forked from barak/tarpoon
Add glide.yaml and vendor deps
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18880 changed files with 5166045 additions and 1 deletions
344
vendor/k8s.io/kubernetes/pkg/api/meta/help_test.go
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vendored
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344
vendor/k8s.io/kubernetes/pkg/api/meta/help_test.go
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@ -0,0 +1,344 @@
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/*
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Copyright 2014 The Kubernetes 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 meta_test
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import (
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"reflect"
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"testing"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/meta"
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"k8s.io/kubernetes/pkg/api/v1"
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"k8s.io/kubernetes/pkg/runtime"
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"k8s.io/kubernetes/pkg/runtime/schema"
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"k8s.io/kubernetes/pkg/util/diff"
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"github.com/google/gofuzz"
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)
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func TestIsList(t *testing.T) {
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tests := []struct {
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obj runtime.Object
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isList bool
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}{
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{&api.PodList{}, true},
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{&api.Pod{}, false},
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}
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for _, item := range tests {
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if e, a := item.isList, meta.IsListType(item.obj); e != a {
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t.Errorf("%v: Expected %v, got %v", reflect.TypeOf(item.obj), e, a)
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}
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}
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}
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func TestExtractList(t *testing.T) {
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list1 := []runtime.Object{
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&api.Pod{ObjectMeta: api.ObjectMeta{Name: "1"}},
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&api.Service{ObjectMeta: api.ObjectMeta{Name: "2"}},
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}
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list2 := &v1.List{
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Items: []runtime.RawExtension{
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{Raw: []byte("foo")},
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{Raw: []byte("bar")},
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{Object: &v1.Pod{ObjectMeta: v1.ObjectMeta{Name: "other"}}},
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},
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}
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list3 := &fakePtrValueList{
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Items: []*api.Pod{
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{ObjectMeta: api.ObjectMeta{Name: "1"}},
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{ObjectMeta: api.ObjectMeta{Name: "2"}},
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},
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}
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list4 := &api.PodList{
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Items: []api.Pod{
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{ObjectMeta: api.ObjectMeta{Name: "1"}},
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{ObjectMeta: api.ObjectMeta{Name: "2"}},
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{ObjectMeta: api.ObjectMeta{Name: "3"}},
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},
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}
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list5 := &v1.PodList{
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Items: []v1.Pod{
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{ObjectMeta: v1.ObjectMeta{Name: "1"}},
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{ObjectMeta: v1.ObjectMeta{Name: "2"}},
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{ObjectMeta: v1.ObjectMeta{Name: "3"}},
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},
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}
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testCases := []struct {
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in runtime.Object
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out []interface{}
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equal bool
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}{
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{
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in: &api.List{},
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out: []interface{}{},
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},
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{
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in: &v1.List{},
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out: []interface{}{},
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},
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{
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in: &v1.PodList{},
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out: []interface{}{},
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},
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{
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in: &api.List{Items: list1},
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out: []interface{}{list1[0], list1[1]},
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},
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{
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in: list2,
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out: []interface{}{&runtime.Unknown{Raw: list2.Items[0].Raw}, &runtime.Unknown{Raw: list2.Items[1].Raw}, list2.Items[2].Object},
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equal: true,
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},
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{
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in: list3,
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out: []interface{}{list3.Items[0], list3.Items[1]},
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},
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{
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in: list4,
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out: []interface{}{&list4.Items[0], &list4.Items[1], &list4.Items[2]},
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},
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{
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in: list5,
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out: []interface{}{&list5.Items[0], &list5.Items[1], &list5.Items[2]},
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},
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}
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for i, test := range testCases {
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list, err := meta.ExtractList(test.in)
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if err != nil {
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t.Fatalf("%d: extract: Unexpected error %v", i, err)
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}
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if e, a := len(test.out), len(list); e != a {
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t.Fatalf("%d: extract: Expected %v, got %v", i, e, a)
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}
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for j, e := range test.out {
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if e != list[j] {
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if !test.equal {
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t.Fatalf("%d: extract: Expected list[%d] to be %#v, but found %#v", i, j, e, list[j])
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}
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if !reflect.DeepEqual(e, list[j]) {
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t.Fatalf("%d: extract: Expected list[%d] to be %#v, but found %#v", i, j, e, list[j])
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}
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}
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}
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}
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}
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func TestEachListItem(t *testing.T) {
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list1 := []runtime.Object{
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&api.Pod{ObjectMeta: api.ObjectMeta{Name: "1"}},
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&api.Service{ObjectMeta: api.ObjectMeta{Name: "2"}},
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}
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list2 := &v1.List{
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Items: []runtime.RawExtension{
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{Raw: []byte("foo")},
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{Raw: []byte("bar")},
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{Object: &v1.Pod{ObjectMeta: v1.ObjectMeta{Name: "other"}}},
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},
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}
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list3 := &fakePtrValueList{
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Items: []*api.Pod{
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{ObjectMeta: api.ObjectMeta{Name: "1"}},
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{ObjectMeta: api.ObjectMeta{Name: "2"}},
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},
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}
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list4 := &api.PodList{
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Items: []api.Pod{
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{ObjectMeta: api.ObjectMeta{Name: "1"}},
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{ObjectMeta: api.ObjectMeta{Name: "2"}},
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{ObjectMeta: api.ObjectMeta{Name: "3"}},
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},
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}
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list5 := &v1.PodList{
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Items: []v1.Pod{
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{ObjectMeta: v1.ObjectMeta{Name: "1"}},
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{ObjectMeta: v1.ObjectMeta{Name: "2"}},
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{ObjectMeta: v1.ObjectMeta{Name: "3"}},
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},
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}
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testCases := []struct {
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in runtime.Object
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out []interface{}
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}{
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{
