679 lines
20 KiB
Go
679 lines
20 KiB
Go
/*
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Copyright 2022 The Flux 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 reconcile
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import (
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"context"
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"strings"
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"testing"
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. "github.com/onsi/gomega"
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helmchart "helm.sh/helm/v3/pkg/chart"
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helmchartutil "helm.sh/helm/v3/pkg/chartutil"
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helmrelease "helm.sh/helm/v3/pkg/release"
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helmstorage "helm.sh/helm/v3/pkg/storage"
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helmdriver "helm.sh/helm/v3/pkg/storage/driver"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"github.com/fluxcd/pkg/ssa/jsondiff"
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ssanormalize "github.com/fluxcd/pkg/ssa/normalize"
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ssautil "github.com/fluxcd/pkg/ssa/utils"
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v2 "github.com/fluxcd/helm-controller/api/v2"
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"github.com/fluxcd/helm-controller/internal/action"
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"github.com/fluxcd/helm-controller/internal/kube"
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"github.com/fluxcd/helm-controller/internal/release"
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"github.com/fluxcd/helm-controller/internal/testutil"
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)
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func Test_DetermineReleaseState(t *testing.T) {
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tests := []struct {
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name string
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releases []*helmrelease.Release
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spec func(spec *v2.HelmReleaseSpec)
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status func(releases []*helmrelease.Release) v2.HelmReleaseStatus
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chart *helmchart.Chart
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values helmchartutil.Values
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want ReleaseState
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wantErr bool
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}{
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{
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name: "in-sync release",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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release.ObservedToSnapshot(release.ObserveRelease(releases[0])),
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},
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}
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{"foo": "bar"},
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want: ReleaseState{
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Status: ReleaseStatusInSync,
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},
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},
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{
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name: "no release in storage",
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releases: nil,
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want: ReleaseState{
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Status: ReleaseStatusAbsent,
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},
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},
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{
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name: "release disappeared from storage",
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status: func(_ []*helmrelease.Release) v2.HelmReleaseStatus {
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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release.ObservedToSnapshot(release.ObserveRelease(testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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}))),
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},
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}
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},
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want: ReleaseState{
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Status: ReleaseStatusAbsent,
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},
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},
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{
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name: "existing release without current",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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}),
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},
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want: ReleaseState{
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Status: ReleaseStatusUnmanaged,
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},
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},
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{
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name: "release digest parse error",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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cur := release.ObservedToSnapshot(release.ObserveRelease(releases[0]))
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cur.Digest = "sha256:invalid"
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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cur,
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},
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}
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{"foo": "bar"},
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want: ReleaseState{
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Status: ReleaseStatusUnmanaged,
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},
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},
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{
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name: "release digest mismatch",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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cur := release.ObservedToSnapshot(release.ObserveRelease(releases[0]))
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// Digest for empty string is always mismatch
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cur.Digest = "sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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cur,
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},
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}
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{"foo": "bar"},
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want: ReleaseState{
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Status: ReleaseStatusUnmanaged,
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},
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},
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{
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name: "release in pending state",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusPendingInstall,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{"foo": "bar"},
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want: ReleaseState{
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Status: ReleaseStatusLocked,
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},
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},
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{
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name: "untested release",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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spec: func(spec *v2.HelmReleaseSpec) {
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spec.Test = &v2.Test{
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Enable: true,
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}
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},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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release.ObservedToSnapshot(release.ObserveRelease(releases[0])),
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},
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}
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{"foo": "bar"},
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want: ReleaseState{
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Status: ReleaseStatusUntested,
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},
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},
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{
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name: "failed test",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusSuperseded,
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Chart: testutil.BuildChart(),
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}),
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testutil.BuildRelease(
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&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 2,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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},
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testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"}),
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testutil.ReleaseWithHookExecution("failure-tests", []helmrelease.HookEvent{helmrelease.HookTest},
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helmrelease.HookPhaseFailed),
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),
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},
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spec: func(spec *v2.HelmReleaseSpec) {
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spec.Test = &v2.Test{
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Enable: true,
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}
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},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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cur := release.ObservedToSnapshot(release.ObserveRelease(releases[1]))
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cur.SetTestHooks(release.TestHooksFromRelease(releases[1]))
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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cur,
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},
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LastAttemptedReleaseAction: v2.ReleaseActionUpgrade,
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}
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{"foo": "bar"},
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want: ReleaseState{
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Status: ReleaseStatusFailed,
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},
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},
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{
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name: "failed test with ignore failures set",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(
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&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 2,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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},
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testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"}),
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testutil.ReleaseWithHookExecution("failure-tests", []helmrelease.HookEvent{helmrelease.HookTest},
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helmrelease.HookPhaseFailed),
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),
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{"foo": "bar"},
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spec: func(spec *v2.HelmReleaseSpec) {
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spec.Test = &v2.Test{
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Enable: true,
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IgnoreFailures: true,
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}
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},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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cur := release.ObservedToSnapshot(release.ObserveRelease(releases[0]))
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cur.SetTestHooks(release.TestHooksFromRelease(releases[0]))
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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cur,
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},
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LastAttemptedReleaseAction: v2.ReleaseActionInstall,
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}
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},
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want: ReleaseState{
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Status: ReleaseStatusInSync,
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},
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},
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{
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name: "failed test is ignored when not made by controller",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(
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&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 2,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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},
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testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"}),
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testutil.ReleaseWithHookExecution("failure-tests", []helmrelease.HookEvent{helmrelease.HookTest},
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helmrelease.HookPhaseFailed),
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),
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{"foo": "bar"},
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spec: func(spec *v2.HelmReleaseSpec) {
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spec.Test = &v2.Test{
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Enable: true,
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}
