Files
kubesphere/pkg/controller/s2irun/s2irun_controller_test.go
runzexia 7ffee72b1f filter wach && list action
Signed-off-by: runzexia <runzexia@yunify.com>
2020-03-19 14:49:47 +08:00

306 lines
9.3 KiB
Go

package s2irun
import (
"reflect"
"testing"
"time"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/util/diff"
k8sfake "k8s.io/client-go/kubernetes/fake"
core "k8s.io/client-go/testing"
"k8s.io/client-go/tools/cache"
"k8s.io/client-go/tools/record"
s2i "kubesphere.io/kubesphere/pkg/apis/devops/v1alpha1"
"kubesphere.io/kubesphere/pkg/client/clientset/versioned/fake"
informers "kubesphere.io/kubesphere/pkg/client/informers/externalversions"
)
var (
alwaysReady = func() bool { return true }
noResyncPeriodFunc = func() time.Duration { return 0 }
)
type fixture struct {
t *testing.T
client *fake.Clientset
kubeclient *k8sfake.Clientset
// Objects to put in the store.
s2ibinaryLister []*s2i.S2iBinary
s2irunLister []*s2i.S2iRun
actions []core.Action
// Objects from here preloaded into NewSimpleFake.
objects []runtime.Object
}
func newFixture(t *testing.T) *fixture {
f := &fixture{}
f.t = t
f.objects = []runtime.Object{}
return f
}
func newS2iBinary(name string) *s2i.S2iBinary {
return &s2i.S2iBinary{
TypeMeta: metav1.TypeMeta{APIVersion: s2i.SchemeGroupVersion.String()},
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: metav1.NamespaceDefault,
},
Spec: s2i.S2iBinarySpec{},
}
}
func newS2iBinaryWithCreateTime(name string, createTime metav1.Time) *s2i.S2iBinary {
return &s2i.S2iBinary{
TypeMeta: metav1.TypeMeta{APIVersion: s2i.SchemeGroupVersion.String()},
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: metav1.NamespaceDefault,
CreationTimestamp: createTime,
},
Spec: s2i.S2iBinarySpec{},
}
}
func newS2iRun(name string, s2iBinaryName string) *s2i.S2iRun {
return &s2i.S2iRun{
TypeMeta: metav1.TypeMeta{APIVersion: s2i.SchemeGroupVersion.String()},
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: metav1.NamespaceDefault,
Labels: map[string]string{
s2i.S2iBinaryLabelKey: s2iBinaryName,
},
},
}
}
func newDeletetingS2iRun(name string, s2iBinaryName string) *s2i.S2iRun {
now := metav1.Now()
return &s2i.S2iRun{
TypeMeta: metav1.TypeMeta{APIVersion: s2i.SchemeGroupVersion.String()},
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: metav1.NamespaceDefault,
Labels: map[string]string{
s2i.S2iBinaryLabelKey: s2iBinaryName,
},
Finalizers: []string{s2i.S2iBinaryFinalizerName},
DeletionTimestamp: &now,
},
}
}
func (f *fixture) newController() (*Controller, informers.SharedInformerFactory) {
f.client = fake.NewSimpleClientset(f.objects...)
f.kubeclient = k8sfake.NewSimpleClientset()
i := informers.NewSharedInformerFactory(f.client, noResyncPeriodFunc())
c := NewS2iRunController(f.kubeclient, f.client,
i.Devops().V1alpha1().S2iBinaries(), i.Devops().V1alpha1().S2iRuns())
c.s2iBinarySynced = alwaysReady
c.eventRecorder = &record.FakeRecorder{}
for _, f := range f.s2ibinaryLister {
i.Devops().V1alpha1().S2iBinaries().Informer().GetIndexer().Add(f)
}
for _, f := range f.s2irunLister {
i.Devops().V1alpha1().S2iRuns().Informer().GetIndexer().Add(f)
}
return c, i
}
func (f *fixture) run(fooName string) {
f.runController(fooName, true, false)
}
func (f *fixture) runExpectError(fooName string) {
f.runController(fooName, true, true)
}
func (f *fixture) runController(s2iRunName string, startInformers bool, expectError bool) {
c, i := f.newController()
if startInformers {
stopCh := make(chan struct{})
defer close(stopCh)
i.Start(stopCh)
}
err := c.syncHandler(s2iRunName)
if !expectError && err != nil {
f.t.Errorf("error syncing foo: %v", err)
} else if expectError && err == nil {
f.t.Error("expected error syncing foo, got nil")
}
actions := filterInformerActions(f.client.Actions())
for i, action := range actions {
if len(f.actions) < i+1 {
f.t.Errorf("%d unexpected actions: %+v", len(actions)-len(f.actions), actions[i:])
break
}
expectedAction := f.actions[i]
checkAction(expectedAction, action, f.t)
}
if len(f.actions) > len(actions) {
f.t.Errorf("%d additional expected actions:%+v", len(f.actions)-len(actions), f.actions[len(actions):])
}
}
// checkAction verifies that expected and actual actions are equal and both have
// same attached resources
func checkAction(expected, actual core.Action, t *testing.T) {
if !(expected.Matches(actual.GetVerb(), actual.GetResource().Resource) && actual.GetSubresource() == expected.GetSubresource()) {
t.Errorf("Expected\n\t%#v\ngot\n\t%#v", expected, actual)
return
}
if reflect.TypeOf(actual) != reflect.TypeOf(expected) {
