esp-idf/.gitlab-ci.yml

stages:
  - build
  - assign_test
  - unit_test
  - test
  - test_report
  - deploy

variables:
# System environment

  # Common parameters for the 'make' during CI tests
  MAKEFLAGS: "-j5 --no-keep-going"

# GitLab-CI environment

  # more attempts for more robust
  GET_SOURCES_ATTEMPTS: "10"
  ARTIFACT_DOWNLOAD_ATTEMPTS: "10"

  # We use get_sources.sh script to fetch the submodules and/or re-fetch the repo
  # if it was corrupted (if submodule update fails this can happen)
  GIT_STRATEGY: fetch
  GIT_SUBMODULE_STRATEGY: none

# IDF environment

  IDF_PATH: "$CI_PROJECT_DIR"

before_script:
  # add gitlab ssh key
  - mkdir -p ~/.ssh
  - chmod 700 ~/.ssh
  - echo -n $GITLAB_KEY > ~/.ssh/id_rsa_base64
  - base64 --decode --ignore-garbage ~/.ssh/id_rsa_base64 > ~/.ssh/id_rsa
  - chmod 600 ~/.ssh/id_rsa
  - echo -e "Host gitlab.espressif.cn\n\tStrictHostKeyChecking no\n" >> ~/.ssh/config

  # Set IS_PRIVATE or IS_PUBLIC depending on if our branch is public or not
  #
  # (the same regular expressions are used to set these are used in 'only:' sections below
  - source tools/ci/configure_ci_environment.sh

  # fetch the submodules (& if necessary re-fetch repo) from gitlab
  - time ./tools/ci/get-full-sources.sh

.do_nothing_before:
  before_script: &do_nothing_before
    - echo "Not setting up GitLab key, not fetching submodules"
    - source tools/ci/configure_ci_environment.sh

.add_gitlab_key_before:
  before_script: &add_gitlab_key_before
    - echo "Not fetching submodules"
    - source tools/ci/configure_ci_environment.sh
    # add gitlab ssh key
    - mkdir -p ~/.ssh
    - chmod 700 ~/.ssh
    - echo -n $GITLAB_KEY > ~/.ssh/id_rsa_base64
    - base64 --decode --ignore-garbage ~/.ssh/id_rsa_base64 > ~/.ssh/id_rsa
    - chmod 600 ~/.ssh/id_rsa
    - echo -e "Host gitlab.espressif.cn\n\tStrictHostKeyChecking no\n" >> ~/.ssh/config

build_template_app:
  stage: build
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - build
  variables:
    BATCH_BUILD: "1"
    IDF_CI_BUILD: "1"
  script:
    - git clone https://github.com/espressif/esp-idf-template.git
    - cd esp-idf-template
    # Try to use the same branch name for esp-idf-template that we're
    # using on esp-idf. If it doesn't exist then just stick to the default
    # branch
    - git checkout ${CI_COMMIT_REF_NAME} || echo "Using esp-idf-template default branch..."
    # Test debug build (default)
    - make all V=1
    # Now test release build
    - make clean
    - sed -i.bak -e's/CONFIG_OPTIMIZATION_LEVEL_DEBUG\=y/CONFIG_OPTIMIZATION_LEVEL_RELEASE=y/' sdkconfig
    - make all V=1
    # Check if there are any stray printf/ets_printf references in WiFi libs
    - cd ../components/esp32/lib
    - test $(xtensa-esp32-elf-nm *.a | grep -w printf | wc -l) -eq 0
    - test $(xtensa-esp32-elf-nm *.a | grep -w ets_printf | wc -l) -eq 0


.build_template: &build_template
  stage: build
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - build
  variables:
    BATCH_BUILD: "1"
    V: "0"

build_ssc:
  <<: *build_template
  artifacts:
    paths:
      - SSC/ssc_bin
    expire_in: 6 mos
  script:
    - git clone $SSC_REPOSITORY
    - cd SSC
    - git checkout ${CI_COMMIT_REF_NAME} || echo "Using SSC default branch..."
    - MAKEFLAGS= ./gen_misc_ng.sh

build_esp_idf_tests:
  <<: *build_template
  artifacts:
    paths:
      - tools/unit-test-app/build/*.bin
      - tools/unit-test-app/build/*.elf
      - tools/unit-test-app/build/*.map
      - tools/unit-test-app/build/download.config
      - tools/unit-test-app/build/bootloader/*.bin
      - components/idf_test/unit_test/TestCaseAll.yml
      - components/idf_test/unit_test/CIConfigs/*.yml
    expire_in: 6 mos
  script:
    - cd tools/unit-test-app
    - make TESTS_ALL=1
    # cut last line in case make V=0/1 is set by default
    - make print_flash_cmd | tail -n 1 > build/download.config
    - python tools/UnitTestParser.py

.build_examples_template: &build_examples_template
  <<: *build_template
  artifacts:
    paths:
      - build_examples/*/*/*/build/*.bin
      - build_examples/*/*/*/build/*.elf
      - build_examples/*/*/*/build/*.map
      - build_examples/*/*/*/build/bootloader/*.bin
    expire_in: 1 week
  variables:
    IDF_CI_BUILD: "1"
  script:
    # it's not possible to build 100% out-of-tree and have the "artifacts"
    # mechanism work, but this is the next best thing
    - rm -rf build_examples
    - mkdir build_examples
    - cd build_examples
    # build some of examples
    - ${IDF_PATH}/tools/ci/build_examples.sh "${CI_JOB_NAME}"

build_examples_00:
  <<: *build_examples_template

build_examples_01:
  <<: *build_examples_template

build_examples_02:
  <<: *build_examples_template

build_examples_03:
  <<: *build_examples_template

build_examples_04:
  <<: *build_examples_template

build_examples_05:
  <<: *build_examples_template

build_examples_06:
  <<: *build_examples_template

build_docs:
  stage: build
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - build_docs
  artifacts:
    when: always
    paths:
      - docs/doxygen-warning-log.txt
      - docs/sphinx-warning-log.txt
      - docs/_build/html
    expire_in: 1 mos
  script:
    - cd docs
    - doxygen
    # If there are Doxygen warnings, print them and bail out
    - test $(cat doxygen-warning-log.txt | wc -l) -eq 0 || ( echo "Doxygen pass had some warnings:" && cat doxygen-warning-log.txt && false )
    - make gh-linkcheck
    - make html
    # If there are Sphinx warnings, print them and bail out
    # Ignore warnings (sphinx-known-warnings.txt) already reported in:
    # https://github.com/sphinx-doc/sphinx/issues/2683
    # https://github.com/sphinx-doc/sphinx/issues/4041
    # If a new warning has to be added, then it should be documented as above
    # Note: this check is not clever enough to ignore the same warning
    #       but reported for different line of documentation. 
    #       If s warning stays the same and the line number has changed,
    #       then update 'sphinx-known-warnings.txt' to reflect the new lines numbers.
    - DIFF_FORMAT="--changed-group-format=%<%> --unchanged-group-format="
    - LOG_DIFF=$(diff $DIFF_FORMAT sphinx-known-warnings.txt sphinx-warning-log.txt)
    - test -z "$LOG_DIFF" || ( echo "Sphinx pass had some new warnings:" && echo "$LOG_DIFF" && false )

test_nvs_on_host:
  stage: test
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - nvs_host_test
  dependencies: []
  script:
    - cd components/nvs_flash/test_nvs_host
    - make test

test_partition_table_on_host:
  stage: test
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - build
  dependencies: []
  script:
    - cd components/partition_table/test_gen_esp32part_host
    - ./gen_esp32part_tests.py

test_wl_on_host:
  stage: test
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - wl_host_test
  artifacts:
    paths:
      - components/wear_levelling/test_wl_host/coverage_report.zip
  dependencies: []
  script:
    - cd components/wear_levelling/test_wl_host
    - make test

test_multi_heap_on_host:
  stage: test
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - wl_host_test
  script:
    - cd components/heap/test_multi_heap_host
    - make test

test_build_system:
  stage: test
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - build_test
  dependencies: []
  script:
    - ${IDF_PATH}/tools/ci/test_configure_ci_environment.sh
    - rm -rf test_build_system
    - mkdir test_build_system
    - cd test_build_system
    - ${IDF_PATH}/tools/ci/test_build_system.sh

test_report:
  stage: test_report
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - report
  only:
    - master
    - triggers
    - /^release\/v/
    - /^v\d+\.\d+(\.\d+)?($|-)/
  variables:
    LOG_PATH: "$CI_PROJECT_DIR/$CI_COMMIT_SHA"
    TEST_CASE_FILE_PATH: "$CI_PROJECT_DIR/components/idf_test"
    REPORT_PATH: "$CI_PROJECT_DIR/CI_Test_Report"
    MODULE_UPDATE_FILE: "$CI_PROJECT_DIR/tools/unit-test-app/tools/ModuleDefinition.yml"
  #dependencies:
  #We need all UT* and IT* artifacts except for only a few other
  artifacts:
    when: always
    paths:
      - $REPORT_PATH
      - $LOG_PATH
    expire_in: 12 mos
  script:
    # calc log path
    - VER_NUM=`git rev-list HEAD | wc -l | awk '{print $1}'`
    - SHA_ID=`echo $CI_COMMIT_SHA | cut -c 1-7`
    - REVISION="${VER_NUM}_${SHA_ID}"
    # replace / to _ in branch name
    - ESCAPED_BRANCH_NAME=`echo $CI_COMMIT_REF_NAME | sed 's/\//___/g'`
    # result path and artifacts path
    - RESULT_PATH="$CI_PROJECT_NAME/$ESCAPED_BRANCH_NAME/$REVISION"
    - ARTIFACTS_PATH="$GITLAB_HTTP_SERVER/idf/esp-idf/builds/$CI_JOB_ID/artifacts/browse/$CI_COMMIT_SHA"
    # clone test bench
    - git clone $GITLAB_SSH_SERVER/yinling/auto_test_script.git
    - cd auto_test_script
    # generate report
    - TEST_RESULT=Pass
    - python CITestReport.py -l $LOG_PATH -t $TEST_CASE_FILE_PATH -p $REPORT_PATH -r $RESULT_PATH -a $ARTIFACTS_PATH -m $MODULE_UPDATE_FILE || TEST_RESULT=Fail
    # commit to CI-test-result project
    - git clone $GITLAB_SSH_SERVER/qa/CI-test-result.git
    - rm -rf "CI-test-result/RawData/$RESULT_PATH"
    - cp -R $CI_PROJECT_NAME CI-test-result/RawData
    - cd CI-test-result
    # config git user
    - git config --global user.email "ci-test-result@espressif.com"
    - git config --global user.name "ci-test-result"
    # commit test result
    - git add .
    - git commit . -m "update test result for $CI_PROJECT_NAME/$CI_COMMIT_REF_NAME/$CI_COMMIT_SHA, pipeline ID $CI_PIPELINE_ID" || exit 0
    - git push origin master
    - test "${TEST_RESULT}" = "Pass" || exit 1

push_master_to_github:
  stage: deploy
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - deploy
  only:
    - master
    - /^release\/v/
    - /^v\d+\.\d+(\.\d+)?($|-)/
  when: on_success
  dependencies: []
  variables:
    GITHUB_PUSH_REFS: refs/remotes/origin/release refs/remotes/origin/master
  before_script: *do_nothing_before
  script:
    - mkdir -p ~/.ssh
    - chmod 700 ~/.ssh
    - echo -n $GH_PUSH_KEY > ~/.ssh/id_rsa_base64
    - base64 --decode --ignore-garbage ~/.ssh/id_rsa_base64 > ~/.ssh/id_rsa
    - chmod 600 ~/.ssh/id_rsa
    - echo -e "Host github.com\n\tStrictHostKeyChecking no\n" >> ~/.ssh/config
    - git remote remove github &>/dev/null || true
    - git remote add github git@github.com:espressif/esp-idf.git
    # What the next line of script does: goes through the list of refs for all branches we push to github,
    # generates a snippet of shell which is evaluated. The snippet checks CI_COMMIT_SHA against the SHA
    # (aka objectname) at tip of each branch, and if any SHAs match then it checks out the local branch
    # and then pushes that ref to a corresponding github branch
    - eval $(git for-each-ref --shell bash --format 'if [ $CI_COMMIT_SHA == %(objectname) ]; then git checkout -B %(refname:strip=3); git push --follow-tags github %(refname:strip=3); fi;' $GITHUB_PUSH_REFS)


