ci-linux_asan.yml

name: CI for Linux ASan

on:
  workflow_call:

# Cancels all previous workflow runs for pull requests that have not completed.
concurrency:
  # The concurrency group contains the workflow name and the branch name for
  # pull requests or the commit hash for any other events.
  group: ${{ github.workflow }}-linux_asan-${{ github.event_name == 'pull_request' && github.head_ref || github.sha }}
  cancel-in-progress: true

permissions:
  contents: read # to fetch code (actions/checkout)

jobs:
  linux-asan:
    runs-on: ubuntu-24.04

    env:
      CC: clang
      CLANG_VER: 21
      SRCDIR: ./src
      LEAK_CFLAGS: -DEXITFREE
      LOG_DIR: ${{ github.workspace }}/logs
      TERM: xterm
      DISPLAY: ":99"
      DEBIAN_FRONTEND: noninteractive

    strategy:
      fail-fast: false
      matrix:
        testset:
          - tinytests
          - newtests.1
          - newtests.2

    steps:
      - name: Checkout repository from GitHub
        uses: actions/checkout@v6

      - name: Build
        timeout-minutes: 15
        uses: ./.github/actions/build_vim_on_linux
        with:
          features: huge
          compiler: clang
          extra: '["asan"]'
          # Lua5.1 is the most widely used version (since it's what LuaJIT is
          # compatible with), so ensure it works
          lua_ver: "5.1"

      - name: Test (tinytests)
        if: matrix.testset == 'tinytests'
        timeout-minutes: 20
        run: make ${TEST} NEW_TESTS_RES=

      - name: Test (newtests)
        if: startsWith(matrix.testset, 'newtests')
        timeout-minutes: 20
        env:
          JOB_INDEX: ${{ strategy.job-index }}
          JOB_TOTAL: ${{ strategy.job-total }}
        run: |
          set -x
          make -C src/testdir SCRIPTS_TINY_OUT= \
            NEW_TESTS_RES="$(python3 ci/gen_testset.py $((JOB_TOTAL-1)) | jq -r --argjson i $((JOB_INDEX-1)) '.[$i]|join(" ")')"

      - name: ASan logs
        if: ${{ !cancelled() }}
        run: |
          for f in $(grep -lR '#[[:digit:]]* *0x[[:xdigit:]]*' "${LOG_DIR}"); do
            (
              echo "$f"
              asan_symbolize -l "$f"
            ) | tee "$f".symbolized
            false # in order to fail a job
          done

      - name: Upload failed test artifacts
        if: ${{ !cancelled() }}
        uses: ./.github/actions/test_artifacts