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},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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release.ObservedToSnapshot(release.ObserveRelease(releases[0])),
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},
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}
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},
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want: ReleaseState{
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Status: ReleaseStatusUntested,
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},
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},
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{
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name: "failed release",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusSuperseded,
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Chart: testutil.BuildChart(),
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}),
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 2,
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Status: helmrelease.StatusFailed,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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release.ObservedToSnapshot(release.ObserveRelease(releases[1])),
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release.ObservedToSnapshot(release.ObserveRelease(releases[0])),
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},
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}
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},
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want: ReleaseState{
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Status: ReleaseStatusFailed,
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},
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},
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{
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name: "uninstalled release",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusUninstalled,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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release.ObservedToSnapshot(release.ObserveRelease(releases[0])),
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},
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}
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},
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want: ReleaseState{
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Status: ReleaseStatusAbsent,
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},
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},
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{
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name: "uninstalled release without current",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusUninstalled,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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want: ReleaseState{
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Status: ReleaseStatusAbsent,
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},
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},
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{
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name: "chart changed",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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release.ObservedToSnapshot(release.ObserveRelease(releases[0])),
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},
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}
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},
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chart: testutil.BuildChart(testutil.ChartWithName("other-name")),
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values: map[string]interface{}{"foo": "bar"},
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want: ReleaseState{
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Status: ReleaseStatusOutOfSync,
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},
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},
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{
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name: "values changed",
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releases: []*helmrelease.Release{
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testutil.BuildRelease(&helmrelease.MockReleaseOptions{
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Name: mockReleaseName,
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Namespace: mockReleaseNamespace,
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Version: 1,
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Status: helmrelease.StatusDeployed,
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Chart: testutil.BuildChart(),
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}, testutil.ReleaseWithConfig(map[string]interface{}{"foo": "bar"})),
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},
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status: func(releases []*helmrelease.Release) v2.HelmReleaseStatus {
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return v2.HelmReleaseStatus{
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History: v2.Snapshots{
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release.ObservedToSnapshot(release.ObserveRelease(releases[0])),
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},
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}
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},
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chart: testutil.BuildChart(),
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values: map[string]interface{}{"bar": "foo"},
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want: ReleaseState{
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Status: ReleaseStatusOutOfSync,
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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g := NewWithT(t)
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obj := &v2.HelmRelease{
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Spec: v2.HelmReleaseSpec{
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ReleaseName: mockReleaseName,
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TargetNamespace: mockReleaseNamespace,
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StorageNamespace: mockReleaseNamespace,
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},
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}
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if tt.spec != nil {
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tt.spec(&obj.Spec)
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}
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if tt.status != nil {
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obj.Status = tt.status(tt.releases)
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}
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cfg, err := action.NewConfigFactory(&kube.MemoryRESTClientGetter{},
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action.WithStorage(helmdriver.MemoryDriverName, mockReleaseNamespace),
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)
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g.Expect(err).ToNot(HaveOccurred())
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if len(tt.releases) > 0 {
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store := helmstorage.Init(cfg.Driver)
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for _, i := range tt.releases {
