fix(ci): clean up flutter test processes

.gitea/workflows/build.yml

@@ -33,31 +33,114 @@ jobs:
       - name: Ejecutar tests críticos
         run: |
           python3 - <<'PY'
+          import os
+          import signal
           import subprocess
           import sys
+          import time
 
           tests = [
               'test/servicios/servicio_programacion_alarmas_test.dart',
               'test/estado/estado_alarmas_test.dart',
           ]
 
+          use_process_group = hasattr(os, 'killpg') and os.name != 'nt'
+
+          def cleanup_process_group(pid):
+              if not use_process_group:
+                  return
+              try:
+                  os.killpg(pid, signal.SIGTERM)
+                  time.sleep(1)
+                  os.killpg(pid, signal.SIGKILL)
+              except ProcessLookupError:
+                  pass
+
           for test_path in tests:
               cmd = [
                   'flutter',
                   'test',
+                  '--no-pub',
                   '--concurrency=1',
                   '--timeout=60s',
                   '--reporter=expanded',
                   test_path,
               ]
               print('$ ' + ' '.join(cmd), flush=True)
+              process = subprocess.Popen(cmd, start_new_session=use_process_group)
               try:
-                  result = subprocess.run(cmd, timeout=180)
+                  returncode = process.wait(timeout=180)
               except subprocess.TimeoutExpired:
                   print(f'ERROR: timeout ejecutando {test_path}', file=sys.stderr, flush=True)
+                  cleanup_process_group(process.pid)
                   sys.exit(124)
-              if result.returncode != 0:
-                  sys.exit(result.returncode)
+              finally:
+                  cleanup_process_group(process.pid)
+
+              if returncode != 0:
+                  sys.exit(returncode)
+          PY
+
+      - name: Limpiar procesos Flutter de tests
+        if: always()
+        run: |
+          python3 - <<'PY'
+          import os
+          import signal
+          import subprocess
+          import time
+
+          workspace = os.getcwd()
+          test_paths = (
+              'test/estado/estado_alarmas_test.dart',
+              'test/servicios/servicio_programacion_alarmas_test.dart',
+          )
+          patterns = (
+              'flutter_tester',
+              'flutter_tools.snapshot',
+              'frontend_server',
+              'dartvm',
+              'dartaotruntime',
+          ) + test_paths
+          current_pid = os.getpid()
+          ps = subprocess.run(
+              ['ps', '-axww', '-o', 'pid=', '-o', 'command='],
+              text=True,
+              stdout=subprocess.PIPE,
+              check=False,
+          )
+          killed = []
+          for raw in ps.stdout.splitlines():
+              line = raw.strip()
+              if not line:
+                  continue
+              pid_text, _, command = line.partition(' ')
+              try:
+                  pid = int(pid_text)
+              except ValueError:
+                  continue
+              if pid == current_pid:
+                  continue
+              if workspace not in command and not any(path in command for path in test_paths):
+                  continue
+              if not any(pattern in command for pattern in patterns):
+                  continue
+              try:
+                  os.kill(pid, signal.SIGTERM)
+                  killed.append(pid)
+              except ProcessLookupError:
+                  pass
+
+          if killed:
+              print('Procesos Flutter de test terminados: ' + ', '.join(map(str, killed)))
+              time.sleep(1)
+              for pid in killed:
+                  try:
+                      os.kill(pid, signal.SIGKILL)
+                  except ProcessLookupError:
+                      pass
+          else:
+              print('No quedaron procesos Flutter de test vivos')
           PY
 
   build: