ci.yml

name: CI

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch:

concurrency:
  group: ci-${{ github.ref }}
  cancel-in-progress: true

jobs:
  support-evidence:
    name: Support Evidence
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
      - run: composer install --no-interaction --prefer-dist
      - run: composer verify:evidence
      - run: mkdir -p .pitmaster/proof
      - run: php ./bin/verify-support-evidence --json > .pitmaster/proof/support-evidence-summary.json
      - run: php ./bin/support-matrix >/dev/null
      - run: git diff --exit-code -- SUPPORT_MATRIX.md
      - uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f
        with:
          name: support-evidence
          path: |
            .pitmaster/proof/support-evidence-summary.json
            SUPPORT_MATRIX.md

  upstream-drift:
    name: Upstream Drift Audit
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
      - run: composer install --no-interaction --prefer-dist
      - run: composer verify:drift

  dependency-audit:
    name: Dependency Audit
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
      - run: composer install --no-interaction --prefer-dist
      - run: composer audit --locked --no-interaction

  lint:
    name: Coding Standards
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
      - run: composer install --no-interaction --prefer-dist
      - run: composer cs

  static-analysis:
    name: Static Analysis
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
      - run: composer install --no-interaction --prefer-dist
      - run: composer analyse

  test-unit:
    name: Unit Tests (PHP ${{ matrix.php-version }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        php-version: ['8.4']
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php-version }}
          tools: composer
          extensions: zlib, mbstring
      - run: composer install --no-interaction --prefer-dist
      - run: composer test:unit

  test-integration:
    name: Integration Tests (${{ matrix.os }})
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest]
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
          extensions: zlib, mbstring
          ini-values: memory_limit=512M
      - run: composer install --no-interaction --prefer-dist
      - run: git config --global user.email "ci@pitmaster.dev"
      - run: git config --global user.name "CI"
      - run: git config --global init.defaultBranch main
      - run: composer test:integration

  test-oracle:
    name: Oracle Regression
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
          extensions: zlib, mbstring
          ini-values: memory_limit=512M
      - run: composer install --no-interaction --prefer-dist
      - run: git config --global user.email "ci@pitmaster.dev"
      - run: git config --global user.name "CI"
      - run: git config --global init.defaultBranch main
      - run: PITMASTER_TEST_JOBS=4 composer test:oracle
      - run: composer verify:proof
      - uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f
        with:
          name: proof-artifact
          path: .pitmaster/proof/proof-artifact.json

  mutation-smoke:
    name: Mutation Smoke
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
          extensions: zlib, mbstring
      - run: composer install --no-interaction --prefer-dist
      - run: composer test:mutation

  test-multi-git:
    name: Multi-Git Smoke (${{ matrix.legacy-git }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        legacy-git: ['2.44.4', '2.46.2']
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
          extensions: zlib, mbstring
      - run: composer install --no-interaction --prefer-dist
      - run: git config --global user.email "ci@pitmaster.dev"
      - run: git config --global user.name "CI"
      - run: git config --global init.defaultBranch main
      - run: sudo apt-get update
      - run: sudo apt-get install -y build-essential libssl-dev libcurl4-gnutls-dev libexpat1-dev gettext zlib1g-dev curl
      - run: curl -fsSL https://mirrors.edge.kernel.org/pub/software/scm/git/git-${{ matrix.legacy-git }}.tar.xz | tar -xJ
      - run: make -C git-${{ matrix.legacy-git }} prefix=$HOME/git-${{ matrix.legacy-git }} NO_GETTEXT=YesPlease NO_TCLTK=YesPlease -j2 all install
      - run: PITMASTER_TEST_GIT_BINARIES="$(command -v git):$HOME/git-${{ matrix.legacy-git }}/bin/git" vendor/bin/phpunit --filter MultiGitVersionSmokeTest

  benchmark-smoke:
    name: Benchmark Smoke
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
          extensions: zlib, mbstring
          ini-values: memory_limit=512M
      - run: composer install --no-interaction --prefer-dist
      - run: git config --global user.email "ci@pitmaster.dev"
      - run: git config --global user.name "CI"
      - run: git config --global init.defaultBranch main
      - run: composer bench -- --suite=smoke --runs=1 --warmups=0 --format=json --output=bench/reports/ci-smoke.local.json
      - run: composer bench:verify -- bench/reports/ci-smoke.local.json bench/reports/smoke-thresholds.json

  oracle-smoke:
    name: Oracle Smoke (${{ matrix.scenario }})
    if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch'
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        scenario:
          - repository/init-basic
          - refs/lightweight-tag-create
          - status/status-porcelain-v2
          - branch/branch-list-cli-parity
          - refs/reflog-cli-parity
          - grep/grep-cli-parity
          - protocol/v1-upload-pack
          - merge/merge-conflict-continue
          - rebase/rebase-continue-no-state
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
          extensions: zlib, mbstring
          ini-values: memory_limit=512M
      - run: composer install --no-interaction --prefer-dist
      - run: git config --global user.email "ci@pitmaster.dev"
      - run: git config --global user.name "CI"
      - run: git config --global init.defaultBranch main
      - run: ./bin/test-scenario ${{ matrix.scenario }}

  oracle-smoke-macos:
    name: Oracle Smoke (macOS)
    runs-on: macos-latest
    steps:
      - uses: actions/checkout@v5
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.4'
          tools: composer
          extensions: zlib, mbstring
          ini-values: memory_limit=512M
      - run: composer install --no-interaction --prefer-dist
      - run: git config --global user.email "ci@pitmaster.dev"
      - run: git config --global user.name "CI"
      - run: git config --global init.defaultBranch main
      - run: ./bin/test-scenario repository/init-basic
      - run: ./bin/test-scenario status/status-porcelain-v2
      - run: ./bin/test-scenario diff/diff-add-lines
      - run: ./bin/test-scenario branch/branch-list-cli-parity
      - run: ./bin/test-scenario refs/reflog-cli-parity
      - run: ./bin/test-scenario grep/grep-cli-parity
      - run: ./bin/test-scenario config/config-roundtrip
      - run: ./bin/test-scenario config/config-include-local
      - run: ./bin/test-scenario merge/merge-conflict-continue