karmada/pkg/dependenciesdistributor/dependencies_distributor_te...

260 lines
7.7 KiB
Go

/*
Copyright 2023 The Karmada 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 dependenciesdistributor
import (
"context"
"reflect"
"testing"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/meta"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/client-go/dynamic"
dynamicfake "k8s.io/client-go/dynamic/fake"
"k8s.io/client-go/kubernetes/scheme"
configv1alpha1 "github.com/karmada-io/karmada/pkg/apis/config/v1alpha1"
workv1alpha2 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha2"
"github.com/karmada-io/karmada/pkg/util/fedinformer/genericmanager"
"github.com/karmada-io/karmada/pkg/util/fedinformer/keys"
)
func Test_dependentObjectReferenceMatches(t *testing.T) {
type args struct {
objectKey *LabelsKey
referenceBinding *workv1alpha2.ResourceBinding
}
tests := []struct {
name string
args args
want bool
}{
{
name: "test custom resource",
args: args{
objectKey: &LabelsKey{
ClusterWideKey: keys.ClusterWideKey{
Group: "example-stgzr.karmada.io",
Version: "v1alpha1",
Kind: "Foot5zmh",
Namespace: "karmadatest-vpvll",
Name: "cr-fxzq6",
},
Labels: nil,
},
referenceBinding: &workv1alpha2.ResourceBinding{
ObjectMeta: metav1.ObjectMeta{Annotations: map[string]string{
bindingDependenciesAnnotationKey: "[{\"apiVersion\":\"example-stgzr.karmada.io/v1alpha1\",\"kind\":\"Foot5zmh\",\"namespace\":\"karmadatest-vpvll\",\"name\":\"cr-fxzq6\"}]",
}},
},
},
want: true,
},
{
name: "test configmap",
args: args{
objectKey: &LabelsKey{
ClusterWideKey: keys.ClusterWideKey{
Group: "",
Version: "v1",
Kind: "ConfigMap",
Namespace: "karmadatest-h46wh",
Name: "configmap-8w426",
},
Labels: nil,
},
referenceBinding: &workv1alpha2.ResourceBinding{
ObjectMeta: metav1.ObjectMeta{Annotations: map[string]string{
bindingDependenciesAnnotationKey: "[{\"apiVersion\":\"v1\",\"kind\":\"ConfigMap\",\"namespace\":\"karmadatest-h46wh\",\"name\":\"configmap-8w426\"}]",
}},
},
},
want: true,
},
{
name: "test labels",
args: args{
objectKey: &LabelsKey{
ClusterWideKey: keys.ClusterWideKey{
Group: "",
Version: "v1",
Kind: "ConfigMap",
Namespace: "test",
},
Labels: map[string]string{
"app": "test",
},
},
referenceBinding: &workv1alpha2.ResourceBinding{
ObjectMeta: metav1.ObjectMeta{Annotations: map[string]string{
bindingDependenciesAnnotationKey: "[{\"apiVersion\":\"v1\",\"kind\":\"ConfigMap\",\"namespace\":\"test\",\"labelSelector\":{\"matchExpressions\":[{\"key\":\"app\",\"operator\":\"In\",\"values\":[\"test\"]}]}}]",
}},
},
},
want: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := dependentObjectReferenceMatches(tt.args.objectKey, tt.args.referenceBinding)
if got != tt.want {
t.Errorf("dependentObjectReferenceMatches() got = %v, want %v", got, tt.want)
}
})
}
}
func TestDependenciesDistributor_findOrphanAttachedBindingsByDependencies(t *testing.T) {
type fields struct {
DynamicClient dynamic.Interface
InformerManager genericmanager.SingleClusterInformerManager
RESTMapper meta.RESTMapper
}
type args struct {
dependencies []configv1alpha1.DependentObjectReference
dependencyIndexes []int
attachedBinding *workv1alpha2.ResourceBinding
}
