Use temporary directory as serial port for config-sil-gen-pm test

Signed-off-by: Kai-Uwe Hermann <[email protected]>

tests/core_tests/config_tests.py

@@ -3,12 +3,20 @@
 # SPDX-License-Identifier: Apache-2.0
 # Copyright 2020 - 2023 Pionix GmbH and Contributors to EVerest
 
+from copy import deepcopy
 import logging
+from pathlib import Path
 import pytest
+import subprocess
+from tempfile import mkdtemp
+from typing import Dict
 
 from everest.testing.core_utils.fixtures import *
 from everest.testing.core_utils.everest_core import EverestCore
 
+from everest.testing.core_utils.configuration.everest_configuration_visitors.everest_configuration_visitor import \
+    EverestConfigAdjustmentVisitor
+
 
 @pytest.mark.everest_core_config('config-example.yaml')
 @pytest.mark.asyncio
@@ -45,10 +53,29 @@ async def test_start_config_sil_energy_management(everest_core: EverestCore):
     everest_core.start()
 
 
+class EverestCoreConfigSilGenPmConfigurationVisitor(EverestConfigAdjustmentVisitor):
+    def __init__(self):
+        self.temporary_directory = mkdtemp()
+        self.serial_port_0 = Path(self.temporary_directory) / 'serial_port_0'
+        self.serial_port_1 = Path(self.temporary_directory) / 'serial_port_1'
+
+    def adjust_everest_configuration(self, everest_config: Dict):
+        adjusted_config = deepcopy(everest_config)
+
+        adjusted_config["active_modules"]["serial_comm_hub"]["config_implementation"]["main"]["serial_port"] = self.serial_port_0.as_posix()
+
+        return adjusted_config
+
+
 @pytest.mark.everest_core_config('config-sil-gen-pm.yaml')
+@pytest.mark.everest_config_adaptations(EverestCoreConfigSilGenPmConfigurationVisitor())
 @pytest.mark.asyncio
-async def test_start_config_sil_gen_pm(everest_core: EverestCore):
+async def test_start_config_sil_gen_pm(request, everest_core: EverestCore):
     logging.info(">>>>>>>>> test_start_config_sil_gen_pm <<<<<<<<<")
+    config_adaptation = request.node.get_closest_marker(
+        'everest_config_adaptations').args[0]
+    logging.info(f"config_adaptation: {config_adaptation.serial_port_0}")
+    # serial_port_process = subprocess.Popen(['socat', 'PTY,link=/tmp/serial_port', 'PTY,link=/tmp/serial_port_1'])
     everest_core.start()
 
 
@@ -94,6 +121,7 @@ async def test_start_config_sil_two_evse(everest_core: EverestCore):
     logging.info(">>>>>>>>> test_start_config_sil_two_evse <<<<<<<<<")
     everest_core.start()
 
+
 @pytest.mark.everest_core_config('config-sil.yaml')
 @pytest.mark.asyncio
 async def test_start_config_sil(everest_core: EverestCore):