name: blake2

on:
  pull_request:
    paths:
      - ".github/workflows/blake2.yml"
      - "blake2/**"
      - "Cargo.*"
  push:
    branches: master

defaults:
  run:
    working-directory: blake2

env:
  CARGO_INCREMENTAL: 0
  RUSTFLAGS: "-Dwarnings"

# Cancels CI jobs when new commits are pushed to a PR branch
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  set-msrv:
    uses: RustCrypto/actions/.github/workflows/set-msrv.yml@master
    with:
        msrv: 1.85.0

  build:
    needs: set-msrv
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust:
          - ${{needs.set-msrv.outputs.msrv}}
          - stable
        target:
          - thumbv7em-none-eabi
          - wasm32-unknown-unknown
    steps:
      - uses: actions/checkout@v6
      - uses: RustCrypto/actions/cargo-cache@master
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
          targets: ${{ matrix.target }}
      - uses: RustCrypto/actions/cargo-hack-install@master
      - run: cargo hack build --target ${{ matrix.target }} --each-feature --exclude-features default,std,simd,simd_asm,simd_opt

  test:
    needs: set-msrv
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust:
          - ${{needs.set-msrv.outputs.msrv}}
          - stable
    steps:
      - uses: actions/checkout@v6
      - uses: RustCrypto/actions/cargo-cache@master
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
      - uses: RustCrypto/actions/cargo-hack-install@master
      - run: cargo hack test --feature-powerset --exclude-features simd,simd_asm,simd_opt


  minimal-versions:
    uses: RustCrypto/actions/.github/workflows/minimal-versions.yml@master
    with:
        working-directory: ${{ github.workflow }}
        stable-cmd: cargo hack test --release --feature-powerset --exclude-features simd,simd_opt,simd_asm

# No longer builds on recent nightlies
#  simd:
#    runs-on: ubuntu-latest
#    steps:
#      - uses: actions/checkout@v6
#      - uses: RustCrypto/actions/cargo-cache@master
#      - uses: dtolnay/rust-toolchain@master
#        with:
#          toolchain: nightly-2021-05-01
#      - run: cargo test --features simd
#      - run: cargo test --features simd_opt
#      - run: cargo test --features simd_asm

  # Cross-compiled tests
  cross:
    needs: set-msrv
    strategy:
      matrix:
        rust:
          - ${{needs.set-msrv.outputs.msrv}}
          - stable
        target:
          - aarch64-unknown-linux-gnu
          - powerpc-unknown-linux-gnu
        features:
          - default

    runs-on: ubuntu-latest
    defaults:
      run:
      # Cross mounts only current package, i.e. by default it ignores workspace's Cargo.toml
        working-directory: .
    steps:
      - uses: RustCrypto/actions/cross-tests@master
        with:
          rust: ${{ matrix.rust }}
          package: ${{ github.workflow }}
          target: ${{ matrix.target }}
          features: ${{ matrix.features }}