load-tests.yml

name: Load Tests

on:
  pull_request:
    branches:
      - main
  push:
    branches:
      - main

jobs:
  service-matrix:
    runs-on: ubuntu-latest
    outputs:
      changes: ${{ steps.determine-matrix.outputs.changes }}
      # IF you add a new filter it ALSO needs to be here
      services: >-
        ["account-api", "graph-api", "content-publishing-api", "content-watcher"]
      # Resolves to true if it should run everything, aka when common files change
      run-all: ${{ steps.determine-matrix.outputs.changes.common }}
    steps:
      - name: Check Out Repo
        uses: actions/checkout@v4
      - uses: dorny/paths-filter@v3
        id: determine-matrix
        with:
          # Adding a filter? Check for the need to add to the outputs as well
          filters: |
            common:
              - 'Docker/**'
              - 'tools/ci-k6/**'
              - '.github/**'
              - 'docker-compose.yaml'
              - 'libs/types'
              - 'libs/utils'
              - 'libs/consumer'
            account-api:
              - 'apps/account-api/**'
              - 'libs/account-lib/**'
              - 'docker-compose-k6.account-api.yaml'
            graph-api:
              - 'apps/graph-api/**'
              - 'libs/graph-lib/**'
              - 'docker-compose-k6.graph-api.yaml'
            content-publishing-api:
              - 'apps/content-publishing-api/**'
              - 'libs/content-publishing-lib/**'
              - 'libs/storage/**'
              - 'docker-compose-k6.content-publishing-api.yaml'
            content-watcher:
              - 'apps/content-watcher/**'
              - 'libs/content-watcher-lib/**'
              - 'libs/storage/**'
              - 'docker-compose-k6.content-watcher.yaml'

  build:
    name: '[${{ matrix.service }}] Load Test'
    runs-on: ubuntu-latest
    needs: service-matrix
    strategy:
      fail-fast: false
      matrix:
        service: ${{ fromJson(needs.service-matrix.outputs.services) }}
    steps:
      - name: Run or Skip
        id: should
        run: echo "RUN=${{ needs.service-matrix.outputs.run-all || contains(fromJson(needs.service-matrix.outputs.changes), matrix.service) }}" >> "$GITHUB_OUTPUT"

      - name: Checkout
        if: ${{ steps.should.outputs.RUN == 'true' }}
        uses: actions/checkout@v4

      - name: Install Node.js
        if: ${{ steps.should.outputs.RUN == 'true' }}
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: 'npm'
          registry-url: 'https://registry.npmjs.org'
          cache-dependency-path: tools/ci-k6/package-lock.json

      - name: Install dependencies
        if: ${{ steps.should.outputs.RUN == 'true' }}
        working-directory: tools/ci-k6
        run: npm ci

      - name: Set up Docker Buildx
        if: ${{ steps.should.outputs.RUN == 'true' }}
        uses: docker/setup-buildx-action@v3
        # Use GitHub Container Registry instead due to rate limits
        with:
          buildkitd-config-inline: |
            [registry."ghcr.io"]

      - name: Start Frequency
        if: ${{ steps.should.outputs.RUN == 'true' }}
        run: |
          docker compose -f docker-compose.yaml -f docker-compose-k6.${{ matrix.service }}.yaml up -d frequency
          sleep 15

      - name: Generate Provider and Capacity
        if: ${{ steps.should.outputs.RUN == 'true' }}
        working-directory: tools/ci-k6
        run: npm run main

      # Just start the services we need...
      - name: Start All Services
        if: ${{ steps.should.outputs.RUN == 'true' }}
        run: docker compose -f docker-compose.yaml -f docker-compose-k6.${{ matrix.service }}.yaml up -d

      - name: Wait for API to be ready
        if: ${{ steps.should.outputs.RUN == 'true' }}
        uses: cygnetdigital/wait_for_response@v2.0.0
        with:
          url: 'http://localhost:3000/readyz'
          responseCode: '200'
          timeout: 120000
          interval: 2000

      - name: Setup K6
        if: ${{ steps.should.outputs.RUN == 'true' }}
        uses: grafana/setup-k6-action@v1
      - name: Run k6 Tests
        if: ${{ steps.should.outputs.RUN == 'true' }}
        run: |
          for test_file in apps/${{ matrix.service }}/k6-test/*.k6.js; do
            k6 run --no-color --quiet --no-usage-report "$test_file" || exit 1
          done
      - name: Stop Docker Compose
        if: ${{ steps.should.outputs.RUN == 'true' || failure() }}
        run: docker compose -f docker-compose.yaml -f docker-compose-k6.${{ matrix.service }}.yaml down