fix(acme): fix templating and add unit tests (#655)

charts/acme/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: An acme settings chart for Jenkins infra project
 name: acme
-version: 0.1.2
+version: 0.1.3
 home: "https://github.com/jenkins-infra/charts"
 maintainers:
   - name: Olblak

charts/acme/templates/clusterIssuer.yaml

@@ -9,5 +9,7 @@ spec:
     privateKeySecretRef:
       # Secret resource used to store the account's private key.
       name: {{ .Values.acme.id }}
+    {{- if .Values.acme.solvers }}
     solvers:
       {{- toYaml .Values.acme.solvers | nindent 4 }}
+    {{- end}}

charts/acme/tests/defaults_test.yaml

@@ -0,0 +1,23 @@
+suite: default tests
+values:
+  - ../values.yaml
+  - secrets_default_values.yaml
+templates:
+  - clusterIssuer.yaml
+  - secret.yaml
+tests:
+  - it: should create a cluster issuer by default
+    template: clusterIssuer.yaml
+    asserts:
+      - hasDocuments:
+          count: 1
+  - it: should create a Secret with the correct value
+    template: secret.yaml
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: Secret
+      - equal:
+          path: data.CLIENT_SECRET
+          value: cGFzc3dvcmQ=

charts/acme/tests/secrets_default_values.yaml

@@ -0,0 +1,4 @@
+acme:
+  clientSecrets:
+    - name: acme-test-secret
+      value: password

charts/acme/values.yaml

@@ -9,8 +9,8 @@ acme:
 
   # Secrets used for dns01 settings
   clientSecrets:
-    - name: 'acme_test_secret'
-      value: 'password'
+    - name: acme-test-secret
+      value: ""
 
   # Accepts any values as defined here https://cert-manager.io/docs/configuration/acme/dns01/
   dns01: {}