name: CI
on:
  push:
    branches-ignore: [master]
  pull_request:
    branches: ['*']

defaults:
  run:
    shell: bash

permissions:
  contents: read

jobs:
  success:
    permissions:
      contents: none
    name: bors build finished
    needs:
    - build_std
    - clippy
    - docs
    - lockfile
    - resolver
    - rustfmt
    - test
    - test_gitoxide
    runs-on: ubuntu-latest
    if: "success() && github.event_name == 'push' && github.ref == 'refs/heads/auto-cargo'"
    steps:
    - run: echo ok
  failure:
    permissions:
      contents: none
    name: bors build finished
    needs:
    - build_std
    - clippy
    - docs
    - lockfile
    - resolver
    - rustfmt
    - test
    - test_gitoxide
    runs-on: ubuntu-latest
    if: "!success() && github.event_name == 'push' && github.ref == 'refs/heads/auto-cargo'"
    steps:
    - run: exit 1

  # Check Code style quickly by running `rustfmt` over all code
  rustfmt:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - run: rustup update stable && rustup default stable
    - run: rustup component add rustfmt
    - run: cargo fmt --all --check

  # Ensure there are no clippy warnings
  clippy:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - run: rustup update stable && rustup default stable
      - run: rustup component add clippy
      # Only check cargo lib for now
      # TODO: check every members
      - run: cargo clippy -p cargo --lib --no-deps -- -D warnings

  stale-label:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - run: rustup update stable && rustup default stable
      - run: cargo stale-label

  # Ensure Cargo.lock is up-to-date
  lockfile:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - run: rustup update stable && rustup default stable
      - run: cargo update -p cargo --locked

  check-version-bump:
    runs-on: ubuntu-latest
    env:
      BASE_SHA: ${{ github.event.pull_request.base.sha }}
      HEAD_SHA: ${{ github.sha }}
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0 # make `git diff` work
      - run: rustup update stable && rustup default stable
      - run: ci/validate-version-bump.sh

  test:
    runs-on: ${{ matrix.os }}
    env:
      CARGO_PROFILE_DEV_DEBUG: 1
      CARGO_PROFILE_TEST_DEBUG: 1
      CARGO_INCREMENTAL: 0
      CARGO_PUBLIC_NETWORK_TESTS: 1
      # Deny warnings on CI to avoid warnings getting into the codebase.
      RUSTFLAGS: -D warnings
    strategy:
      matrix:
        include:
        - name: Linux x86_64 stable
          os: ubuntu-latest
          rust: stable
          other: i686-unknown-linux-gnu
        - name: Linux x86_64 beta
          os: ubuntu-latest
          rust: beta
          other: i686-unknown-linux-gnu
        - name: Linux x86_64 nightly
          os: ubuntu-latest
          rust: nightly
          other: i686-unknown-linux-gnu
        - name: macOS x86_64 stable
          os: macos-latest
          rust: stable
          other: x86_64-apple-ios
        - name: macOS x86_64 nightly
          os: macos-latest
          rust: nightly
          other: x86_64-apple-ios
        - name: Windows x86_64 MSVC stable
          os: windows-latest
          rust: stable-msvc
          other: i686-pc-windows-msvc
        - name: Windows x86_64 gnu nightly # runs out of space while trying to link the test suite
          os: windows-latest
          rust: nightly-gnu
          other: i686-pc-windows-gnu
    name: Tests ${{ matrix.name }}
    steps:
    - uses: actions/checkout@v3
    - name: Dump Environment
      run: ci/dump-environment.sh
    - run: rustup update --no-self-update ${{ matrix.rust }} && rustup default ${{ matrix.rust }}
    - run: rustup target add ${{ matrix.other }}
    - run: rustup component add rustc-dev llvm-tools-preview rust-docs
      if: startsWith(matrix.rust, 'nightly')
    - run: sudo apt update -y && sudo apt install gcc-multilib libsecret-1-0 libsecret-1-dev -y
      if: matrix.os == 'ubuntu-latest'
    - run: rustup component add rustfmt || echo "rustfmt not available"
    - name: Configure extra test environment
      run: echo CARGO_CONTAINER_TESTS=1 >> $GITHUB_ENV
      if: matrix.os == 'ubuntu-latest'

    - run: cargo test -p cargo
    - name: Clear intermediate test output
      run: ci/clean-test-output.sh

    - name: gitoxide tests (all git-related tests)
      run: cargo test -p cargo git
      env:
        __CARGO_USE_GITOXIDE_INSTEAD_OF_GIT2: 1
      # The testsuite generates a huge amount of data, and fetch-smoke-test was
    # running out of disk space.
    - name: Clear test output
      run: ci/clean-test-output.sh

    # This only tests `cargo fix` because fix-proxy-mode is one of the most
    # complicated subprocess management in Cargo.
    - name: Check operability of rustc invocation with argfile
      run: 'cargo test -p cargo --test testsuite -- fix::'
      env:
        __CARGO_TEST_FORCE_ARGFILE: 1
    - run: cargo test --workspace --exclude cargo --exclude benchsuite
    - name: Check benchmarks
      run: |
        # This only tests one benchmark since it can take over 10 minutes to
        # download all workspaces.
        cargo test -p benchsuite --all-targets -- cargo
        cargo check -p capture
    # The testsuite generates a huge amount of data, and fetch-smoke-test was
    # running out of disk space.
    - name: Clear benchmark output
      run: ci/clean-test-output.sh

    - name: Fetch smoke test
      run: ci/fetch-smoke-test.sh

  resolver:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - run: rustup update stable && rustup default stable
    - run: cargo test -p resolver-tests

  test_gitoxide:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - run: rustup update --no-self-update stable && rustup default stable
      - run: rustup target add i686-unknown-linux-gnu
      - run: sudo apt update -y && sudo apt install gcc-multilib libsecret-1-0 libsecret-1-dev -y
      - run: rustup component add rustfmt || echo "rustfmt not available"
      - run: cargo test -p cargo
        env:
          __CARGO_USE_GITOXIDE_INSTEAD_OF_GIT2: 1

  build_std:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - run: rustup update nightly && rustup default nightly
    - run: rustup component add rust-src
    - run: cargo build
    - run: cargo test -p cargo --test build-std
      env:
        CARGO_RUN_BUILD_STD_TESTS: 1
  docs:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - run: rustup update nightly && rustup default nightly
    - run: rustup update stable
    - run: rustup component add rust-docs
    - run: ci/validate-man.sh
    # This requires rustfmt, use stable.
    - name: Run semver-check
      run: cargo +stable run -p semver-check
    - name: Ensure intradoc links are valid
      run: cargo doc --workspace --document-private-items --no-deps
      env:
        RUSTDOCFLAGS: -D warnings
    - name: Install mdbook
      run: |
        mkdir mdbook
        curl -Lf https://github.com/rust-lang/mdBook/releases/download/v0.4.31/mdbook-v0.4.31-x86_64-unknown-linux-gnu.tar.gz | tar -xz --directory=./mdbook
        echo `pwd`/mdbook >> $GITHUB_PATH
    - run: cd src/doc && mdbook build --dest-dir ../../target/doc
    - name: Run linkchecker.sh
      run: |
        cd target
        curl -sSLO https://raw.githubusercontent.com/rust-lang/rust/master/src/tools/linkchecker/linkcheck.sh
        sh linkcheck.sh --all --path ../src/doc cargo
