Code Coverage

name: Go  # The name of the workflow that will appear on Github

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

jobs:

  build:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest]
        go: [1.16, 1.17]
    steps:
    - uses: actions/checkout@v2

    - name: Set up Go
      uses: actions/setup-go@v2
      with:
        go-version: ${{ matrix.go }}

    - name: Build
      run: go install

    - name: Test
      run: |
        go test -v -cover ./... -coverprofile coverage.out -coverpkg ./...
        go tool cover -func coverage.out -o coverage.out  # Replaces coverage.out with the analysis of coverage.out

    - name: Go Coverage Badge
      uses: tj-actions/coverage-badge-go@v1
      if: ${{ runner.os == 'Linux' && matrix.go == '1.17' }} # Runs this on only one of the ci builds.
      with:
        green: 80
        filename: coverage.out

    - uses: stefanzweifel/git-auto-commit-action@v4
      id: auto-commit-action
      with:
        commit_message: Apply Code Coverage Badge
        skip_fetch: true
        skip_checkout: true
        file_pattern: ./README.md

    - name: Push Changes
      if: steps.auto-commit-action.outputs.changes_detected == 'true'
      uses: ad-m/github-push-action@master
      with:
        github_token: ${{ github.token }}
        branch: ${{ github.ref }}