StellarTip-Backend/.github/workflows/load-test.yml at main · StellarTips/StellarTip-Backend · GitHub

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name: Load Tests

on:
  workflow_dispatch:
  push:
    branches: [main]
    paths:
      - 'test/load/**'
      - '.github/workflows/load-test.yml'

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  load-test:
    name: k6 Load Tests
    runs-on: ubuntu-latest
    timeout-minutes: 30

    services:
      postgres:
        image: postgres:16-alpine
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
          POSTGRES_DB: stellartip_load
        ports:
          - 5432:5432
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5

    env:
      DB_HOST: localhost
      DB_PORT: 5432
      DB_USERNAME: postgres
      DB_PASSWORD: postgres
      DB_NAME: stellartip_load
      JWT_SECRET: load-test-secret
      NODE_ENV: test
      PORT: 3000
      DB_POOL_SIZE: 10
      DB_POOL_SATURATION_CHECK_INTERVAL_MS: 5000

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 22
          cache: npm

      - name: Install dependencies
        run: npm ci

      - name: Build application
        run: npm run build

      - name: Start API server
        # Match the actual `nest build` output (NestJS CLI 11 + sourceRoot: "src"):
        # the entry lives at dist/src/main.js, not dist/main.js.
        run: node -r tsconfig-paths/register dist/src/main.js &
        env:
          PORT: 3000

      - name: Wait for API to be ready
        run: |
          for i in $(seq 1 30); do
            curl -sf http://localhost:3000/health && break
            echo "Waiting for API... ($i/30)"
            sleep 2
          done

      - name: Run health smoke test
        uses: grafana/k6-action@v0.3.1
        with:
          filename: test/load/health-smoke.js
          flags: --out json=results/health-smoke.json
        env:
          BASE_URL: http://localhost:3000

      - name: Run auth rate-limit test
        uses: grafana/k6-action@v0.3.1
        with:
          filename: test/load/auth-rate-limit.js
          flags: --out json=results/auth-rate-limit.json
        env:
          BASE_URL: http://localhost:3000

      - name: Run tip creation burst test
        uses: grafana/k6-action@v0.3.1
        with:
          filename: test/load/tip-creation.js
          flags: --out json=results/tip-creation.json
        env:
          BASE_URL: http://localhost:3000

      - name: Run profile reads test
        uses: grafana/k6-action@v0.3.1
        with:
          filename: test/load/profile-reads.js
          flags: --out json=results/profile-reads.json
        env:
          BASE_URL: http://localhost:3000

      - name: Run database pool readiness test
        uses: grafana/k6-action@v0.3.1
        with:
          filename: test/load/db-pool-readiness.js
          flags: --out json=results/db-pool-readiness.json
        env:
          BASE_URL: http://localhost:3000

      - name: Upload load test results
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: k6-load-test-results
          path: results/
          retention-days: 30