pod.date-test.yaml

apiVersion: v1
kind: Pod
metadata:
  name: date-test
spec:
  restartPolicy: OnFailure
  containers:
  - name: mongo
    image: mongo:5
    command:
    - sh
    - -c
    - |
      mongosh mongodb+srv://quiz-pods.kiada.svc.cluster.local/kiada?tls=false --quiet --file /dev/stdin <<EOF

      testDate(new Date("2020-01-01Z"));
      testDate(new Date("2020-02-01Z"));
      testDate(new Date("2020-03-01Z"));
      testDate(new Date("2020-04-01Z"));
      testDate(new Date("2020-10-01Z"));
      testDate(new Date("2020-11-01Z"));
      testDate(new Date("2020-12-01Z"));
      testDate(new Date("2021-01-01Z"));
      testDate(new Date("2021-02-01Z"));
      testDate(new Date("2021-03-01Z"));
      testDate(new Date("2021-04-01Z"));
      testDate(new Date("2021-10-01Z"));
      testDate(new Date("2021-11-01Z"));
      testDate(new Date("2021-12-01Z"));
      testDate(new Date("2022-01-01Z"));
      testDate(new Date("2022-02-01Z"));
      testDate(new Date("2022-03-01Z"));
      testDate(new Date("2022-04-01Z"));
      testDate(new Date("2022-10-01Z"));
      testDate(new Date("2022-11-01Z"));
      testDate(new Date("2022-12-01Z"));
      
      function testDate(date) {
        var date2 = new Date(date);
        date2.setMonth(date2.getMonth() + 1);
        print("date1: " + date);
        print("date2: " + date2);
        print();
      }

      EOF