add ut for storageclasses.go

Signed-off-by: Nstoneshi-yunify <70880165+stoneshi-yunify@users.noreply.github.com>

pkg/models/resources/v1alpha2/storageclass/storageclasses_test.go

+package storageclass
+
+import (
+	"github.com/google/go-cmp/cmp"
+	corev1 "k8s.io/api/core/v1"
+	v1 "k8s.io/api/storage/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/client-go/informers"
+	"k8s.io/client-go/kubernetes/fake"
+	"k8s.io/utils/pointer"
+	"kubesphere.io/kubesphere/pkg/models/resources/v1alpha2"
+	"kubesphere.io/kubesphere/pkg/server/params"
+	"testing"
+)
+
+var (
+	sc1 = &v1.StorageClass{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: "sc1",
+		},
+	}
+
+	scs = []interface{}{sc1}
+
+	pvc1 = &corev1.PersistentVolumeClaim{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      "pvc1",
+			Namespace: "default",
+		},
+		Spec: corev1.PersistentVolumeClaimSpec{
+			VolumeName:       "pvc1-volume",
+			StorageClassName: pointer.StringPtr("sc1"),
+		},
+	}
+
+	pvc2 = &corev1.PersistentVolumeClaim{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      "pvc2",
+			Namespace: "default",
+		},
+		Spec: corev1.PersistentVolumeClaimSpec{
+			VolumeName: "pvc2-volume",
+		},
+	}
+
+	pvcs = []interface{}{pvc1, pvc2}
+)
+
+func prepare() (v1alpha2.Interface, error) {
+	client := fake.NewSimpleClientset()
+	informer := informers.NewSharedInformerFactory(client, 0)
+
+	for _, sc := range scs {
+		err := informer.Storage().V1().StorageClasses().Informer().GetIndexer().Add(sc)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	for _, pvc := range pvcs {
+		err := informer.Core().V1().PersistentVolumeClaims().Informer().GetIndexer().Add(pvc)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	return NewStorageClassesSearcher(informer, nil), nil
+}
+
+func TestSearch(t *testing.T) {
+	tests := []struct {
+		namespace   string
+		name        string
+		conditions  *params.Conditions
+		orderBy     string
+		reverse     bool
+		expected    interface{}
+		expectedErr error
+	}{
+		{
+			namespace:   "default",
+			name:        sc1.Name,
+			conditions:  &params.Conditions{},
+			orderBy:     "name",
+			reverse:     true,
+			expected:    scs,
+			expectedErr: nil,
+		},
+	}
+
+	searcher, err := prepare()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	for _, test := range tests {
+		got, err := searcher.Search(test.namespace, test.conditions, test.orderBy, test.reverse)
+		if test.expectedErr != nil && err != test.expectedErr {
+			t.Errorf("expected error, got nothing")
+		} else if err != nil {
+			t.Fatal(err)
+		}
+
+		if diff := cmp.Diff(got, test.expected); diff != "" {
+			t.Errorf("%T differ (-got, +want): %s", test.expected, diff)
+		}
+	}
+
+}