mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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d75a3d5021
Create a unified Builder object for working with files, selectors, types, and items that makes it easier to get multi-object functionality. Supports all of the behaviors previously in resource.go, but with additional flexibility to allow multi-type retrieval and access, directories, URLs, nested objects, and lists.
464 lines
12 KiB
Go
464 lines
12 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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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 resource
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import (
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"bytes"
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"errors"
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"io"
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"io/ioutil"
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"net/http"
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"reflect"
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"strings"
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"testing"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api/testapi"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
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)
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func objBody(obj runtime.Object) io.ReadCloser {
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return ioutil.NopCloser(bytes.NewReader([]byte(runtime.EncodeOrDie(testapi.Codec(), obj))))
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}
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// splitPath returns the segments for a URL path.
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func splitPath(path string) []string {
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path = strings.Trim(path, "/")
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if path == "" {
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return []string{}
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}
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return strings.Split(path, "/")
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}
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func TestHelperDelete(t *testing.T) {
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tests := []struct {
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Err bool
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Req func(*http.Request) bool
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Resp *http.Response
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HttpErr error
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}{
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{
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HttpErr: errors.New("failure"),
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Err: true,
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},
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{
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Resp: &http.Response{
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StatusCode: http.StatusNotFound,
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Body: objBody(&api.Status{Status: api.StatusFailure}),
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},
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Err: true,
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},
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{
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Resp: &http.Response{
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StatusCode: http.StatusOK,
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Body: objBody(&api.Status{Status: api.StatusSuccess}),
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},
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Req: func(req *http.Request) bool {
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if req.Method != "DELETE" {
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t.Errorf("unexpected method: %#v", req)
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return false
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}
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parts := splitPath(req.URL.Path)
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if parts[1] != "bar" {
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t.Errorf("url doesn't contain namespace: %#v", req)
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return false
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}
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if parts[2] != "foo" {
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t.Errorf("url doesn't contain name: %#v", req)
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return false
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}
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return true
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},
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},
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}
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for _, test := range tests {
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client := &client.FakeRESTClient{
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Codec: testapi.Codec(),
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Resp: test.Resp,
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Err: test.HttpErr,
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}
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modifier := &Helper{
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RESTClient: client,
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}
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err := modifier.Delete("bar", "foo")
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if (err != nil) != test.Err {
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t.Errorf("unexpected error: %t %v", test.Err, err)
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}
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if err != nil {
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continue
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}
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if test.Req != nil && !test.Req(client.Req) {
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t.Errorf("unexpected request: %#v", client.Req)
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}
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}
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}
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func TestHelperCreate(t *testing.T) {
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expectPost := func(req *http.Request) bool {
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if req.Method != "POST" {
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t.Errorf("unexpected method: %#v", req)
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return false
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}
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parts := splitPath(req.URL.Path)
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if parts[1] != "bar" {
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t.Errorf("url doesn't contain namespace: %#v", req)
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return false
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}
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return true
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}
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tests := []struct {
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Resp *http.Response
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RespFunc client.HTTPClientFunc
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HttpErr error
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Modify bool
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Object runtime.Object
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ExpectObject runtime.Object
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Err bool
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Req func(*http.Request) bool
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}{
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{
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HttpErr: errors.New("failure"),
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Err: true,
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},
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{
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Resp: &http.Response{
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StatusCode: http.StatusNotFound,
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Body: objBody(&api.Status{Status: api.StatusFailure}),
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},
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Err: true,
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},
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{
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Resp: &http.Response{
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StatusCode: http.StatusOK,
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Body: objBody(&api.Status{Status: api.StatusSuccess}),
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},
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Object: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
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ExpectObject: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
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Req: expectPost,
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},
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{
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Modify: false,
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Object: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "10"}},
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ExpectObject: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "10"}},
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Resp: &http.Response{StatusCode: http.StatusOK, Body: objBody(&api.Status{Status: api.StatusSuccess})},
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Req: expectPost,
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},
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{
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Modify: true,
