Running JSON-RPC server: addr=127.0.0.1:9944,[::1]:9944  ";
+        let port = find_substrate_port_from_output(log.as_bytes());
+        assert_eq!(port, 9944);
+
+        let log = "2024-12-04 10:57:03.893  INFO main sc_rpc_server: Running JSON-RPC server: addr=127.0.0.1:9944  ";
+        let port = find_substrate_port_from_output(log.as_bytes());
+        assert_eq!(port, 9944);
+
+        let log = r#"2024-12-04 11:02:24.637  INFO main sc_cli::runner: 👤 Role: AUTHORITY
+2024-12-04 11:02:24.637  INFO main sc_cli::runner: 💾 Database: RocksDb at /var/folders/s5/5gcp8ck95k39z006fj059_0c0000gn/T/substrateHZoRbb/chains/dev/db/full
+2024-12-04 11:02:25.324  WARN main sc_service::config: Using default protocol ID "sup" because none is configured in the chain specs
+2024-12-04 11:02:25.327  INFO main sc_rpc_server: Running JSON-RPC server: addr=127.0.0.1:9944,[::1]:9944
+2024-12-04 11:02:24.637  INFO main sc_cli::runner: 💾 Database: RocksDb at /var/folders/s5/5gcp8ck95k39z006fj059_0c0000gn/T/substrateHZoRbb/chains/dev/db/full
+2024-12-04 11:02:24.637  INFO main sc_cli::runner: 💾 Database: RocksDb at /var/folders/s5/5gcp8ck95k39z006fj059_0c0000gn/T/substrateHZoRbb/chains/dev/db/full
+"#;
+        let port = find_substrate_port_from_output(log.as_bytes());
+        assert_eq!(port, 9944);
+    }
 }