ci: add ENet integration coverage

scripts/verify_enet_integration.sh

@@ -0,0 +1,103 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+root_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$root_dir"
+
+godot_bin="${GODOT_BIN:-godot}"
+logs_dir="$(mktemp -d "${TMPDIR:-/tmp}/cosmic-clash-enet.XXXXXX")"
+pids=()
+# Comma-separated selection for local debugging; CI leaves this unset and
+# therefore runs the complete suite.
+selected_cases=",${VERIFY_ENET_CASES:-net,match-net,clock,lobby,networked-match},"
+
+cleanup() {
+  local status=$?
+  if (( status != 0 )); then
+    for log_file in "$logs_dir"/*.log; do
+      [[ -f "$log_file" ]] || continue
+      echo "--- $log_file" >&2
+      cat "$log_file" >&2
+    done
+  fi
+  for pid in "${pids[@]}"; do
+    kill "$pid" 2>/dev/null || true
+  done
+  echo "ENet integration logs: $logs_dir"
+}
+trap cleanup EXIT
+
+start_role() {
+  local log_file="$1"
+  local scene="$2"
+  shift 2
+  "$godot_bin" --headless --path Game "$scene" -- "$@" >"$log_file" 2>&1 &
+  pids+=("$!")
+}
+
+wait_for_role() {
+  local pid="$1"
+  wait "$pid"
+}
+
+assert_clean_logs() {
+  local label="$1"
+  shift
+  if grep -E "(SCRIPT ERROR|ERROR:|SMOKE FAIL)" "$@"; then
+    echo "$label emitted an engine or smoke error" >&2
+    return 1
+  fi
+}
+
+run_pair() {
+  local label="$1"
+  local scene="$2"
+  local host_log="$logs_dir/${label}-host.log"
+  local client_log="$logs_dir/${label}-client.log"
+  echo "ENet integration: $label"
+  start_role "$host_log" "$scene" --role=host
+  local host_pid="${pids[${#pids[@]} - 1]}"
+  sleep 0.5
+  start_role "$client_log" "$scene" --role=client
+  local client_pid="${pids[${#pids[@]} - 1]}"
+  wait_for_role "$client_pid"
+  wait_for_role "$host_pid"
+  assert_clean_logs "$label" "$host_log" "$client_log"
+}
+
+run_networked_match() {
+  local host_log="$logs_dir/networked-match-host.log"
+  local client_one_log="$logs_dir/networked-match-client-one.log"
+  local client_two_log="$logs_dir/networked-match-client-two.log"
+  echo "ENet integration: networked match"
+  start_role "$host_log" res://tests/networked_match_ci.tscn --role=host
+  local host_pid="${pids[${#pids[@]} - 1]}"
+  sleep 0.5
+  start_role "$client_one_log" res://tests/networked_match_ci.tscn --role=client-bot --test-bot
+  local client_one_pid="${pids[${#pids[@]} - 1]}"
+  sleep 0.2
+  start_role "$client_two_log" res://tests/networked_match_ci.tscn --role=client-bot --test-bot
+  local client_two_pid="${pids[${#pids[@]} - 1]}"
+  wait_for_role "$client_one_pid"
+  wait_for_role "$client_two_pid"
+  wait_for_role "$host_pid"
+  assert_clean_logs "networked match" "$host_log" "$client_one_log" "$client_two_log"
+}
+
+if [[ "$selected_cases" == *",net,"* ]]; then
+  run_pair net res://tests/net_smoke.tscn
+fi
+if [[ "$selected_cases" == *",match-net,"* ]]; then
+  run_pair match-net res://tests/match_net_smoke.tscn
+fi
+if [[ "$selected_cases" == *",clock,"* ]]; then
+  run_pair clock res://tests/clock_smoke.tscn
+fi
+if [[ "$selected_cases" == *",lobby,"* ]]; then
+  run_pair lobby res://tests/lobby_smoke.tscn
+fi
+if [[ "$selected_cases" == *",networked-match,"* ]]; then
+  run_networked_match
+fi
+
+echo "ENet integration verification passed"