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Object: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "10"}},
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ExpectObject: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
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Resp: &http.Response{StatusCode: http.StatusOK, Body: objBody(&api.Status{Status: api.StatusSuccess})},
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Req: expectPost,
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},
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}
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for i, test := range tests {
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client := &client.FakeRESTClient{
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Codec: testapi.Codec(),
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Resp: test.Resp,
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Err: test.HttpErr,
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}
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if test.RespFunc != nil {
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client.Client = test.RespFunc
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}
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modifier := &Helper{
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RESTClient: client,
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Codec: testapi.Codec(),
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Versioner: testapi.MetadataAccessor(),
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}
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data := []byte{}
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if test.Object != nil {
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data = []byte(runtime.EncodeOrDie(testapi.Codec(), test.Object))
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}
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err := modifier.Create("bar", test.Modify, data)
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if (err != nil) != test.Err {
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t.Errorf("%d: unexpected error: %t %v", i, test.Err, err)
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}
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if err != nil {
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continue
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}
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if test.Req != nil && !test.Req(client.Req) {
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t.Errorf("%d: unexpected request: %#v", i, client.Req)
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}
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body, err := ioutil.ReadAll(client.Req.Body)
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if err != nil {
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t.Fatalf("%d: unexpected error: %#v", i, err)
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}
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t.Logf("got body: %s", string(body))
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expect := []byte{}
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if test.ExpectObject != nil {
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expect = []byte(runtime.EncodeOrDie(testapi.Codec(), test.ExpectObject))
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}
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if !reflect.DeepEqual(expect, body) {
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t.Errorf("%d: unexpected body: %s", i, string(body))
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}
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}
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}
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func TestHelperGet(t *testing.T) {
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tests := []struct {
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Err bool
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Req func(*http.Request) bool
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Resp *http.Response
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HttpErr error
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}{
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{
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HttpErr: errors.New("failure"),
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Err: true,
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},
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{
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Resp: &http.Response{
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StatusCode: http.StatusNotFound,
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Body: objBody(&api.Status{Status: api.StatusFailure}),
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},
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Err: true,
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},
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{
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Resp: &http.Response{
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StatusCode: http.StatusOK,
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Body: objBody(&api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}}),
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},
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Req: func(req *http.Request) bool {
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if req.Method != "GET" {
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t.Errorf("unexpected method: %#v", req)
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return false
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}
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parts := splitPath(req.URL.Path)
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if parts[1] != "bar" {
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t.Errorf("url doesn't contain namespace: %#v", req)
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return false
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}
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if parts[2] != "foo" {
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t.Errorf("url doesn't contain name: %#v", req)
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return false
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}
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return true
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},
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},
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}
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for _, test := range tests {
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client := &client.FakeRESTClient{
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Codec: testapi.Codec(),
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Resp: test.Resp,
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Err: test.HttpErr,
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}
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modifier := &Helper{
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RESTClient: client,
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}
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obj, err := modifier.Get("bar", "foo")
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if (err != nil) != test.Err {
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t.Errorf("unexpected error: %t %v", test.Err, err)
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}
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if err != nil {
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continue
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}
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if obj.(*api.Pod).Name != "foo" {
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t.Errorf("unexpected object: %#v", obj)
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}
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if test.Req != nil && !test.Req(client.Req) {
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t.Errorf("unexpected request: %#v", client.Req)
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}
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}
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}
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func TestHelperList(t *testing.T) {
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tests := []struct {
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Err bool
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Req func(*http.Request) bool
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Resp *http.Response
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HttpErr error
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}{
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{
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HttpErr: errors.New("failure"),
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Err: true,
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},
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{
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Resp: &http.Response{
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StatusCode: http.StatusNotFound,
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Body: objBody(&api.Status{Status: api.StatusFailure}),
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},
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Err: true,
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},
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{
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Resp: &http.Response{
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StatusCode: http.StatusOK,
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Body: objBody(&api.PodList{
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Items: []api.Pod{{
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ObjectMeta: api.ObjectMeta{Name: "foo"},
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},
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},
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}),
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},
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Req: func(req *http.Request) bool {
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if req.Method != "GET" {
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t.Errorf("unexpected method: %#v", req)
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return false