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in: &api.List{},
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out: []interface{}{},
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},
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{
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in: &v1.List{},
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out: []interface{}{},
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},
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{
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in: &v1.PodList{},
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out: []interface{}{},
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},
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{
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in: &api.List{Items: list1},
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out: []interface{}{list1[0], list1[1]},
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},
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{
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in: list2,
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out: []interface{}{nil, nil, list2.Items[2].Object},
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},
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{
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in: list3,
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out: []interface{}{list3.Items[0], list3.Items[1]},
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},
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{
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in: list4,
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out: []interface{}{&list4.Items[0], &list4.Items[1], &list4.Items[2]},
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},
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{
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in: list5,
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out: []interface{}{&list5.Items[0], &list5.Items[1], &list5.Items[2]},
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},
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}
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for i, test := range testCases {
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list := []runtime.Object{}
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err := meta.EachListItem(test.in, func(obj runtime.Object) error {
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list = append(list, obj)
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return nil
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})
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if err != nil {
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t.Fatalf("%d: each: Unexpected error %v", i, err)
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}
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if e, a := len(test.out), len(list); e != a {
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t.Fatalf("%d: each: Expected %v, got %v", i, e, a)
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}
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for j, e := range test.out {
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if e != list[j] {
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t.Fatalf("%d: each: Expected list[%d] to be %#v, but found %#v", i, j, e, list[j])
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}
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}
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}
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}
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type fakePtrInterfaceList struct {
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Items *[]runtime.Object
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}
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func (obj fakePtrInterfaceList) GetObjectKind() schema.ObjectKind {
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return schema.EmptyObjectKind
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}
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func TestExtractListOfInterfacePtrs(t *testing.T) {
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pl := &fakePtrInterfaceList{
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Items: &[]runtime.Object{},
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}
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list, err := meta.ExtractList(pl)
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if err != nil {
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t.Fatalf("Unexpected error %v", err)
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}
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if len(list) > 0 {
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t.Fatalf("Expected empty list, got %#v", list)
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}
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}
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type fakePtrValueList struct {
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Items []*api.Pod
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}
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func (obj fakePtrValueList) GetObjectKind() schema.ObjectKind {
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return schema.EmptyObjectKind
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}
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func TestSetList(t *testing.T) {
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pl := &api.PodList{}
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list := []runtime.Object{
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&api.Pod{ObjectMeta: api.ObjectMeta{Name: "1"}},
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&api.Pod{ObjectMeta: api.ObjectMeta{Name: "2"}},
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&api.Pod{ObjectMeta: api.ObjectMeta{Name: "3"}},
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}
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err := meta.SetList(pl, list)
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if err != nil {
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t.Fatalf("Unexpected error %v", err)
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}
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if e, a := len(list), len(pl.Items); e != a {
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t.Fatalf("Expected %v, got %v", e, a)
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}
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for i := range list {
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if e, a := list[i].(*api.Pod).Name, pl.Items[i].Name; e != a {
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t.Fatalf("Expected %v, got %v", e, a)
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}
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}
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}
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func TestSetListToRuntimeObjectArray(t *testing.T) {
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pl := &api.List{}
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list := []runtime.Object{
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&api.Pod{ObjectMeta: api.ObjectMeta{Name: "1"}},
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&api.Pod{ObjectMeta: api.ObjectMeta{Name: "2"}},
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&api.Pod{ObjectMeta: api.ObjectMeta{Name: "3"}},
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}
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err := meta.SetList(pl, list)
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if err != nil {
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t.Fatalf("Unexpected error %v", err)
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}
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if e, a := len(list), len(pl.Items); e != a {
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t.Fatalf("Expected %v, got %v", e, a)
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}
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for i := range list {
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if e, a := list[i], pl.Items[i]; e != a {
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t.Fatalf("%d: unmatched: %s", i, diff.ObjectDiff(e, a))
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}
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}
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}
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func TestSetListToMatchingType(t *testing.T) {
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pl := &runtime.UnstructuredList{}
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list := []runtime.Object{
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&runtime.Unstructured{Object: map[string]interface{}{"foo": 1}},
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&runtime.Unstructured{Object: map[string]interface{}{"foo": 2}},
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&runtime.Unstructured{Object: map[string]interface{}{"foo": 3}},
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}
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err := meta.SetList(pl, list)
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if err != nil {
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t.Fatalf("Unexpected error %v", err)
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}
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if e, a := len(list), len(pl.Items); e != a {
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t.Fatalf("Expected %v, got %v", e, a)
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}
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for i := range list {
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if e, a := list[i], pl.Items[i]; e != a {
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t.Fatalf("%d: unmatched: %s", i, diff.ObjectDiff(e, a))
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}
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}
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}
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func TestSetExtractListRoundTrip(t *testing.T) {
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fuzzer := fuzz.New().NilChance(0).NumElements(1, 5)
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for i := 0; i < 5; i++ {
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start := &api.PodList{}
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fuzzer.Fuzz(&start.Items)
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list, err := meta.ExtractList(start)
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if err != nil {
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t.Errorf("Unexpected error %v", err)
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continue
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}
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got := &api.PodList{}
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err = meta.SetList(got, list)
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if err != nil {
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t.Errorf("Unexpected error %v", err)
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continue
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}
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if e, a := start, got; !reflect.DeepEqual(e, a) {
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t.Fatalf("Expected %#v, got %#v", e, a)
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}
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}
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}
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