Add CleanupOnFail test

Signed-off-by: ZHAOYAQING <62738635+heijian123@users.noreply.github.com>

pkg/action/rollback_test.go

@@ -0,0 +1,67 @@
+/*
+Copyright The Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package action
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	kubefake "helm.sh/helm/v3/pkg/kube/fake"
+	"helm.sh/helm/v3/pkg/release"
+)
+
+func rollbackAction(t *testing.T) *Rollback {
+	config := actionConfigFixture(t)
+	rollAction := NewRollback(config)
+
+	return rollAction
+}
+
+func TestRollbackRelease_CleanupOnFail(t *testing.T) {
+	is := assert.New(t)
+	req := require.New(t)
+
+	rbAction := rollbackAction(t)
+	rbAction.Version = 1
+	curRel := releaseStub()
+	curRel.Name = "rollback-release"
+	curRel.Version = 2
+	curRel.Namespace = "spaced"
+	curRel.Info.Status = release.StatusDeployed
+	rbAction.cfg.Releases.Create(curRel)
+
+	tarRel := releaseStub()
+	tarRel.Name = "rollback-release"
+	tarRel.Version = 1
+	tarRel.Namespace = "spaced"
+	tarRel.Info.Status = release.StatusSuperseded
+	rbAction.cfg.Releases.Create(tarRel)
+
+	failer := rbAction.cfg.KubeClient.(*kubefake.FailingKubeClient)
+	failer.UpdateError = fmt.Errorf("I timed out")
+	failer.DeleteError = fmt.Errorf("I tried to delete nil")
+	rbAction.cfg.KubeClient = failer
+	rbAction.CleanupOnFail = true
+
+	err := rbAction.Run(curRel.Name)
+	req.Error(err)
+	is.NotContains(err.Error(), "unable to cleanup resources")
+	is.Contains(err.Error(), "I timed out")
+}