295 lines
8.3 KiB
Go
295 lines
8.3 KiB
Go
/*
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Copyright 2024 The Karmada 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 federatedresourcequota
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import (
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"context"
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"testing"
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"github.com/stretchr/testify/assert"
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/client-go/tools/record"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/client/fake"
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clusterv1alpha1 "github.com/karmada-io/karmada/pkg/apis/cluster/v1alpha1"
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policyv1alpha1 "github.com/karmada-io/karmada/pkg/apis/policy/v1alpha1"
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workv1alpha1 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha1"
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"github.com/karmada-io/karmada/pkg/util"
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)
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// setupTest initializes a test environment with the given runtime objects
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// It returns a fake client and a SyncController for use in tests
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func setupTest(t *testing.T, objs ...runtime.Object) (client.Client, *SyncController) {
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scheme := runtime.NewScheme()
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assert.NoError(t, policyv1alpha1.Install(scheme))
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assert.NoError(t, workv1alpha1.Install(scheme))
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assert.NoError(t, clusterv1alpha1.Install(scheme))
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assert.NoError(t, corev1.AddToScheme(scheme))
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fakeClient := fake.NewClientBuilder().WithScheme(scheme).WithRuntimeObjects(objs...).Build()
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controller := &SyncController{
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Client: fakeClient,
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EventRecorder: record.NewFakeRecorder(100),
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}
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return fakeClient, controller
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}
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// TestCleanUpWorks tests the cleanUpWorks function of the SyncController
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func TestCleanUpWorks(t *testing.T) {
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tests := []struct {
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name string
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existingWorks []runtime.Object
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namespace string
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quotaName string
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expectedError bool
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}{
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{
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name: "Successfully delete works",
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existingWorks: []runtime.Object{
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&workv1alpha1.Work{
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ObjectMeta: metav1.ObjectMeta{
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Name: "work-1",
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Namespace: "default",
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Labels: map[string]string{
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util.FederatedResourceQuotaNamespaceLabel: "default",
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util.FederatedResourceQuotaNameLabel: "test-quota",
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},
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},
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},
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&workv1alpha1.Work{
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ObjectMeta: metav1.ObjectMeta{
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Name: "work-2",
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Namespace: "default",
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Labels: map[string]string{
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util.FederatedResourceQuotaNamespaceLabel: "default",
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util.FederatedResourceQuotaNameLabel: "test-quota",
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},
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},
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},
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},
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namespace: "default",
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quotaName: "test-quota",
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expectedError: false,
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},
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{
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name: "No works to delete",
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existingWorks: []runtime.Object{},
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namespace: "default",
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quotaName: "test-quota",
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expectedError: false,
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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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fakeClient, controller := setupTest(t, tt.existingWorks...)
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err := controller.cleanUpWorks(context.Background(), tt.namespace, tt.quotaName)
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if tt.expectedError {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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// Verify that works are deleted
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workList := &workv1alpha1.WorkList{}
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err = fakeClient.List(context.Background(), workList, client.MatchingLabels{
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util.FederatedResourceQuotaNamespaceLabel: tt.namespace,
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util.FederatedResourceQuotaNameLabel: tt.quotaName,
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})
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assert.NoError(t, err)
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assert.Empty(t, workList.Items)
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})
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}
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}
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// It verifies that works are correctly created for the given FederatedResourceQuota and clusters
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func TestBuildWorks(t *testing.T) {
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tests := []struct {
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name string
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quota *policyv1alpha1.FederatedResourceQuota
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clusters []clusterv1alpha1.Cluster
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expectedError bool
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expectedWorks int
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}{
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{
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name: "Successfully build works for all clusters",
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quota: &policyv1alpha1.FederatedResourceQuota{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-quota",
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Namespace: "default",
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},
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Spec: policyv1alpha1.FederatedResourceQuotaSpec{
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StaticAssignments: []policyv1alpha1.StaticClusterAssignment{
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{
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ClusterName: "cluster1",
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Hard: corev1.ResourceList{
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corev1.ResourceCPU: resource.MustParse("1"),
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},
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},
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{
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ClusterName: "cluster2",
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Hard: corev1.ResourceList{
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corev1.ResourceCPU: resource.MustParse("2"),
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},
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},
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},