tests := []struct {
name string
fields fields
args args
want bool
wantErr bool
}{
{
name: "can't match labels",
fields: fields{
DynamicClient: dynamicfake.NewSimpleDynamicClient(scheme.Scheme),
InformerManager: func() genericmanager.SingleClusterInformerManager {
c := dynamicfake.NewSimpleDynamicClient(scheme.Scheme,
&corev1.Pod{ObjectMeta: metav1.ObjectMeta{Name: "pod", Namespace: "default", Labels: map[string]string{"bar": "bar"}}})
m := genericmanager.NewSingleClusterInformerManager(c, 0, context.TODO().Done())
m.Lister(corev1.SchemeGroupVersion.WithResource("pods"))
m.Start()
m.WaitForCacheSync()
return m
}(),
RESTMapper: func() meta.RESTMapper {
m := meta.NewDefaultRESTMapper([]schema.GroupVersion{corev1.SchemeGroupVersion})
m.Add(corev1.SchemeGroupVersion.WithKind("Pod"), meta.RESTScopeNamespace)
return m
}(),
},
args: args{
dependencies: []configv1alpha1.DependentObjectReference{
{
APIVersion: "v1",
Kind: "Secret",
Namespace: "default",
Name: "test",
},
{
APIVersion: "v1",
Kind: "Pod",
Namespace: "default",
LabelSelector: &metav1.LabelSelector{MatchLabels: map[string]string{
"bar": "foo",
}},
},
},
dependencyIndexes: []int{1},
attachedBinding: &workv1alpha2.ResourceBinding{
Spec: workv1alpha2.ResourceBindingSpec{
Resource: workv1alpha2.ObjectReference{
APIVersion: "v1",
Kind: "Pod",
Namespace: "default",
Name: "pod",
},
},
},
},
want: true,
wantErr: false,
},
{
name: "can't match name",
fields: fields{
DynamicClient: dynamicfake.NewSimpleDynamicClient(scheme.Scheme),
InformerManager: func() genericmanager.SingleClusterInformerManager {
c := dynamicfake.NewSimpleDynamicClient(scheme.Scheme,
&corev1.Pod{ObjectMeta: metav1.ObjectMeta{Name: "pod", Namespace: "default", Labels: map[string]string{"bar": "foo"}}})
m := genericmanager.NewSingleClusterInformerManager(c, 0, context.TODO().Done())
m.Lister(corev1.SchemeGroupVersion.WithResource("pods"))
m.Start()
m.WaitForCacheSync()
return m
}(),
RESTMapper: func() meta.RESTMapper {
m := meta.NewDefaultRESTMapper([]schema.GroupVersion{corev1.SchemeGroupVersion})
m.Add(corev1.SchemeGroupVersion.WithKind("Pod"), meta.RESTScopeNamespace)
return m
}(),
},
args: args{
dependencies: []configv1alpha1.DependentObjectReference{
{
APIVersion: "v1",
Kind: "Secret",
Namespace: "default",
Name: "test",
},
{
APIVersion: "v1",
Kind: "Pod",
Namespace: "default",
Name: "pod",
},
},
dependencyIndexes: []int{1},
attachedBinding: &workv1alpha2.ResourceBinding{
Spec: workv1alpha2.ResourceBindingSpec{
Resource: workv1alpha2.ObjectReference{
APIVersion: "v1",
Kind: "Pod",
Namespace: "default",
Name: "test2",
},
},
},
},
want: true,
wantErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
d := &DependenciesDistributor{
DynamicClient: tt.fields.DynamicClient,
InformerManager: tt.fields.InformerManager,
RESTMapper: tt.fields.RESTMapper,
}
got, err := d.isOrphanAttachedBindings(tt.args.dependencies, tt.args.dependencyIndexes, tt.args.attachedBinding)
if (err != nil) != tt.wantErr {
t.Errorf("findOrphanAttachedBindingsByDependencies() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("findOrphanAttachedBindingsByDependencies() got = %v, want %v", got, tt.want)
}
})
}
}