CI try to fix check_local_time integ test

tests/integration/targets/role_check_local_time/tasks/main.yml

@@ -12,32 +12,60 @@
         return_content: true
       register: response
 
+    - name: Show Timezone
+      ansible.builtin.debug:
+        msg: Timezone is {{ response.content }}
+
+    # ansible_date_time is incremented for a few second for each next task.
+    # Store value, so we have a stable value.
+    - name: Store current time
+      ansible.builtin.set_fact:
+        current_date_time: "{{ ansible_date_time }}"
+
+    - name: Show current time
+      ansible.builtin.debug:
+        msg: current_date_time={{ current_date_time }} TZ={{ current_date_time.tz }} hour={{ current_date_time.hour }}
+
+    # The scheduled integration tests run near 3.00 UTC (5:00 CEST).
+    # ansible_date_time.hour is reported in local timezone.
+    # It should be safe to add/subtract 1 hour to prevent occasional test failures,
+    # if scheduled test is run near x:59:59.
+
+    # Manual testing - can be run at arbitrary time, can always be a problem. So extra assert
+    - name: Check "current_date_time.hour +/- 1" is still a valid hour
+      ansible.builtin.assert:
+        that:
+          - 1 <= (current_date_time.hour | int)
+          - (current_date_time.hour | int) <= 22
+
+    # ------------------------------------------------------------------------------
     - name: Check that local time meets required time interval
       ansible.builtin.include_role:
         name: scale_computing.hypercore.check_local_time
       vars:
         time_zone: "{{ response.content }}" # ansible_date_time.tz returns CEST which is not a valid tz for env var TZ
-        time_interval: "{{ ansible_date_time.hour }}:00-{{ ansible_date_time.hour }}:59"
+        time_interval: "{{ (current_date_time.hour | int) - 1 }}:00-{{ (current_date_time.hour | int) + 1 }}:59"
 
-    # it can fail when run near x:59
-    - ansible.builtin.assert:
+    - name: Check local_time_msg for passed case
+      ansible.builtin.assert:
         that:
           - >-
-            "'Local time for time zone {{ response.content }} is in required time interval 
-            {{ ansible_date_time.hour }}:00-{{ ansible_date_time.hour }}:59' in local_time_msg" 
+            'Local time for time zone {{ response.content }} is in required time interval
+            {{ (current_date_time.hour | int) - 1 }}:00-{{ (current_date_time.hour | int) + 1 }}:59' in local_time_msg
 
+    # ------------------------------------------------------------------------------
     - name: Check that local time doesn't meet required time interval
       ansible.builtin.include_role:
         name: scale_computing.hypercore.check_local_time
         apply:
           ignore_errors: True
       vars:
         time_zone: "{{ response.content }}"
-        time_interval: "{{ ansible_date_time.hour }}:00-{{ ansible_date_time.hour }}:01"
+        time_interval: "{{ (current_date_time.hour | int) - 1 }}:00-{{ (current_date_time.hour | int) - 1 }}:01"
 
-    # it can fail when run near x:00
-    - ansible.builtin.assert:
+    - name: Check local_time_msg for failed case
+      ansible.builtin.assert:
         that:
           - >-
-            "'Local time for time zone {{ response.content }} is not in required time interval 
-            {{ ansible_date_time.hour }}:00-{{ ansible_date_time.hour }}:01' in local_time_msg" 
+            'Local time for time zone {{ response.content }} is not in required time interval
+            {{ (current_date_time.hour | int) - 1 }}:00-{{ (current_date_time.hour | int) - 1 }}:01' in local_time_msg