suite: relay horizontal pod autoscaler
templates:
  - templates/hpa.yaml
  - templates/deployment.yaml
  - templates/secret-chart.yaml
set:
  relayUrl: wss://buzz.example.com
  ownerPubkey: "0000000000000000000000000000000000000000000000000000000000000000"
  externalPostgresql.url: postgres://u:p@h:5432/d
  externalRedis.url: redis://h:6379
  s3.endpoint: http://minio:9000
  s3.accessKey: a
  s3.secretKey: s
tests:
  - it: omits the HPA by default
    template: templates/hpa.yaml
    asserts:
      - hasDocuments:
          count: 0

  - it: scales the relay on either CPU or average pod WebSockets
    template: templates/hpa.yaml
    set:
      autoscaling.enabled: true
    asserts:
      - isAPIVersion:
          of: autoscaling/v2
      - isKind:
          of: HorizontalPodAutoscaler
      - equal:
          path: spec.minReplicas
          value: 5
      - equal:
          path: spec.maxReplicas
          value: 15
      - equal:
          path: spec.scaleTargetRef.name
          value: RELEASE-NAME-buzz
      - equal:
          path: spec.metrics[0].resource.target.averageUtilization
          value: 65
      - equal:
          path: spec.metrics[1].pods.metric.name
          value: buzz_ws_connections_active
      - equal:
          path: spec.metrics[1].pods.target.averageValue
          value: "5000"
      - equal:
          path: spec.behavior.scaleDown.stabilizationWindowSeconds
          value: 600

  - it: supports CPU-only autoscaling without a custom metrics adapter
    template: templates/hpa.yaml
    set:
      autoscaling.enabled: true
      autoscaling.websocketMetricEnabled: false
    asserts:
      - lengthEqual:
          path: spec.metrics
          count: 1
      - equal:
          path: spec.metrics[0].type
          value: Resource
      - equal:
          path: spec.metrics[0].resource.name
          value: cpu

  - it: leaves Deployment replicas to the HPA and disables in-process huddle audio
    template: templates/deployment.yaml
    set:
      autoscaling.enabled: true
    asserts:
      - notExists:
          path: spec.replicas
      - contains:
          path: spec.template.spec.containers[0].env
          content:
            name: BUZZ_HUDDLE_AUDIO_AVAILABLE
            value: "false"