fix issue(#50937)Fix kubectl get pvc lose volume name

pkg/printers/internalversion/printers.go

@@ -277,6 +277,7 @@ func AddHandlers(h printers.PrintHandler) {
 	persistentVolumeClaimColumnDefinitions := []metav1alpha1.TableColumnDefinition{
 		{Name: "Name", Type: "string", Format: "name", Description: metav1.ObjectMeta{}.SwaggerDoc()["name"]},
 		{Name: "Status", Type: "string", Description: apiv1.PersistentVolumeClaimStatus{}.SwaggerDoc()["phase"]},
+		{Name: "Volume", Type: "string", Description: apiv1.PersistentVolumeSpec{}.SwaggerDoc()["volumeName"]},
 		{Name: "Capacity", Type: "string", Description: apiv1.PersistentVolumeClaimStatus{}.SwaggerDoc()["capacity"]},
 		{Name: "Access Modes", Type: "string", Description: apiv1.PersistentVolumeClaimStatus{}.SwaggerDoc()["accessModes"]},
 		{Name: "StorageClass", Type: "string", Description: "StorageClass of the pvc"},

pkg/printers/internalversion/printers_test.go

@@ -2882,3 +2882,103 @@ func TestPrintReplicaSet(t *testing.T) {
 		buf.Reset()
 	}
 }
+
+func TestPrintPersistentVolumeClaim(t *testing.T) {
+	myScn := "my-scn"
+	tests := []struct {
+		pvc    api.PersistentVolumeClaim
+		expect string
+	}{
+		{
+			// Test name, num of containers, restarts, container ready status
+			api.PersistentVolumeClaim{
+				ObjectMeta: metav1.ObjectMeta{
+					Name: "test1",
+				},
+				Spec: api.PersistentVolumeClaimSpec{
+					VolumeName: "my-volume",
+				},
+				Status: api.PersistentVolumeClaimStatus{
+					Phase:       api.ClaimBound,
+					AccessModes: []api.PersistentVolumeAccessMode{api.ReadOnlyMany},
+					Capacity: map[api.ResourceName]resource.Quantity{
+						api.ResourceStorage: resource.MustParse("4Gi"),
+					},
+				},
+			},
+			"test1\tBound\tmy-volume\t4Gi\tROX\t\t<unknown>\n",
+		},
+		{
+			// Test name, num of containers, restarts, container ready status
+			api.PersistentVolumeClaim{
+				ObjectMeta: metav1.ObjectMeta{
+					Name: "test2",
+				},
+				Spec: api.PersistentVolumeClaimSpec{},
+				Status: api.PersistentVolumeClaimStatus{
+					Phase:       api.ClaimLost,
+					AccessModes: []api.PersistentVolumeAccessMode{api.ReadOnlyMany},
+					Capacity: map[api.ResourceName]resource.Quantity{
+						api.ResourceStorage: resource.MustParse("4Gi"),
+					},
+				},
+			},
+			"test2\tLost\t\t\t\t\t<unknown>\n",
+		},
+		{
+			// Test name, num of containers, restarts, container ready status
+			api.PersistentVolumeClaim{
+				ObjectMeta: metav1.ObjectMeta{
+					Name: "test3",
+				},
+				Spec: api.PersistentVolumeClaimSpec{
+					VolumeName: "my-volume",
+				},
+				Status: api.PersistentVolumeClaimStatus{
+					Phase:       api.ClaimPending,
+					AccessModes: []api.PersistentVolumeAccessMode{api.ReadWriteMany},
+					Capacity: map[api.ResourceName]resource.Quantity{
+						api.ResourceStorage: resource.MustParse("10Gi"),
+					},
+				},
+			},
+			"test3\tPending\tmy-volume\t10Gi\tRWX\t\t<unknown>\n",
+		},
+		{
+			// Test name, num of containers, restarts, container ready status
+			api.PersistentVolumeClaim{
+				ObjectMeta: metav1.ObjectMeta{
+					Name: "test4",
+				},
+				Spec: api.PersistentVolumeClaimSpec{
+					VolumeName:       "my-volume",
+					StorageClassName: &myScn,
+				},
+				Status: api.PersistentVolumeClaimStatus{
+					Phase:       api.ClaimPending,
+					AccessModes: []api.PersistentVolumeAccessMode{api.ReadWriteOnce},
+					Capacity: map[api.ResourceName]resource.Quantity{
+						api.ResourceStorage: resource.MustParse("10Gi"),
+					},
+				},
+			},
+			"test4\tPending\tmy-volume\t10Gi\tRWO\tmy-scn\t<unknown>\n",
+		},
+	}
+	buf := bytes.NewBuffer([]byte{})
+	for _, test := range tests {
+		table, err := printers.NewTablePrinter().With(AddHandlers).PrintTable(&test.pvc, printers.PrintOptions{})
+		if err != nil {
+			t.Fatal(err)
+		}
+		if err := printers.PrintTable(table, buf, printers.PrintOptions{NoHeaders: true}); err != nil {
+			t.Fatal(err)
+		}
+		if buf.String() != test.expect {
+			fmt.Println(buf.String())
+			fmt.Println(test.expect)
+			t.Fatalf("Expected: %s, but got: %s", test.expect, buf.String())
+		}
+		buf.Reset()
+	}
+}