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g.Expect(store.Create(i)).To(Succeed())
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}
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}
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got, err := DetermineReleaseState(context.TODO(), cfg, &Request{
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Object: obj,
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Chart: tt.chart,
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Values: tt.values,
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})
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if tt.wantErr {
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g.Expect(got).To(BeNil())
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g.Expect(err).To(HaveOccurred())
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return
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}
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g.Expect(err).ToNot(HaveOccurred())
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g.Expect(got.Status).To(Equal(tt.want.Status))
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g.Expect(got.Reason).To(ContainSubstring(tt.want.Reason))
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})
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}
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}
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|
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func TestDetermineReleaseState_DriftDetection(t *testing.T) {
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tests := []struct {
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name string
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driftMode v2.DriftDetectionMode
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applyManifest bool
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want func(namespace string) ReleaseState
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}{
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{
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name: "with drift and detection mode enabled",
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driftMode: v2.DriftDetectionEnabled,
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want: func(namespace string) ReleaseState {
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return ReleaseState{
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Status: ReleaseStatusDrifted,
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Diff: jsondiff.DiffSet{
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|
{
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Type: jsondiff.DiffTypeCreate,
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DesiredObject: &unstructured.Unstructured{
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Object: map[string]interface{}{
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"apiVersion": "v1",
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"kind": "Secret",
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"metadata": map[string]interface{}{
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"name": "fixture",
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"namespace": namespace,
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"creationTimestamp": nil,
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"labels": map[string]interface{}{
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"app.kubernetes.io/managed-by": "Helm",
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},
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|
"annotations": map[string]interface{}{
|
|
"meta.helm.sh/release-name": mockReleaseName,
|
|
"meta.helm.sh/release-namespace": namespace,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
},
|
|
},
|
|
{
|
|
name: "without drift and detection mode enabled",
|
|
driftMode: v2.DriftDetectionEnabled,
|
|
applyManifest: true,
|
|
want: func(_ string) ReleaseState {
|
|
return ReleaseState{Status: ReleaseStatusInSync}
|
|
},
|
|
},
|
|
{
|
|
name: "with drift and detection mode warn",
|
|
driftMode: v2.DriftDetectionWarn,
|
|
want: func(namespace string) ReleaseState {
|
|
return ReleaseState{
|
|
Status: ReleaseStatusDrifted,
|
|
Diff: jsondiff.DiffSet{
|
|
{
|
|
Type: jsondiff.DiffTypeCreate,
|
|
DesiredObject: &unstructured.Unstructured{
|
|
Object: map[string]interface{}{
|
|
"apiVersion": "v1",
|
|
"kind": "Secret",
|
|
"metadata": map[string]interface{}{
|
|
"name": "fixture",
|
|
"namespace": namespace,
|
|
"creationTimestamp": nil,
|
|
"labels": map[string]interface{}{
|
|
"app.kubernetes.io/managed-by": "Helm",
|
|
},
|
|
"annotations": map[string]interface{}{
|
|
"meta.helm.sh/release-name": mockReleaseName,
|
|
"meta.helm.sh/release-namespace": namespace,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
},
|
|
},
|
|
{
|
|
name: "without drift and detection mode warn",
|
|
applyManifest: true,
|
|
driftMode: v2.DriftDetectionWarn,
|
|
want: func(_ string) ReleaseState {
|
|
return ReleaseState{Status: ReleaseStatusInSync}
|
|
},
|
|
},
|
|
{
|
|
name: "drift detection mode disabled",
|
|
driftMode: v2.DriftDetectionDisabled,
|
|
want: func(_ string) ReleaseState {
|
|
return ReleaseState{Status: ReleaseStatusInSync}
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
g := NewWithT(t)
|
|
|
|
namedNS, err := testEnv.CreateNamespace(context.TODO(), mockReleaseNamespace)
|
|
g.Expect(err).NotTo(HaveOccurred())
|
|
t.Cleanup(func() {
|
|
_ = testEnv.Delete(context.TODO(), namedNS)
|
|
})
|
|
releaseNamespace := namedNS.Name
|
|
|
|
chart := testutil.BuildChart()
|
|
|
|
rls := testutil.BuildRelease(&helmrelease.MockReleaseOptions{
|
|
Name: mockReleaseName,
|
|
Namespace: releaseNamespace,
|
|
Version: 1,
|
|
Status: helmrelease.StatusDeployed,
|
|
Chart: chart,
|
|
})
|
|
|
|
if tt.applyManifest {
|
|
objs, err := ssautil.ReadObjects(strings.NewReader(rls.Manifest))
|
|
g.Expect(err).ToNot(HaveOccurred())
|
|
|
|
for _, obj := range objs {
|
|
g.Expect(ssanormalize.Unstructured(obj)).To(Succeed())
|
|
obj.SetNamespace(releaseNamespace)
|
|
obj.SetLabels(map[string]string{
|
|
"app.kubernetes.io/managed-by": "Helm",
|
|
})
|
|
obj.SetAnnotations(map[string]string{
|
|
"meta.helm.sh/release-name": rls.Name,
|
|
"meta.helm.sh/release-namespace": rls.Namespace,
|
|
})
|
|
g.Expect(testEnv.Create(context.Background(), obj)).To(Succeed())
|
|
}
|
|
}
|
|
|
|
obj := &v2.HelmRelease{
|
|
Spec: v2.HelmReleaseSpec{
|
|
ReleaseName: mockReleaseName,
|
|
TargetNamespace: releaseNamespace,
|
|
StorageNamespace: releaseNamespace,
|
|
DriftDetection: &v2.DriftDetection{
|
|
Mode: tt.driftMode,
|
|
},
|
|
},
|
|
Status: v2.HelmReleaseStatus{
|
|
History: v2.Snapshots{
|
|
release.ObservedToSnapshot(release.ObserveRelease(rls)),
|
|
},
|
|
},
|
|
}
|
|
|
|
getter, err := RESTClientGetterFromManager(testEnv.Manager, obj.GetReleaseNamespace())
|
|
g.Expect(err).ToNot(HaveOccurred())
|
|
|
|
cfg, err := action.NewConfigFactory(getter,
|
|
action.WithStorage(action.DefaultStorageDriver, obj.GetStorageNamespace()),
|
|
)
|
|
g.Expect(err).ToNot(HaveOccurred())
|
|
|
|
store := helmstorage.Init(cfg.Driver)
|
|
g.Expect(store.Create(rls)).To(Succeed())
|
|
|
|
got, err := DetermineReleaseState(context.TODO(), cfg, &Request{
|
|
Object: obj,
|
|
Chart: testutil.BuildChart(),
|
|
Values: rls.Config,
|
|
})
|
|
g.Expect(err).ToNot(HaveOccurred())
|
|
|
|
want := tt.want(releaseNamespace)
|
|
g.Expect(got).To(Equal(want))
|
|
})
|
|
}
|
|
}
|