name: CI

on:
  push:
    branches:
      - "main"
      - "master"
  pull_request:

jobs:
  test:
    name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        version:
          - "1.0"
          - "1" # automatically expands to the latest stable 1.x release of Julia
          - nightly
        os:
          - ubuntu-latest
          - macOS-latest
          - windows-latest
        arch:
          - x64
          - x86
        # 32-bit Julia binaries are not available on macOS
        exclude:
          - os: macOS-latest
            arch: x86

    steps:
      - name: Checkout Example.jl
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
        with:
          repository: julia-actions/Example.jl

      - name: Verify that test output file does not exist yet
        run: test ! -f "$HOME/julia-runtest"
        shell: bash

      - name: Checkout julia-runtest
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
        with:
          path: ./.github/actions/julia-runtest

      - uses: julia-actions/setup-julia@5c9647d97b78a5debe5164e9eec09d653d29bd71 # v2.6.1
        with:
          version: ${{ matrix.version }}
          arch: ${{ matrix.arch }}

      - uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9
        env:
          cache-name: cache-artifacts
        with:
          path: ~/.julia/artifacts
          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
          restore-keys: |
            ${{ runner.os }}-test-${{ env.cache-name }}-
            ${{ runner.os }}-test-
            ${{ runner.os }}-

      - uses: julia-actions/julia-buildpkg@e3eb439fad4f9aba7da2667e7510e4a46ebc46e1 # v1.7.0

      - uses: ./.github/actions/julia-runtest

      - uses: julia-actions/julia-processcoverage@03114f09f119417c3242a9fb6e0b722676aedf38

      - uses: codecov/codecov-action@b9fd7d16f6d7d1b5d2bec1a2887e65ceed900238 # v4.6.0
        with:
          file: lcov.info
          token: ${{ secrets.CODECOV_TOKEN }}
          fail-ci-if-error: true
          

      - name: Verify that test output file exists
        run: test -f "$HOME/julia-runtest"
        shell: bash