ci: add ci workaround for gdb_loadable_elf

since flash config parameters are no longer generated when APP_BUILD_TYPE_RAM is enabled, this will cause load_ram in pytest_embedded_idf to fail

tools/test_apps/system/gdb_loadable_elf/conftest.py

@@ -0,0 +1,22 @@
+# SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
+
+# pylint: disable=W0621  # redefined-outer-name
+
+import pytest
+from _pytest.fixtures import FixtureRequest
+from _pytest.monkeypatch import MonkeyPatch
+from test_gdb_loadable_elf_util.loadable_app_serial import LoadableAppSerial
+
+
+@pytest.fixture(scope='module')
+def monkeypatch_module(request: FixtureRequest) -> MonkeyPatch:
+    mp = MonkeyPatch()
+    request.addfinalizer(mp.undo)
+    return mp
+
+
+@pytest.fixture(scope='module', autouse=True)
+def replace_dut_class(monkeypatch_module: MonkeyPatch) -> None:
+    monkeypatch_module.setattr('pytest_embedded_idf.serial.IdfSerial', LoadableAppSerial)
+    monkeypatch_module.setattr('pytest_embedded_idf.IdfSerial', LoadableAppSerial)

tools/test_apps/system/gdb_loadable_elf/test_gdb_loadable_elf_util/loadable_app_serial.py

@@ -0,0 +1,53 @@
+# SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Unlicense OR CC0-1.0
+import logging
+from typing import Any, Optional
+
+import esptool
+from pytest_embedded_idf.app import IdfApp
+from pytest_embedded_serial_esp.serial import EspSerial, EsptoolArgs
+
+
+class LoadableAppSerial(EspSerial):
+    def __init__(
+        self,
+        app: IdfApp,
+        target: Optional[str] = None,
+        **kwargs: Any,
+    ) -> None:
+        self.app = app
+
+        if not hasattr(self.app, 'target'):
+            raise ValueError(f'Idf app not parsable. Please check if it\'s valid: {self.app.binary_path}')
+
+        if target and self.app.target and self.app.target != target:
+            raise ValueError(f'Targets do not match. App target: {self.app.target}, Cmd target: {target}.')
+
+        super().__init__(
+            target=target or app.target,
+            **kwargs,
+        )
+
+    def _start(self) -> None:
+        self.load_ram()
+
+    @EspSerial.use_esptool(hard_reset_after=False, no_stub=True)
+    def load_ram(self) -> None:
+        if not self.app.bin_file:
+            logging.error('No image file detected. Skipping load ram...')
+            return
+
+        f_bin_file = open(self.app.bin_file, 'rb')
+
+        default_kwargs = {
+            'filename': f_bin_file,
+            'chip': self.esp.CHIP_NAME.lower().replace('-', ''),
+        }
+
+        load_ram_args = EsptoolArgs(**default_kwargs)
+
+        try:
+            self.esp.change_baud(460800)
+            esptool.load_ram(self.esp, load_ram_args)
+        finally:
+            f_bin_file.close()