add generic keyword for checking metrics existance UWM

ods_ci/tests/Resources/OCP.resource

@@ -167,4 +167,19 @@ Wait Until CRD Exists
     [Documentation]    Repeatedly searches for the expected CRD. Stops when it finds it
     [Arguments]    ${crd_fullname}
     Wait Until Keyword Succeeds    15 times    5s
-    ...    Oc Get    kind=CustomResourceDefinition    name=${crd_fullname}
+    ...    Oc Get    kind=CustomResourceDefinition    name=${crd_fullname}
+
+Metrics Should Exist In UserWorkloadMonitoring
+    [Documentation]    Checks that the given ${metrics_searches} exists. It also accepts partial names.
+    ...                Returns the complete list of metrics found with the given search texts
+    [Arguments]    ${thanos_url}    ${thanos_token}    ${search_metrics}
+    ${metrics}=    Create List
+    FOR    ${index}    ${metric_search_text}    IN ENUMERATE    @{search_metrics}
+        Log    ${index}: ${metric_search_text}
+        ${metrics_names}=    Get Thanos Metrics List    thanos_url=${thanos_url}    thanos_token=${thanos_token}
+        ...    search_text=${metric_search_text}
+        Should Not Be Empty    ${metrics_names}
+        ${metrics_names}=    Split To Lines    ${metrics_names}
+        ${metrics}=    Append To List    ${metrics}    @{metrics_names}
+    END
+    RETURN    ${metrics}