test.yml

name: Tests

on:
  push:
    branches:
      - main
  pull_request:

jobs:
  test:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        rust: [ '1.60.0' ]
        os: [ ubuntu-latest, macos-latest, windows-latest ]

    steps:
      - uses: actions/checkout@v2

      - uses: actions/cache@v2
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}-1

      - name: Install Rust
        run: |
          rustup update ${{ matrix.rust }} --no-self-update
          rustup default ${{ matrix.rust }}

      - name: Run Tests
        shell: bash
        run: |
          # Test all features and no features for each package.
          for p in $(cargo metadata --no-deps --format-version 1 | jq -r .packages[].manifest_path); do
            pushd $(dirname $p)
            cargo test --all-targets --all-features
            cargo test --all-targets --no-default-features
            popd
          done
        env:
          RUST_BACKTRACE: 1

      - name: Purge for OSX
        if: matrix.os == 'macos-latest'
        run: |
          # There is a bug with BSD tar on macOS where the first 8MB of the file are
          # sometimes all NUL bytes. See https://github.com/actions/cache/issues/403
          # and https://github.com/rust-lang/cargo/issues/8603 for some more
          # information. An alternative solution here is to install GNU tar, but
          # flushing the disk cache seems to work, too.
          sudo /usr/sbin/purge