tolerations -> should use custom tolerations:
  1: |
    - effect: NoSchedule
      key: node-role.kubernetes.io/unittest
      operator: Exists
  2: |
    - effect: NoSchedule
      key: node-role.kubernetes.io/unittest
      operator: Exists
  3: |
    - effect: NoSchedule
      key: node-role.kubernetes.io/unittest
      operator: Exists
