created a new model 'HostMetrics' which will contain the first timestamp and the most recent timestamp of any automation on a given object and Added a new 'awx-manage' command. command : awx-manage host_metrics --since <datetime> --until <datetime>

awx/main/tests/functional/models/test_host_metric.py

@@ -0,0 +1,22 @@
+import pytest
+from django.utils.timezone import now
+from awx.main.models import HostMetric
+
+
+@pytest.mark.django_db
+def test_host_metrics_generation():
+    hostnames = [f'Host {i}' for i in range(100)]
+    current_time = now()
+    HostMetric.objects.bulk_create([HostMetric(hostname=h, last_automation=current_time) for h in hostnames])
+
+    # 3 assertions have to be made
+    # 1) if all the objects were created or not
+    assert HostMetric.objects.count() == len(hostnames)
+
+    # 2) Match the hostnames stored in DB with the one passed in bulk_create
+    assert sorted([s.hostname for s in HostMetric.objects.all()]) == sorted(hostnames)
+
+    # 3) Make sure that first_automation attribute is today's date
+    date_today = now().strftime('%Y-%m-%d')
+    result = HostMetric.objects.filter(first_automation__startswith=date_today).count()
+    assert result == len(hostnames)