# Copyright 2026 Beacon Contributors
# SPDX-License-Identifier: AGPL-3.0-or-later
name: Test Coverage

on:
  push:
    branches: [ main, dev ]
  pull_request:
    branches: [ main ]

jobs:
  coverage:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
      with:
        fetch-depth: 2  # Needed for PR diffs

    - name: Set up Go
      uses: actions/setup-go@v5
      with:
        go-version-file: go.mod
        cache: true

    - name: Install dependencies
      run: go mod download

    - name: Run tests with coverage
      run: go test -v -race -coverprofile=coverage.out -covermode=atomic ./...

    - name: Display coverage
      run: go tool cover -func=coverage.out

    - name: Extract coverage percentage
      id: coverage
      run: |
        COVERAGE=$(go tool cover -func=coverage.out | grep ^total | awk '{print $3}' | tr -d '%')
        echo "pct=$COVERAGE" >> $GITHUB_OUTPUT

    - name: Update coverage badge
      uses: schneegans/dynamic-badges-action@v1.7.0
      with:
        auth: ${{ secrets.GIST_SECRET }}
        gistID: 3e707bdf3f06ecb4575166ce598051c3
        filename: beacon-coverage.json
        label: coverage
        message: ${{ steps.coverage.outputs.pct }}%
        valColorRange: ${{ steps.coverage.outputs.pct }}
        maxColorRange: 100
        minColorRange: 0
      if: github.ref == 'refs/heads/main'