karmada/pkg/controllers/binding/common_test.go

319 lines
9.2 KiB
Go

/*
Copyright 2022 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 binding
import (
"reflect"
"testing"
v1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
policyv1alpha1 "github.com/karmada-io/karmada/pkg/apis/policy/v1alpha1"
workv1alpha2 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha2"
)
func Test_mergeTargetClusters(t *testing.T) {
tests := []struct {
name string
targetClusters []workv1alpha2.TargetCluster
requiredByBindingSnapshot []workv1alpha2.BindingSnapshot
want []workv1alpha2.TargetCluster
}{
{
name: "the same cluster",
targetClusters: []workv1alpha2.TargetCluster{
{
Name: "foo",
Replicas: 1,
},
},
requiredByBindingSnapshot: []workv1alpha2.BindingSnapshot{
{
Clusters: []workv1alpha2.TargetCluster{
{
Name: "foo",
Replicas: 1,
},
},
},
},
want: []workv1alpha2.TargetCluster{
{
Name: "foo",
Replicas: 1,
},
},
},
{
name: "different clusters",
targetClusters: []workv1alpha2.TargetCluster{
{
Name: "foo",
Replicas: 1,
},
},
requiredByBindingSnapshot: []workv1alpha2.BindingSnapshot{
{
Clusters: []workv1alpha2.TargetCluster{
{
Name: "bar",
Replicas: 1,
},
},
},
},
want: []workv1alpha2.TargetCluster{
{
Name: "foo",
Replicas: 1,
},
{
Name: "bar",
Replicas: 1,
},
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := mergeTargetClusters(tt.targetClusters, tt.requiredByBindingSnapshot); !reflect.DeepEqual(got, tt.want) {
t.Errorf("mergeTargetClusters() = %v, want %v", got, tt.want)
}
})
}
}
func Test_mergeLabel(t *testing.T) {
namespace := "fake-ns"
bindingName := "fake-bindingName"
rbID := "93162d3c-ee8e-4995-9034-05f4d5d2c2b9"
tests := []struct {
name string
workload *unstructured.Unstructured
binding metav1.Object
scope v1.ResourceScope
want map[string]string
}{
{
name: "NamespaceScoped",
workload: &unstructured.Unstructured{
Object: map[string]interface{}{
"apiVersion": "apps/v1",
"kind": "Deployment",
"metadata": map[string]interface{}{
"name": "demo-deployment",
"namespace": namespace,
},
},
},
binding: &workv1alpha2.ClusterResourceBinding{
ObjectMeta: metav1.ObjectMeta{
Name: bindingName,
Namespace: namespace,
Labels: map[string]string{
workv1alpha2.ResourceBindingPermanentIDLabel: rbID,
},
},
},
scope: v1.NamespaceScoped,
want: map[string]string{
workv1alpha2.ResourceBindingPermanentIDLabel: rbID,
},
},
{
name: "ClusterScoped",
workload: &unstructured.Unstructured{
Object: map[string]interface{}{
"apiVersion": "v1",
"kind": "Namespace",
"metadata": map[string]interface{}{
"name": "demo-ns",
},
},
},
binding: &workv1alpha2.ClusterResourceBinding{
ObjectMeta: metav1.ObjectMeta{
Name: bindingName,
Labels: map[string]string{
workv1alpha2.ClusterResourceBindingPermanentIDLabel: rbID,
},
},
},
scope: v1.ClusterScoped,
want: map[string]string{
workv1alpha2.ClusterResourceBindingPermanentIDLabel: rbID,
},
},
}
checker := func(got, want map[string]string) bool {
for key, val := range want {
if got[key] != val {
return false
}
}
return true
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := mergeLabel(tt.workload, tt.binding, tt.scope); !checker(got, tt.want) {
t.Errorf("mergeLabel() = %v, want %v", got, tt.want)
}
})
}
}
func Test_mergeAnnotations(t *testing.T) {
namespace := "fake-ns"
bindingName := "fake-bindingName"
tests := []struct {
name string
workload *unstructured.Unstructured
binding metav1.Object
scope v1.ResourceScope
want map[string]string
}{
{
name: "NamespaceScoped",
workload: &unstructured.Unstructured{
Object: map[string]interface{}{
"apiVersion": "apps/v1",
"kind": "Deployment",
"metadata": map[string]interface{}{
"name": "demo-deployment",
