ci.yml

name: Continuous integration

on:
  push:

env:
  RUSTFLAGS: -Dwarnings

jobs:
  rustfmt:
    runs-on: ubuntu-latest
    steps:
    - name: Checking out
      uses: actions/checkout@v2
    - name: Running rustfmt
      uses: ./.github/actions/rust-cargo-run
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        command: fmt
        args: -- --check
        components: rustfmt

  check-clippy:
    runs-on: ubuntu-latest
    steps:
    - name: Checking out
      uses: actions/checkout@v2
    - name: Running clippy
      uses: ./.github/actions/rust-cargo-run
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        command: clippy
        args: --all --all-targets
        components: clippy

  test:
    runs-on: ubuntu-latest
    steps:
    - name: Checking out
      uses: actions/checkout@v2
    - name: Running tests
      uses: ./.github/actions/rust-cargo-run
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        command: test
        args: --all

  build:
    runs-on: ubuntu-latest
    env:
      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      CARGO_INCREMENTAL: 0
      CACHE_SKIP_SAVE: ${{ matrix.push == '' || matrix.push == 'false' }}
    strategy:
      matrix:
        network: [ 'mainnet', 'caterpillarnet', 'butterflynet', 'calibrationnet', 'devnet', 'testing', 'testing-fake-proofs' ]
    steps:
    - name: Checking out
      uses: actions/checkout@v2
    - name: Install Rust toolchain
      uses: ./.github/actions/rust-cargo-run
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        command: version
    - name: Writing bundle
      env:
        BUILD_FIL_NETWORK: ${{ matrix.network }}
      run: |
        cargo run -- -o output/builtin-actors.car
  coverage:
    runs-on: ubuntu-latest
    env:
      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      CARGO_INCREMENTAL: 0
      CACHE_SKIP_SAVE: ${{ matrix.push == '' || matrix.push == 'false' }}
    steps:
    - name: Checking out
      uses: actions/checkout@v2
    - name: Install Rust toolchain
      uses: ./.github/actions/rust-cargo-run
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        command: version
        components: llvm-tools-preview
    - name: Put LLVM tools into the PATH
      run: echo "${HOME}/.rustup/toolchains/$(cat rust-toolchain)-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin" >> $GITHUB_PATH
    - name: Install demangler
      run: cargo install rustfilt
    - name: Create coverage report
      env:
        # Incremental build is not supported when profiling.
        CARGO_INCREMENTAL: 0
        # Make sure that each run of an executable creates a new profile file,
        # with the default name they would override each other.
        LLVM_PROFILE_FILE: "%m.profraw"
        # -Cinstrument-coverage: enable llvm coverage instrumentation
        # -Ccodegen-units=1: building in parallel is not supported when profiling
        # -Copt-level=0: disable optimizations for more accurate coverage
        # -Coverflow-checks=off: checking for overflow is not needed for coverage reporting
        # -Cinline-threshold=0: do not inline
        # For code coverage the `-Clink-dead-code` flag should be set, as dead
        # code should be considered as not covered code. Though this would make
        # the build fail, hence it is not set.
        RUSTFLAGS: -Cinstrument-coverage -Ccodegen-units=1 -Copt-level=0 -Coverflow-checks=off -Cinline-threshold=0
      run: cargo test --workspace --exclude fil_builtin_actors_bundle
    - name: Merge profiling data
      # Do *not* use sparse output. It leads to more lines that are not taken
      # into account at all
      run: llvm-profdata merge --output=default.profdata $(find . -name '*.profraw')
    - name: Create HTML coverage report
      # The compiled files contain the coverage information. From running the
      # tests we don't know what those files are called, hence use all files
      # from the `./target/debug/deps` directory which don't have an extension.
      run: |
        OBJECT_OPTIONS=($(find ./target/debug/deps/* -name '*' -not -name '*\.*' -printf ' --object %p'))
        # Create HTML report of this project, we don't care about coverage of
        # dependencies
        llvm-cov show --Xdemangler=rustfilt --show-expansions --show-line-counts-or-regions --ignore-filename-regex=".cargo|.rustup|/rustc|./tests/" --format=html --output-dir=./llvm-show --instr-profile=default.profdata ${OBJECT_OPTIONS[@]}
        # Create file to be uploaded to codecov
        llvm-cov export --ignore-filename-regex=".cargo|.rustup|/rustc|./tests" --format=lcov --instr-profile=default.profdata ${OBJECT_OPTIONS[@]} > lcov.info
    - name: Archive code coverage results
      uses: actions/upload-artifact@v3
      with:
        name: code-coverage-report
        path: llvm-show/*
    - name: Upload coverage to Codecov
      uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0
      with:
        files: lcov.info