From 957c1450539c45fc91cbb50f3c74d9e7c0493a71 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=83=A1=E7=8E=AE=E6=96=87?= <huweiwen.hww@alibaba-inc.com>
Date: Fri, 9 Aug 2024 11:25:49 +0800
Subject: [PATCH] add scripts for helm testing

---
 hack/check-helm.sh         | 18 ++++++++++++++++++
 test/install-or-upgrade.sh | 19 +++++++++++++++++++
 2 files changed, 37 insertions(+)
 create mode 100755 hack/check-helm.sh
 create mode 100755 test/install-or-upgrade.sh

diff --git a/hack/check-helm.sh b/hack/check-helm.sh
new file mode 100755
index 000000000..91a53bf8d
--- /dev/null
+++ b/hack/check-helm.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+# We need a clean Kubernetes cluster to run this script.
+
+set -e
+
+cd deploy/chart
+
+kubectl create -f ./crds
+
+helm lint
+helm install alibaba-cloud-csi-driver . --namespace kube-system --dry-run=server
+
+for v in values-*.yaml; do
+    helm lint --values "$v"
+    helm install alibaba-cloud-csi-driver . --namespace kube-system --dry-run=server --values "$v"
+done
+
+kubectl delete -f ./crds
diff --git a/test/install-or-upgrade.sh b/test/install-or-upgrade.sh
new file mode 100755
index 000000000..ab2d6647a
--- /dev/null
+++ b/test/install-or-upgrade.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+# If helm chart is changed, try install upstream version, then upgrade to local version,
+# to ensure all changes are valid. e.g. we don't change some immutable fields.
+
+set -e
+
+UPSTREAM=${UPSTREAM:-"origin/master"}
+
+if ! git diff --exit-code --stat "$UPSTREAM" HEAD -- deploy/chart; then
+    echo "helm chart is changed, installing $UPSTREAM version first"
+    git worktree add --detach --no-checkout ../upstream "$UPSTREAM"
+    ( cd ../upstream && git checkout HEAD -- deploy/chart )
+
+    helm install --namespace kube-system alibaba-cloud-csi-driver ../upstream/deploy/chart "$@"
+    git worktree remove --force ../upstream
+fi
+
+echo installing local version
+helm upgrade --install --namespace kube-system alibaba-cloud-csi-driver ./deploy/chart "$@"