deploy_docs:
  stage: deploy
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - deploy
  only:
   - master
   - /^release\/v/
   - /^v\d+\.\d+(\.\d+)?($|-)/
   - triggers
  dependencies:
    - build_docs
  before_script: *do_nothing_before
  script:
    - mkdir -p ~/.ssh
    - chmod 700 ~/.ssh
    - echo -n $DOCS_DEPLOY_KEY > ~/.ssh/id_rsa_base64
    - base64 --decode --ignore-garbage ~/.ssh/id_rsa_base64 > ~/.ssh/id_rsa
    - chmod 600 ~/.ssh/id_rsa
    - echo -e "Host $DOCS_SERVER\n\tStrictHostKeyChecking no\n\tUser $DOCS_SERVER_USER\n" >> ~/.ssh/config
    - export GIT_VER=$(git describe --always)
    - cd docs/_build/
    - mv html $GIT_VER
    - tar czvf $GIT_VER.tar.gz $GIT_VER
    - scp $GIT_VER.tar.gz $DOCS_SERVER:$DOCS_PATH
    - ssh $DOCS_SERVER -x "cd $DOCS_PATH && tar xzvf $GIT_VER.tar.gz && rm -f latest && ln -s $GIT_VER latest"

check_doc_links:
  stage: test
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - check_doc_links
  only:
    # can only be triggered
    - triggers
  artifacts:
    paths:
      - docs/_build/linkcheck
    expire_in: 1 mos
  script:
    # must be triggered with CHECK_LINKS=Yes, otherwise exit without test
    - test "$CHECK_LINKS" = "Yes" || exit 0
    # can only run on master branch (otherwise the commit is not on Github yet)
    - test "${CI_COMMIT_REF_NAME}" = "master" || exit 0
    - cd docs
    - make linkcheck

check_commit_msg:
  stage: deploy
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - build
  except:
    - master
    - /^release\/v/
    - /^v\d+\.\d+(\.\d+)?($|-)/
  dependencies: []
  before_script: *do_nothing_before
  script:
    - git status
    - git log -n10 --oneline
    # commit start with "WIP: " need to be squashed before merge
    - 'git log --pretty=%s master.. -- | grep "^WIP: " && exit 1 || exit 0'

check_submodule_sync:
  stage: deploy
  image: $CI_DOCKER_REGISTRY/esp32-ci-env
  tags:
    - build
  except:
    - master
    - /^release\/v/
    - /^v\d+\.\d+(\.\d+)?($|-)/
  dependencies: []
  variables:
    GIT_STRATEGY: clone
  before_script: *do_nothing_before
  script:
    # check if all submodules are correctly synced to public repostory
    - git submodule update --init --recursive

assign_test:
  <<: *build_template
  stage: assign_test
  dependencies:
    - build_esp_idf_tests
    - build_ssc
  artifacts:
    paths:
      - test_bins
      - components/idf_test/*/CIConfigs
      - components/idf_test/*/TC.sqlite
    expire_in: 1 mos
  before_script: *add_gitlab_key_before
  script:
    # first move test bins together: test_bins/CHIP_SDK/TestApp/bin_files
    - mkdir -p test_bins/ESP32_IDF/UT
    - cp -r tools/unit-test-app/build/* test_bins/ESP32_IDF/UT
    - cp -r SSC/ssc_bin/* test_bins/ESP32_IDF
    # clone test script to assign tests
    - git clone $TEST_SCRIPT_REPOSITORY
    - cd auto_test_script
    - git checkout ${CI_COMMIT_REF_NAME} || echo "Using default branch..."
    # assign unit test cases
    - python CIAssignTestCases.py -t $IDF_PATH/components/idf_test/unit_test -c $IDF_PATH/.gitlab-ci.yml -b $IDF_PATH/test_bins
    # assgin integration test cases
    - python CIAssignTestCases.py -t $IDF_PATH/components/idf_test/integration_test -c $IDF_PATH/.gitlab-ci.yml -b $IDF_PATH/test_bins

.test_template: &test_template
  stage: test
  when: on_success
  only:
    - master
    - /^release\/v/
    - /^v\d+\.\d+(\.\d+)?($|-)/
    - triggers
  allow_failure: true
  dependencies:
    - assign_test
  artifacts:
    when: always
    paths:
      - $LOG_PATH
    expire_in: 6 mos
  variables:
    LOCAL_ENV_CONFIG_PATH: "$CI_PROJECT_DIR/ci-test-runner-configs/$CI_RUNNER_DESCRIPTION/ESP32_IDF"
    LOG_PATH: "$CI_PROJECT_DIR/$CI_COMMIT_SHA"
    TEST_CASE_FILE_PATH: "$CI_PROJECT_DIR/components/idf_test/integration_test"
    MODULE_UPDATE_FILE: "$CI_PROJECT_DIR/components/idf_test/ModuleDefinition.yml"
    CONFIG_FILE: "$CI_PROJECT_DIR/components/idf_test/integration_test/CIConfigs/$CI_JOB_NAME.yml"
  before_script: *add_gitlab_key_before
  script:
    # first test if config file exists, if not exist, exit 0
    - test -e $CONFIG_FILE || exit 0
    # clone local test env configs
    - git clone $TEST_ENV_CONFIG_REPOSITORY
    # clone test bench
    - git clone $TEST_SCRIPT_REPOSITORY
    - cd auto_test_script
    - git checkout ${CI_COMMIT_REF_NAME} || echo "Using default branch..."
    # run test
    - python CIRunner.py -l "$LOG_PATH/$CI_JOB_NAME" -c $CONFIG_FILE -e $LOCAL_ENV_CONFIG_PATH -t $TEST_CASE_FILE_PATH -m $MODULE_UPDATE_FILE

