test.yml

on:
  push:
    branches:
      - staging
      - trying
  pull_request:
    branches:
      - main

name: Continuous integration

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust:
          - stable
          - beta
          - nightly
          - 1.71.1
    env:
      RUSTFLAGS: "-C target-cpu=native -C opt-level=3"

    steps:
      - name: Checkout roaring-rs
        uses: actions/checkout@v4

      - name: Initialize rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
          components: rustfmt, clippy

      - name: Check
        # clippy will also do a build check
        # so we don't need to run `cargo check` or `cargo build`
        # use different features to check if everything is fine
        # the incremental compilation will make this faster
        run: |
          cargo clippy -p roaring --all-targets --no-default-features -- -D warnings
          cargo clippy -p roaring --all-targets --features serde -- -D warnings

      - name: Check SIMD
        if: matrix.rust == 'nightly'
        run: cargo clippy -p roaring --all-targets --all-features -- -D warnings

      - name: Check formatting
        run: cargo fmt --all -- --check

  test:
    runs-on: ubuntu-latest
    needs: build
    strategy:
      matrix:
        rust:
          - stable
          - beta
          - nightly
          - 1.71.1
        features:
          - default
          - no-std
        include:
          - rust: nightly
            features: simd
    env:
      RUSTFLAGS: "-C target-cpu=native -C opt-level=3"

    steps:
      - name: Checkout roaring-rs
        uses: actions/checkout@v4

      - name: Initialize rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}

      - name: Test
        if: matrix.features == 'default'
        run: cargo test -p roaring --features serde

      - name: Test no default features
        if: matrix.features == 'no-std'
        run: cargo test -p roaring --no-default-features

      - name: SIMD test
        if: matrix.rust == 'nightly' && matrix.features == 'simd'
        run: cargo +nightly test -p roaring --features simd

  miri:
    runs-on: ubuntu-latest
    needs: build
    env:
      # warning: Miri does not support optimizations: the opt-level is ignored.
      RUSTFLAGS: "-C target-cpu=native"

    steps:
      - name: Checkout roaring-rs
        uses: actions/checkout@v4

      - name: Initialize rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: nightly
          components: miri

      - name: Setup miri
        run: cargo miri setup

      - name: Test bit endian
        run: cargo miri test --target s390x-unknown-linux-gnu -p roaring --lib -- bitmap::serialization::test::test_from_lsb0_bytes

  bench:
    runs-on: ubuntu-latest
    needs: build
    strategy:
      matrix:
        rust:
          - stable
          - nightly
        features:
          - default
        include:
          - rust: nightly
            features: simd
    env:
      RUSTFLAGS: "-C target-cpu=native -C opt-level=3"
      ROARINGRS_BENCH_OFFLINE: "true"

    steps:
      - name: Checkout roaring-rs
        uses: actions/checkout@v4

      - name: Checkout benchmark datasets
        uses: actions/checkout@v4
        with:
          repository: "RoaringBitmap/real-roaring-datasets"
          path: "benchmarks/real-roaring-datasets"

      - name: Initialize rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}

      - name: Bench
        run: cargo bench --features "${{ matrix.features }}"