t.Errorf("Action has wrong type. Expected: %t. Got: %t", expected, actual)
return
}
switch a := actual.(type) {
case core.CreateActionImpl:
e, _ := expected.(core.CreateActionImpl)
expObject := e.GetObject()
object := a.GetObject()
if !reflect.DeepEqual(expObject, object) {
t.Errorf("Action %s %s has wrong object\nDiff:\n %s",
a.GetVerb(), a.GetResource().Resource, diff.ObjectGoPrintSideBySide(expObject, object))
}
case core.UpdateActionImpl:
e, _ := expected.(core.UpdateActionImpl)
expObject := e.GetObject()
object := a.GetObject()
if !reflect.DeepEqual(expObject, object) {
t.Errorf("Action %s %s has wrong object\nDiff:\n %s",
a.GetVerb(), a.GetResource().Resource, diff.ObjectGoPrintSideBySide(expObject, object))
}
case core.PatchActionImpl:
e, _ := expected.(core.PatchActionImpl)
expPatch := e.GetPatch()
patch := a.GetPatch()
if !reflect.DeepEqual(expPatch, patch) {
t.Errorf("Action %s %s has wrong patch\nDiff:\n %s",
a.GetVerb(), a.GetResource().Resource, diff.ObjectGoPrintSideBySide(expPatch, patch))
}
case core.DeleteActionImpl:
e, _ := expected.(core.DeleteActionImpl)
expName := e.GetName()
objectName := a.GetName()
if !reflect.DeepEqual(expName, objectName) {
t.Errorf("Action %s %s has wrong object\nDiff:\n %s",
a.GetVerb(), a.GetResource().Resource, diff.ObjectGoPrintSideBySide(expName, objectName))
}
expNamespace := e.GetNamespace()
objectNamespace := a.GetNamespace()
if !reflect.DeepEqual(expNamespace, objectNamespace) {
t.Errorf("Action %s %s has wrong object\nDiff:\n %s",
a.GetVerb(), a.GetResource().Resource, diff.ObjectGoPrintSideBySide(expNamespace, objectNamespace))
}
default:
t.Errorf("Uncaptured Action %s %s, you should explicitly add a case to capture it",
actual.GetVerb(), actual.GetResource().Resource)
}
}
// filterInformerActions filters list and watch actions for testing resources.
// Since list and watch don't change resource state we can filter it to lower
// nose level in our tests.
func filterInformerActions(actions []core.Action) []core.Action {
ret := []core.Action{}
for _, action := range actions {
if len(action.GetNamespace()) == 0 &&
(action.Matches("list", s2i.ResourcePluralS2iRun) ||
action.Matches("watch", s2i.ResourcePluralS2iRun) ||
action.Matches("list", s2i.ResourcePluralS2iBinary) ||
action.Matches("watch", s2i.ResourcePluralS2iBinary)) {
continue
}
ret = append(ret, action)
}
return ret
}
func (f *fixture) expectUpdateS2iRunAction(s2iRun *s2i.S2iRun) {
action := core.NewUpdateAction(schema.GroupVersionResource{Resource: s2i.ResourcePluralS2iRun}, s2iRun.Namespace, s2iRun)
f.actions = append(f.actions, action)
}
func (f *fixture) expectDeleteS2iBinaryAction(s2iBinary *s2i.S2iBinary) {
action := core.NewDeleteAction(schema.GroupVersionResource{Resource: s2i.ResourcePluralS2iBinary}, s2iBinary.Namespace, s2iBinary.Name)
f.actions = append(f.actions, action)
}
func getKey(s2i *s2i.S2iRun, t *testing.T) string {
key, err := cache.DeletionHandlingMetaNamespaceKeyFunc(s2i)
if err != nil {
t.Errorf("Unexpected error getting key for s2i %v: %v", s2i.Name, err)
return ""
}
return key
}
func TestDoNothing(t *testing.T) {
f := newFixture(t)
s2iBinary := newS2iBinary("test")
s2iRun := newS2iRun("test", s2iBinary.Name)
f.s2ibinaryLister = append(f.s2ibinaryLister, s2iBinary)
f.s2irunLister = append(f.s2irunLister, s2iRun)
f.objects = append(f.objects, s2iBinary)
f.objects = append(f.objects, s2iRun)
f.expectUpdateS2iRunAction(s2iRun)
f.run(getKey(s2iRun, t))
}
func TestDeleteS2iBinary(t *testing.T) {
f := newFixture(t)
s2iBinary := newS2iBinary("test")
s2iRun := newDeletetingS2iRun("test", s2iBinary.Name)
f.s2ibinaryLister = append(f.s2ibinaryLister, s2iBinary)
f.s2irunLister = append(f.s2irunLister, s2iRun)
f.objects = append(f.objects, s2iBinary)
f.objects = append(f.objects, s2iRun)
f.expectDeleteS2iBinaryAction(s2iBinary)
f.expectUpdateS2iRunAction(s2iRun)
f.run(getKey(s2iRun, t))
}
func TestDeleteOtherS2iBinary(t *testing.T) {
f := newFixture(t)
s2iBinary := newS2iBinary("test")
s2iRun := newDeletetingS2iRun("test", s2iBinary.Name)
otherS2iBinary := newS2iBinaryWithCreateTime("test2", metav1.NewTime(time.Date(2000, 1, 1, 12, 0, 0, 0, time.UTC)))
f.s2ibinaryLister = append(f.s2ibinaryLister, s2iBinary)
f.s2ibinaryLister = append(f.s2ibinaryLister, otherS2iBinary)
f.s2irunLister = append(f.s2irunLister, s2iRun)
f.objects = append(f.objects, s2iBinary)
f.objects = append(f.objects, s2iRun)
f.objects = append(f.objects, otherS2iBinary)
f.expectDeleteS2iBinaryAction(s2iBinary)
f.expectDeleteS2iBinaryAction(otherS2iBinary)
f.expectUpdateS2iRunAction(s2iRun)
f.run(getKey(s2iRun, t))
}