Fix: Fix How DNS policy and Config is injected into pod

Of course, the issue was YAML indending and spacing.

helm/mail/templates/statefulset.yaml

@@ -177,30 +177,10 @@ spec:
         {{- tpl .Values.extraContainers $root | nindent 8 }}
         {{- end }}
       {{- if .Values.dns.policy }}
-      dnsPolicy: {{- .Values.dns.policy }}
+      dnsPolicy: {{ .Values.dns.policy | quote }}
       {{- end }}
       {{- if or .Values.dns.nameservers .Values.dns.searches .Values.dns.options }}
-      dnsConfig:
-        {{- if .Values.dns.nameservers }}
-        nameservers:
-          {{- range .Values.dns.nameservers }}
-          - {{ . }}
-          {{- end }}
-        {{- end }}
-        {{- if .Values.dns.searches }}
-        searches: {{- .Values.dns.searches | nindent 4 }}
-        {{- end }}
-        {{- if .Values.dns.options }}
-        options:
-          {{- range .Values.dns.options }}
-          {{- if .name }}
-          - name: {{ .name }}
-            {{- if .value }}
-            value: {{ .value | quote }}
-            {{- end }}
-          {{- end }}
-          {{- end }}
-        {{- end }}
+      dnsConfig: {{- toYaml (omit .Values.dns "policy") | nindent 8 }}
       {{- end }}
       volumes:
             {{- if .Values.certs.create }}

helm/test_14_test_dns_policy.yml

@@ -1,10 +1,10 @@
 dns:
   policy: "None"
   nameservers:
-    - 8.8.8.8
-    - 8.8.4.4
+    - "8.8.8.8"
+    - "8.8.4.4"
   searches: "default.svc.cluster.local svc.cluster.local cluster.local"
   options:
-    ndots:
-      - name: ndots
-        value: "5"
+    - name: ndots
+      value: "5"
+    - name: edns0

helm/tests.sh

@@ -11,7 +11,8 @@ if command -v gfind >/dev/null 2>&2; then
     FIND="$(which gfind)"
 fi
 
-for i in `${FIND} -maxdepth 1 -type f -name test\*yml | sort`; do
+do_the_test() {
+    local i="${1}"
     echo "☆☆☆☆☆☆☆☆☆☆ $i ☆☆☆☆☆☆☆☆☆☆"
     helm template -f $i --dry-run mail > fixtures/demo.yaml
     docker run \
@@ -21,4 +22,16 @@ for i in `${FIND} -maxdepth 1 -type f -name test\*yml | sort`; do
             --force-color \
             --additional-schema-locations file:///schemas \
             fixtures/demo.yaml
-done
+}
+
+
+if [[ $# -gt 0 ]]; then
+    while [[ $# -gt 0 ]]; do
+        do_the_test "${1}"
+        shift
+    done
+else
+    for i in `${FIND} -maxdepth 1 -type f -name test\*yml | sort`; do
+        do_the_test "${i}"
+    done
+fi