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129 lines
3.9 KiB
129 lines
3.9 KiB
/*
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Copyright The Helm Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package action
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import (
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"context"
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"errors"
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"io"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"helm.sh/helm/v4/pkg/kube"
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kubefake "helm.sh/helm/v4/pkg/kube/fake"
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release "helm.sh/helm/v4/pkg/release/v1"
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)
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func TestNewRollback(t *testing.T) {
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config := actionConfigFixture(t)
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client := NewRollback(config)
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assert.NotNil(t, client)
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assert.Equal(t, config, client.cfg)
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}
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func TestRollbackRun_UnreachableKubeClient(t *testing.T) {
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config := actionConfigFixture(t)
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failingKubeClient := kubefake.FailingKubeClient{PrintingKubeClient: kubefake.PrintingKubeClient{Out: io.Discard}, DummyResources: nil}
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failingKubeClient.ConnectionError = errors.New("connection refused")
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config.KubeClient = &failingKubeClient
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client := NewRollback(config)
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assert.Error(t, client.Run(""))
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}
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func TestRollback_WaitOptionsPassedDownstream(t *testing.T) {
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is := assert.New(t)
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config := actionConfigFixture(t)
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// Create a deployed release and a second version to roll back to
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rel := releaseStub()
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rel.Name = "wait-options-rollback"
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rel.Info.Status = "deployed"
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rel.ApplyMethod = "csa"
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require.NoError(t, config.Releases.Create(rel))
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rel2 := releaseStub()
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rel2.Name = "wait-options-rollback"
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rel2.Version = 2
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rel2.Info.Status = "deployed"
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rel2.ApplyMethod = "csa"
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require.NoError(t, config.Releases.Create(rel2))
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client := NewRollback(config)
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client.Version = 1
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client.WaitStrategy = kube.StatusWatcherStrategy
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client.ServerSideApply = "auto"
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// Use WithWaitContext as a marker WaitOption that we can track
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ctx := context.Background()
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client.WaitOptions = []kube.WaitOption{kube.WithWaitContext(ctx)}
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// Access the underlying FailingKubeClient to check recorded options
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failer := config.KubeClient.(*kubefake.FailingKubeClient)
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err := client.Run(rel.Name)
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is.NoError(err)
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// Verify that WaitOptions were passed to GetWaiter
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is.NotEmpty(failer.RecordedWaitOptions, "WaitOptions should be passed to GetWaiter")
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}
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// TestRollback_SequencingInfoPropagated verifies that a previous release's SequencingInfo
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// is carried forward into the new rollback release record.
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func TestRollback_SequencingInfoPropagated(t *testing.T) {
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config := actionConfigFixture(t)
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// rel1 was originally deployed with --wait=ordered
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rel1 := releaseStub()
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rel1.Name = "seq-rollback-test"
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rel1.Version = 1
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rel1.Info.Status = "deployed"
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rel1.ApplyMethod = "csa"
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rel1.SequencingInfo = &release.SequencingInfo{Enabled: true, Strategy: "ordered"}
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require.NoError(t, config.Releases.Create(rel1))
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// rel2 is the current (last) deployed version
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rel2 := releaseStub()
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rel2.Name = "seq-rollback-test"
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rel2.Version = 2
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rel2.Info.Status = "deployed"
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rel2.ApplyMethod = "csa"
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require.NoError(t, config.Releases.Create(rel2))
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client := NewRollback(config)
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client.Version = 1
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client.WaitStrategy = kube.OrderedWaitStrategy
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client.ServerSideApply = "auto"
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client.Timeout = 5 * time.Minute
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err := client.Run(rel1.Name)
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require.NoError(t, err)
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// The new rollback release (version 3) should have SequencingInfo from rel1
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newReli, err := config.Releases.Last(rel1.Name)
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require.NoError(t, err)
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newRel, err := releaserToV1Release(newReli)
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require.NoError(t, err)
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assert.Equal(t, 3, newRel.Version)
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require.NotNil(t, newRel.SequencingInfo, "rollback release should carry SequencingInfo from previous version")
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assert.True(t, newRel.SequencingInfo.Enabled)
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}
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