add 2 small validations

library/common-test/tests/container_in_deployment/fixedEnv_test.yaml

@@ -307,6 +307,28 @@ tests:
             - name: S6_READ_ONLY_ROOT
               value: "1"
 
+  - it: should fail with non-unique nvidiaCaps
+    documentIndex: *deploymentDoc
+    set:
+      nvidiaCaps:
+        - compute
+        - compute
+        - utility
+    asserts:
+      - failedTemplate:
+          errorMessage: <nvidiaCaps> ([compute compute utility]) are must have unique values only
+
+  - it: should fail with invalid nvidiaCaps value
+    documentIndex: *deploymentDoc
+    set:
+      nvidiaCaps:
+        - invalid
+        - compute
+        - utility
+    asserts:
+      - failedTemplate:
+          errorMessage: Invalid options in <nvidiaCaps> (invalid). Valid options are compute, utility, all, graphics, video
+
   - it: should pass with envs defined with scaleGPU and custom capabilities
     documentIndex: *deploymentDoc
     set:

library/common/1.0.0/templates/lib/container/env/_fixedEnvs.tpl

@@ -12,6 +12,17 @@ will be parsed correctly without causing errors.
   {{- $nvidiaCaps := .nvidiaCaps -}}
 
   {{- $nvidiaCaps = $nvidiaCaps | default $root.Values.global.defaults.nvidiaCaps -}}
+
+  {{- if not (deepEqual $nvidiaCaps (mustUniq $nvidiaCaps)) -}}
+    {{- fail (printf "<nvidiaCaps> (%s) are must have unique values only" $nvidiaCaps) -}}
+  {{- end -}}
+
+  {{- range $cap := $nvidiaCaps -}}
+    {{- if not (mustHas $cap (list "compute" "utility" "all" "graphics" "video")) -}}
+      {{- fail (printf "Invalid options in <nvidiaCaps> (%s). Valid options are compute, utility, all, graphics, video"  $cap) -}}
+    {{- end -}}
+  {{- end -}}
+
   {{- $podSecCont := $root.Values.podSecurityContext -}}
 
   {{/* Calculate all security values */}}