ci(common): Add clang tidy check to esp-protocols

.github/workflows/clang-tidy.yml

@@ -0,0 +1,59 @@
+name: Run clang-tidy
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    name: Run clang-tidy
+    runs-on: ubuntu-20.04
+    container: espressif/idf:latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: 'true'
+      - name: Install libtinfo (esp-clang dependency)
+        run: |
+          export DEBIAN_FRONTEND=noninteractive
+          apt update && apt-get install -y libtinfo5
+      - name: Install esp-clang
+        run: |
+          ${IDF_PATH}/tools/idf_tools.py --non-interactive install esp-clang
+      - name: Install clang-tidy-sarif
+        run: |
+          curl -sSL https://github.com/psastras/sarif-rs/releases/download/clang-tidy-sarif-v0.3.3/clang-tidy-sarif-x86_64-unknown-linux-gnu -o clang-tidy-sarif
+          chmod +x clang-tidy-sarif
+          curl -sSL https://raw.githubusercontent.com/espressif/idf-extra-components/master/.github/filter_sarif.py -o filter_sarif.py
+      - name: Install pyclang
+        run: |
+          . ${IDF_PATH}/export.sh
+          pip install pyclang~=0.2.0
+      - name: Run code analysis
+        shell: bash
+        env:
+          IDF_TOOLCHAIN: clang
+          IDF_TARGET: esp32
+        working-directory: test_app
+        run: |
+          . ${IDF_PATH}/export.sh
+          idf.py clang-check --include-paths $GITHUB_WORKSPACE --exclude-paths $PWD --run-clang-tidy-py run-clang-tidy
+          cp warnings.txt ../
+      - name: Convert clang-tidy results into SARIF output
+        run: |
+          export PATH=$PWD:$PATH
+          ./clang-tidy-sarif -o results.sarif.raw warnings.txt
+          python3 filter_sarif.py -o results.sarif --include-prefix ${GITHUB_WORKSPACE}/ results.sarif.raw
+      - uses: actions/upload-artifact@v2
+        with:
+          path: |
+            warnings.txt
+            results.sarif
+            results.sarif.raw
+      - name: Upload SARIF file
+        uses: github/codeql-action/upload-sarif@v2
+        with:
+          sarif_file: results.sarif
+          category: clang-tidy

test_app/CMakeLists.txt

@@ -0,0 +1,30 @@
+# The following lines of boilerplate have to be in your project's
+# CMakeLists in this exact order for cmake to work correctly
+cmake_minimum_required(VERSION 3.5)
+include($ENV{IDF_PATH}/tools/cmake/version.cmake)
+
+# Add newly added components to one of these lines:
+set(EXTRA_COMPONENT_DIRS
+    ../components/eppp_link
+    ../components/esp_modem
+    ../components/esp_mqtt_cxx
+    ../components/esp_websocket_client
+    ../components/console_cmd_ifconfig
+    ../components/console_cmd_ping
+    ../components/console_cmd_wifi
+    ../components/console_simple_init
+    ../components/mbedtls_cxx
+    ../components/mdns)
+
+
+# !This section should NOT be touched when adding new component!
+# Take all components in EXTRA_COMPONENT_DIRS, strip leading '../' and add it to TEST_COMPONENTS
+# The build system will build and link unit tests, if the component contains 'test' subdirectory
+set(TEST_COMPONENTS "" CACHE STRING "List of components to test")
+foreach (CMP_DIR ${EXTRA_COMPONENT_DIRS})
+    string(SUBSTRING ${CMP_DIR} 3 100 STRIPPED_CMP) # There should be no component name longer than 100 bytes...
+    list(APPEND TEST_COMPONENTS ${STRIPPED_CMP})
+endforeach()
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(esp_protocols_test_app)

test_app/main/CMakeLists.txt

@@ -0,0 +1,3 @@
+idf_component_register(SRCS "test_app_main.c"
+                       INCLUDE_DIRS ""
+                       REQUIRES unity)

test_app/main/test_app_main.c

@@ -0,0 +1,14 @@
+/*
+ * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "unity.h"
+
+void app_main(void)
+{
+    UNITY_BEGIN();
+    unity_run_all_tests();
+    UNITY_END();
+}

test_app/partitions.csv

@@ -0,0 +1,5 @@
+# Name,   Type, SubType, Offset,  Size, Flags
+# Note: if you have increased the bootloader size, make sure to update the offsets to avoid overlap
+nvs,      data, nvs,     ,        0x6000,
+phy_init, data, phy,     ,        0x1000,
+factory,  app,  factory, ,        2M,

test_app/pytest_test_app.py

@@ -0,0 +1,4 @@
+# SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
+def test_app(dut):
+    dut.expect_unity_test_output(timeout=240)

test_app/sdkconfig.defaults

@@ -0,0 +1,15 @@
+CONFIG_ESP_INT_WDT=n
+CONFIG_ESP_TASK_WDT=n
+CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y
+CONFIG_PARTITION_TABLE_CUSTOM=y
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partitions.csv"
+CONFIG_PARTITION_TABLE_FILENAME="partitions.csv"
+
+# Run-time checks of Heap and Stack
+CONFIG_HEAP_POISONING_COMPREHENSIVE=y
+CONFIG_COMPILER_STACK_CHECK_MODE_STRONG=y
+CONFIG_COMPILER_STACK_CHECK=y
+CONFIG_ESP_MAIN_TASK_STACK_SIZE=16000
+CONFIG_FREERTOS_WATCHPOINT_END_OF_STACK=y
+
+CONFIG_UNITY_ENABLE_BACKTRACE_ON_FAIL=y