chore(argo-cd): Add chart tests for HA

Signed-off-by: Marco Kilchhofer <mkilchhofer@users.noreply.github.com>

charts/argo-cd/.helmignore

@@ -1,2 +1,3 @@
 /*.tgz
 output
+ci/

charts/argo-cd/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: 2.1.3
 description: A Helm chart for ArgoCD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 3.25.2
+version: 3.25.3
 home: https://github.com/argoproj/argo-helm
 icon: https://argo-cd.readthedocs.io/en/stable/assets/logo.png
 keywords:
@@ -21,4 +21,4 @@ dependencies:
     condition: redis-ha.enabled
 annotations:
   artifacthub.io/changes: |
-    - "[Changed]: Reorganize some files in repo, move applications.yaml and projects.yaml into argocd-configs."
+    - "[Added]: Chart testing for HA setups"

charts/argo-cd/ci/default-values.yaml

@@ -0,0 +1 @@
+# Test with default values

charts/argo-cd/ci/ha-autoscaling-values.yaml

@@ -0,0 +1,16 @@
+# Test High Availability with autoscaling
+redis-ha:
+  enabled: true
+
+controller:
+  enableStatefulSet: true
+
+server:
+  autoscaling:
+    enabled: true
+    minReplicas: 2
+
+repoServer:
+  autoscaling:
+    enabled: true
+    minReplicas: 2

charts/argo-cd/ci/ha-static-values.yaml

@@ -0,0 +1,15 @@
+# Test High Availability without autoscaling
+redis-ha:
+  enabled: true
+
+controller:
+  enableStatefulSet: true
+
+server:
+  replicas: 2
+  env:
+    - name: ARGOCD_API_SERVER_REPLICAS
+      value: '2'
+
+repoServer:
+  replicas: 2