wot-serve.yml

name: wot-serve

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master

jobs:
  clippy-rustfmt:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v3

    - name: Install Rust stable
      uses: dtolnay/rust-toolchain@stable
      with:
        toolchain: stable
        components: clippy, rustfmt

    - name: Run rustfmt
      run:
        cargo fmt --all -- --check --verbose

    - name: Run cargo clippy
      uses: giraffate/clippy-action@v1
      with:
        github_token: ${{ secrets.GITHUB_TOKEN }}
        clippy_flags: --all-targets -- -D warnings
        reporter: github-pr-review

  build-test:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v3

    - name: Install Rust stable
      uses: dtolnay/rust-toolchain@stable
      with:
        toolchain: stable

    - name: Build
      run: cargo build --verbose --tests --benches

    - name: Run tests
      run: cargo test --verbose

    - name: Generate docs
      run: cargo doc --no-deps

  code-coverage:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v3

    - name: Install Rust stable
      uses: dtolnay/rust-toolchain@stable
      with:
        toolchain: stable

    - name: Install grcov
      env:
        GRCOV_LINK: https://github.com/mozilla/grcov/releases/download
        GRCOV_VERSION: v0.8.7
      run: |
        curl -L "$GRCOV_LINK/$GRCOV_VERSION/grcov-x86_64-unknown-linux-musl.tar.bz2" |
        tar xj -C $HOME/.cargo/bin

    - name: Install llvm-tools-preview
      run: |
        rustup component add llvm-tools-preview

    # Not necessary on a newly created image, but strictly advised
    - name: Run cargo clean
      run: |
        cargo clean

    - name: Run tests
      env:
        CARGO_INCREMENTAL: 0
        LLVM_PROFILE_FILE: "wot-serve-%p-%m.profraw"
        RUSTFLAGS: >
          -Cinstrument-coverage -Ccodegen-units=1 -Clink-dead-code
          -Coverflow-checks=off
        RUSTDOCFLAGS: >
          -Cinstrument-coverage -Ccodegen-units=1 -Clink-dead-code
          -Coverflow-checks=off
      run: |
        cargo test --verbose
        cargo run --example advertise
        cargo run --example thing

    - name: Get coverage data
      run: |
        grcov . --binary-path ./target/debug/ -s . -t lcov --branch \
              --ignore-not-existing --ignore "/*" --ignore "../*" -o lcov.info

    - name: Codecov upload
      uses: codecov/codecov-action@v3
      with:
        files: lcov.info

    - name: Get total coverage
      run: |
        grcov . --binary-path ./target/debug/ -s . -t covdir --branch \
              --token YOUR_COVDIR_TOKEN --ignore-not-existing --ignore "/*" \
              --ignore "../*"  > covdir.json

    - name: Evaluate code coverage value
      shell: bash
      run: |
        # Retrieve code coverage associated to the repository
        FLOAT_COVERAGE=$(jq '.coveragePercent' covdir.json)
        # Round the float value to the nearest value
        COVERAGE_OUTPUT=$(printf "%.0f" $FLOAT_COVERAGE)
        # If code coverage >= 80, green traffic light
        if [ $COVERAGE_OUTPUT -ge 80 ]
        then
            echo "$COVERAGE_OUTPUT > 80 --> Green"
        # If code coverage is >=60 but < 80, orange traffic light
        elif [ $COVERAGE_OUTPUT -ge 60 ]
        then
            echo "60 <= $COVERAGE_OUTPUT < 80 --> Orange"
        # Otherwise, red traffic light
        else
            echo "$COVERAGE_OUTPUT < 60 --> Red"
            exit 1
        fi

  static-code-analysis:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v3

    - name: Install rust-code-analysis
      env:
        RCA_LINK: https://github.com/mozilla/rust-code-analysis/releases/download
        RCA_VERSION: v0.0.23
      run: |
        mkdir -p $HOME/.local/bin
        curl -L "$RCA_LINK/$RCA_VERSION/rust-code-analysis-linux-cli-x86_64.tar.gz" |
        tar xz -C $HOME/.local/bin
        echo "$HOME/.local/bin" >> $GITHUB_PATH

    - name: Run rust-code-analysis
      run: |
        mkdir $HOME/rca-json
        # FIXME: Update rca version to analyze the entire directory of a repo
        rust-code-analysis-cli --metrics -O json --pr -o "$HOME/rca-json" -p src/

    - name: Upload rust-code-analysis json
      uses: actions/upload-artifact@v3
      with:
        name: rca-json-ubuntu
        path: ~/rca-json

  weighted-code-coverage:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v3

    - name: Install Rust stable
      uses: dtolnay/rust-toolchain@stable
      with:
        toolchain: stable

    - name: Install grcov
      env:
        GRCOV_LINK: https://github.com/mozilla/grcov/releases/download
        GRCOV_VERSION: v0.8.7
        GRCOV_BINARY: grcov-x86_64-unknown-linux-musl.tar.bz2
      run: |
        curl -L "$GRCOV_LINK/$GRCOV_VERSION/$GRCOV_BINARY" |
        tar xj -C $HOME/.cargo/bin

    - name: Install weighted-code-coverage
      env:
        WCC_LINK: https://github.com/giovannitangredi/weighted-code-coverage/releases/download
        WCC_VERSION: v0.1.0
        WCC_BINARY: weighted-code-coverage-0.1.0-x86_64-unknown-linux-gnu.tar.gz
      run: |
        curl -L "$WCC_LINK/$WCC_VERSION/$WCC_BINARY" |
        tar xz -C $HOME/.cargo/bin

    - name: Install llvm-tools-preview
      run: |
        rustup component add llvm-tools-preview

    # Not necessary on a newly created image, but strictly advised
    - name: Run cargo clean
      run: |
        cargo clean

    - name: Run tests
      env:
        RUSTFLAGS: "-Cinstrument-coverage"
        LLVM_PROFILE_FILE: "wot-serve-%p-%m.profraw"
      run: |
        cargo test --verbose

    - name: Run grcov
      run: |
        grcov . --binary-path ./target/debug/ -t coveralls -s . --token YOUR_COVERALLS_TOKEN > coveralls.json

    - name: Run weighted-code-coverage
      run: |
        mkdir $HOME/wcc-output
        weighted-code-coverage -p src/ -j coveralls.json -c --json $HOME/wcc-output/out.json

    - name: Upload weighted-code-coverage data
      uses: actions/upload-artifact@v3
      with:
        name: weighted-code-coverage-ubuntu
        path: ~/wcc-output/out.json