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},
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},
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clusters: []clusterv1alpha1.Cluster{
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{ObjectMeta: metav1.ObjectMeta{Name: "cluster1"}},
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{ObjectMeta: metav1.ObjectMeta{Name: "cluster2"}},
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},
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expectedError: false,
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expectedWorks: 2,
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},
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{
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name: "No clusters available",
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quota: &policyv1alpha1.FederatedResourceQuota{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-quota",
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Namespace: "default",
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},
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Spec: policyv1alpha1.FederatedResourceQuotaSpec{
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StaticAssignments: []policyv1alpha1.StaticClusterAssignment{
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{
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ClusterName: "cluster1",
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Hard: corev1.ResourceList{
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corev1.ResourceCPU: resource.MustParse("1"),
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},
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},
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},
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},
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},
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clusters: []clusterv1alpha1.Cluster{},
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expectedError: false,
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expectedWorks: 0,
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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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fakeClient, controller := setupTest(t)
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err := controller.buildWorks(context.Background(), tt.quota, tt.clusters)
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if tt.expectedError {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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// Verify the number of created works
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workList := &workv1alpha1.WorkList{}
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err = fakeClient.List(context.Background(), workList, client.MatchingLabels{
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util.FederatedResourceQuotaNamespaceLabel: tt.quota.Namespace,
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util.FederatedResourceQuotaNameLabel: tt.quota.Name,
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})
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assert.NoError(t, err)
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assert.Len(t, workList.Items, tt.expectedWorks)
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})
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}
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}
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// TestExtractClusterHardResourceList tests the extractClusterHardResourceList function
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func TestExtractClusterHardResourceList(t *testing.T) {
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tests := []struct {
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name string
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spec policyv1alpha1.FederatedResourceQuotaSpec
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clusterName string
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expectedResult corev1.ResourceList
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}{
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{
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name: "Cluster found in static assignments",
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spec: policyv1alpha1.FederatedResourceQuotaSpec{
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StaticAssignments: []policyv1alpha1.StaticClusterAssignment{
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{
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ClusterName: "cluster1",
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Hard: corev1.ResourceList{
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corev1.ResourceCPU: resource.MustParse("1"),
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corev1.ResourceMemory: resource.MustParse("1Gi"),
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},
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},
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},
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},
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clusterName: "cluster1",
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expectedResult: corev1.ResourceList{
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corev1.ResourceCPU: resource.MustParse("1"),
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corev1.ResourceMemory: resource.MustParse("1Gi"),
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},
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},
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{
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name: "Cluster not found in static assignments",
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spec: policyv1alpha1.FederatedResourceQuotaSpec{
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StaticAssignments: []policyv1alpha1.StaticClusterAssignment{
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{
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ClusterName: "cluster1",
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Hard: corev1.ResourceList{
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corev1.ResourceCPU: resource.MustParse("1"),
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},
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},
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},
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},
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clusterName: "cluster2",
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expectedResult: nil,
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},
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{
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name: "Empty static assignments",
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spec: policyv1alpha1.FederatedResourceQuotaSpec{
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StaticAssignments: []policyv1alpha1.StaticClusterAssignment{},
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},
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clusterName: "cluster1",
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expectedResult: nil,
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},
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{
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name: "Multiple static assignments",
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spec: policyv1alpha1.FederatedResourceQuotaSpec{
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StaticAssignments: []policyv1alpha1.StaticClusterAssignment{
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{
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ClusterName: "cluster1",
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Hard: corev1.ResourceList{
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corev1.ResourceCPU: resource.MustParse("1"),
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},
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},
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{
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ClusterName: "cluster2",
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Hard: corev1.ResourceList{
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corev1.ResourceCPU: resource.MustParse("2"),
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},
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},
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},
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},
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clusterName: "cluster2",
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expectedResult: corev1.ResourceList{
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corev1.ResourceCPU: resource.MustParse("2"),
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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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result := extractClusterHardResourceList(tt.spec, tt.clusterName)
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assert.Equal(t, tt.expectedResult, result)
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})
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}
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}
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