"namespace": namespace,
},
},
},
binding: &workv1alpha2.ClusterResourceBinding{
ObjectMeta: metav1.ObjectMeta{
Name: bindingName,
Namespace: namespace,
},
},
scope: v1.NamespaceScoped,
want: map[string]string{
workv1alpha2.ResourceBindingNamespaceAnnotationKey: namespace,
workv1alpha2.ResourceBindingNameAnnotationKey: bindingName,
},
},
{
name: "ClusterScoped",
workload: &unstructured.Unstructured{
Object: map[string]interface{}{
"apiVersion": "v1",
"kind": "Namespace",
"metadata": map[string]interface{}{
"name": "demo-ns",
},
},
},
binding: &workv1alpha2.ClusterResourceBinding{
ObjectMeta: metav1.ObjectMeta{
Name: bindingName,
},
},
scope: v1.ClusterScoped,
want: map[string]string{
workv1alpha2.ClusterResourceBindingAnnotationKey: bindingName,
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := mergeAnnotations(tt.workload, tt.binding, tt.scope); !reflect.DeepEqual(got, tt.want) {
t.Errorf("mergeAnnotations() = %v, want %v", got, tt.want)
}
})
}
}
func Test_mergeConflictResolution(t *testing.T) {
namespace := "fake-ns"
workload := unstructured.Unstructured{
Object: map[string]interface{}{
"apiVersion": "apps/v1",
"kind": "Deployment",
"metadata": map[string]interface{}{
"name": "test-deployment",
"namespace": namespace,
},
},
}
workloadOverwrite := workload.DeepCopy()
workloadOverwrite.SetAnnotations(map[string]string{workv1alpha2.ResourceConflictResolutionAnnotation: workv1alpha2.ResourceConflictResolutionOverwrite})
workloadAbort := workload.DeepCopy()
workloadAbort.SetAnnotations(map[string]string{workv1alpha2.ResourceConflictResolutionAnnotation: workv1alpha2.ResourceConflictResolutionAbort})
workloadInvalid := workload.DeepCopy()
workloadInvalid.SetAnnotations(map[string]string{workv1alpha2.ResourceConflictResolutionAnnotation: "unknown"})
tests := []struct {
name string
workload *unstructured.Unstructured
conflictResolutionInBinding policyv1alpha1.ConflictResolution
annotations map[string]string
want map[string]string
}{
{
name: "EmptyInRT_OverwriteInRB",
workload: &workload,
conflictResolutionInBinding: policyv1alpha1.ConflictOverwrite,
annotations: map[string]string{},
want: map[string]string{workv1alpha2.ResourceConflictResolutionAnnotation: workv1alpha2.ResourceConflictResolutionOverwrite},
},
{
name: "EmptyInRT_AbortInRB",
workload: &workload,
conflictResolutionInBinding: policyv1alpha1.ConflictAbort,
annotations: map[string]string{},
want: map[string]string{workv1alpha2.ResourceConflictResolutionAnnotation: workv1alpha2.ResourceConflictResolutionAbort},
},
{
name: "OverwriteInRT_AbortInPP",
workload: workloadOverwrite,
conflictResolutionInBinding: policyv1alpha1.ConflictAbort,
annotations: map[string]string{},
want: map[string]string{workv1alpha2.ResourceConflictResolutionAnnotation: workv1alpha2.ResourceConflictResolutionOverwrite},
},
{
name: "AbortInRT_OverwriteInPP",
workload: workloadAbort,
conflictResolutionInBinding: policyv1alpha1.ConflictOverwrite,
annotations: map[string]string{},
want: map[string]string{workv1alpha2.ResourceConflictResolutionAnnotation: workv1alpha2.ResourceConflictResolutionAbort},
},
{
name: "InvalidInRT_OverwriteInPP",
workload: workloadInvalid,
conflictResolutionInBinding: policyv1alpha1.ConflictOverwrite,
annotations: map[string]string{},
want: map[string]string{workv1alpha2.ResourceConflictResolutionAnnotation: workv1alpha2.ResourceConflictResolutionOverwrite},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := mergeConflictResolution(tt.workload, tt.conflictResolutionInBinding, tt.annotations); !reflect.DeepEqual(got, tt.want) {
t.Errorf("mergeConflictResolution() = %v, want %v", got, tt.want)
}
})
}
}