feature: added host tests

.github/workflows/mqtt__host-tests.yml

@@ -0,0 +1,80 @@
+name: "esp-mqtt: host-tests"
+
+on:
+  push:
+   branches:
+     - master
+  pull_request:
+    types: [opened, synchronize, reopened, labeled]
+
+jobs:
+  host_test_esp_mqtt:
+    name: Host Tests
+    runs-on: ubuntu-22.04
+    permissions:
+        contents: write
+    container: espressif/idf:latest
+    env:
+        COMP_DIR: components/mqtt/esp-mqtt
+    steps:
+       - name: Checkout esp-mqtt
+         uses: actions/checkout@v3
+       - name: Build and Test
+         shell: bash
+         run: |
+           apt-get update && apt-get install -y gcc-8 g++-8 python3-pip rsync
+           ${IDF_PATH}/install.sh
+           . ${IDF_PATH}/export.sh
+           echo "IDF_PATH=${IDF_PATH}" >> $GITHUB_ENV
+           rm -rf $IDF_PATH/${{ env.COMP_DIR }}
+           cp -r . $IDF_PATH/${{ env.COMP_DIR }}
+           cd $IDF_PATH/${{ env.COMP_DIR }}/host_test
+           idf.py build
+           ./build/host_mqtt_client_test.elf -r junit -o junit.xml
+       - name: Build with Coverage Enabled
+         shell: bash
+         run: |
+           . ${IDF_PATH}/export.sh
+           cd $IDF_PATH/${{ env.COMP_DIR }}/host_test
+           cat sdkconfig.ci.coverage >> sdkconfig.defaults
+           rm -rf build sdkconfig
+           idf.py build
+           ./build/host_mqtt_client_test.elf
+       - name: Run gcovr
+         shell: bash
+         run: |
+           python -m pip install gcovr
+           cd $IDF_PATH/${{ env.COMP_DIR }}
+           gcov -b host_test/main/mqtt_client.c. -o  `find . -name "mqtt_client*gcda" -exec dirname {} \;`
+           gcovr --gcov-ignore-parse-errors -g -k -r . --html index.html -x esp_mqtt_coverage.xml
+           mkdir docs_gcovr
+           mv index.html docs_gcovr
+           touch docs_gcovr/.nojekyll
+           cp -r docs_gcovr esp_mqtt_coverage.xml $GITHUB_WORKSPACE
+       - name: Code Coverage Summary Report
+         uses: irongut/CodeCoverageSummary@v1.3.0
+         with:
+           filename: ${{ env.GITHUB_WORKSPACE }}/**/esp_mqtt_coverage.xml
+           badge: true
+           fail_below_min: false
+           format: markdown
+           hide_branch_rate: false
+           hide_complexity: false
+           indicators: true
+           output: both
+           thresholds: '60 80'
+       - name: Write to Job Summary
+         run: cat code-coverage-results.md >> $GITHUB_STEP_SUMMARY
+       - name: Upload artifacts
+         uses: actions/upload-artifact@v3
+         if: always()
+         with:
+           name: docs_gcovr
+           path: ${{ env.IDF_PATH }}/${{ env.COMP_DIR }}/docs_gcovr
+           if-no-files-found: error
+       - name: Deploy coverage summary
+         if: github.ref == 'refs/heads/master'
+         uses: JamesIves/github-pages-deploy-action@v4.4.1
+         with:
+           branch: gh-pages
+           folder:  ${{ env.IDF_PATH }}/${{ env.COMP_DIR }}/docs_gcovr

CMakeLists.txt

@@ -13,6 +13,3 @@ idf_component_register(SRCS "${srcs}"
                     KCONFIG ${CMAKE_CURRENT_LIST_DIR}/Kconfig
                     )
 target_compile_options(${COMPONENT_LIB} PRIVATE "-Wno-format")
-
-
-

host_test/CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.16)
 
 include($ENV{IDF_PATH}/tools/cmake/project.cmake)
-set(COMPONENTS main)
+set(COMPONENTS mqtt main)
 list(APPEND EXTRA_COMPONENT_DIRS
                                  "mocks/heap/"
                                  "$ENV{IDF_PATH}/tools/mocks/esp_hw_support/"

host_test/main/CMakeLists.txt

@@ -1,3 +1,12 @@
 idf_component_register(SRCS  "test_mqtt_client.cpp"
                        INCLUDE_DIRS "$ENV{IDF_PATH}/tools/catch"
                        REQUIRES cmock mqtt esp_timer esp_hw_support http_parser log)
+
+if(CONFIG_GCOV_ENABLED)
+    target_compile_options(${COMPONENT_LIB} PUBLIC --coverage -fprofile-arcs -ftest-coverage)
+    target_link_options(${COMPONENT_LIB} PUBLIC  --coverage -fprofile-arcs -ftest-coverage)
+    
+    idf_component_get_property(mqtt mqtt COMPONENT_LIB)
+    target_compile_options(${mqtt} PUBLIC --coverage -fprofile-arcs -ftest-coverage)
+    target_link_options(${mqtt} PUBLIC  --coverage -fprofile-arcs -ftest-coverage)
+endif()

host_test/main/Kconfig

@@ -0,0 +1,9 @@
+menu "Host-test config"
+
+    config GCOV_ENABLED
+        bool "Coverage analyzer"
+        default n
+        help
+            Enables coverage analyzing for host tests.
+
+endmenu

host_test/sdkconfig.ci.coverage

@@ -0,0 +1 @@
+CONFIG_GCOV_ENABLED=y