# template for unit test jobs
.unit_test_template: &unit_test_template
  <<: *test_template
  allow_failure: false
  stage: unit_test
  variables:
    LOCAL_ENV_CONFIG_PATH: "$CI_PROJECT_DIR/ci-test-runner-configs/$CI_RUNNER_DESCRIPTION/ESP32_IDF"
    LOG_PATH: "$CI_PROJECT_DIR/$CI_COMMIT_SHA"
    TEST_CASE_FILE_PATH: "$CI_PROJECT_DIR/components/idf_test/unit_test"
    MODULE_UPDATE_FILE: "$CI_PROJECT_DIR/components/idf_test/ModuleDefinition.yml"
    CONFIG_FILE: "$CI_PROJECT_DIR/components/idf_test/unit_test/CIConfigs/$CI_JOB_NAME.yml"

nvs_compatible_test:
  <<: *test_template
  artifacts:
    when: always
    paths:
      - $LOG_PATH
      - nvs_wifi.bin
    expire_in: 6 mos
  tags:
    - ESP32_IDF
    - NVS_Compatible
  script:
    # clone local test env configs
    - git clone $TEST_ENV_CONFIG_REPOSITORY
    # clone test bench
    - git clone $TEST_SCRIPT_REPOSITORY
    - cd auto_test_script
    - git checkout ${CI_COMMIT_REF_NAME} || echo "Using default branch..."
    # prepare nvs bins
    - ./Tools/prepare_nvs_bin.sh
    # run test
    - python CIRunner.py -l "$LOG_PATH/$CI_JOB_NAME" -c $CONFIG_FILE -e $LOCAL_ENV_CONFIG_PATH -t $TEST_CASE_FILE_PATH -m $MODULE_UPDATE_FILE

UT_001_01:
  <<: *unit_test_template
  tags:
    - ESP32_IDF
    - UT_T1_1

UT_001_02:
  <<: *unit_test_template
  tags:
    - ESP32_IDF
    - UT_T1_1

UT_001_03:
  <<: *unit_test_template
  tags:
    - ESP32_IDF
    - UT_T1_1

UT_001_04:
  <<: *unit_test_template
  tags:
    - ESP32_IDF
    - UT_T1_1

UT_001_05:
  <<: *unit_test_template
  tags:
    - ESP32_IDF
    - UT_T1_SDMODE

UT_001_06:
  <<: *unit_test_template
  tags:
    - ESP32_IDF
    - UT_T1_SPIMODE

UT_001_07:
  <<: *unit_test_template
  tags:
    - ESP32_IDF
    - UT_T1_1

IT_001_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1

IT_001_02:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1

IT_001_03:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1

IT_001_04:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1

IT_001_05:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1

IT_001_06:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1

IT_001_07:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1

IT_001_08:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1

IT_001_09:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1

IT_002_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_2

IT_003_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_1

IT_003_02:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_1

IT_003_03:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_1

IT_003_04:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_1

IT_003_05:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_1

IT_003_06:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_1

IT_003_07:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_1

IT_004_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_APC

IT_005_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_WEP

IT_006_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T3_PhyMode

IT_007_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_PhyMode

IT_008_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_PhyMode

IT_009_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_3

IT_501_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1
    - stress_test

IT_501_02:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1
    - stress_test

IT_501_03:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T1_1
    - stress_test

IT_502_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_1
    - stress_test

IT_502_02:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T2_1
    - stress_test

IT_503_01:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T5_1
    - stress_test

IT_503_02:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T5_1
    - stress_test

IT_503_03:
  <<: *test_template
  tags:
    - ESP32_IDF
    - SSC_T5_1
    - stress_test