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}
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if req.URL.Path != "/ns/bar" {
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t.Errorf("url doesn't contain name: %#v", req.URL)
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return false
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}
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if req.URL.Query().Get("labels") != labels.SelectorFromSet(labels.Set{"foo": "baz"}).String() {
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t.Errorf("url doesn't contain query parameters: %#v", req.URL)
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return false
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}
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return true
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},
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},
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}
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for _, test := range tests {
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client := &client.FakeRESTClient{
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Codec: testapi.Codec(),
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Resp: test.Resp,
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Err: test.HttpErr,
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}
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modifier := &Helper{
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RESTClient: client,
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}
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obj, err := modifier.List("bar", labels.SelectorFromSet(labels.Set{"foo": "baz"}))
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if (err != nil) != test.Err {
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t.Errorf("unexpected error: %t %v", test.Err, err)
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}
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if err != nil {
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continue
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}
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if obj.(*api.PodList).Items[0].Name != "foo" {
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t.Errorf("unexpected object: %#v", obj)
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}
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if test.Req != nil && !test.Req(client.Req) {
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t.Errorf("unexpected request: %#v", client.Req)
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}
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}
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}
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func TestHelperUpdate(t *testing.T) {
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expectPut := func(req *http.Request) bool {
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if req.Method != "PUT" {
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t.Errorf("unexpected method: %#v", req)
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return false
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}
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parts := splitPath(req.URL.Path)
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if parts[1] != "bar" {
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t.Errorf("url doesn't contain namespace: %#v", req.URL)
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return false
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}
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if parts[2] != "foo" {
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t.Errorf("url doesn't contain name: %#v", req)
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return false
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}
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return true
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}
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tests := []struct {
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Resp *http.Response
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RespFunc client.HTTPClientFunc
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HttpErr error
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Overwrite bool
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Object runtime.Object
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ExpectObject runtime.Object
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Err bool
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Req func(*http.Request) bool
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}{
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{
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HttpErr: errors.New("failure"),
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Err: true,
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},
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{
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Object: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
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Resp: &http.Response{
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StatusCode: http.StatusNotFound,
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Body: objBody(&api.Status{Status: api.StatusFailure}),
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},
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Err: true,
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},
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{
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Object: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
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ExpectObject: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
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Resp: &http.Response{
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StatusCode: http.StatusOK,
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Body: objBody(&api.Status{Status: api.StatusSuccess}),
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},
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Req: expectPut,
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},
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{
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Object: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}},
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ExpectObject: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "10"}},
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Overwrite: true,
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RespFunc: func(req *http.Request) (*http.Response, error) {
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if req.Method == "PUT" {
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return &http.Response{StatusCode: http.StatusOK, Body: objBody(&api.Status{Status: api.StatusSuccess})}, nil
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}
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return &http.Response{StatusCode: http.StatusOK, Body: objBody(&api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "10"}})}, nil
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},
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Req: expectPut,
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},
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{
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Object: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "10"}},
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ExpectObject: &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo", ResourceVersion: "10"}},
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Resp: &http.Response{StatusCode: http.StatusOK, Body: objBody(&api.Status{Status: api.StatusSuccess})},
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Req: expectPut,
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},
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}
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for i, test := range tests {
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client := &client.FakeRESTClient{
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Codec: testapi.Codec(),
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Resp: test.Resp,
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Err: test.HttpErr,
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}
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if test.RespFunc != nil {
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client.Client = test.RespFunc
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}
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modifier := &Helper{
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RESTClient: client,
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Codec: testapi.Codec(),
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Versioner: testapi.MetadataAccessor(),
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}
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data := []byte{}
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if test.Object != nil {
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data = []byte(runtime.EncodeOrDie(testapi.Codec(), test.Object))
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}
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err := modifier.Update("bar", "foo", test.Overwrite, data)
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if (err != nil) != test.Err {
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t.Errorf("%d: unexpected error: %t %v", i, test.Err, err)
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}
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if err != nil {
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continue
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}
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if test.Req != nil && !test.Req(client.Req) {
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t.Errorf("%d: unexpected request: %#v", i, client.Req)
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}
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body, err := ioutil.ReadAll(client.Req.Body)
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if err != nil {
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t.Fatalf("%d: unexpected error: %#v", i, err)
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}
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t.Logf("got body: %s", string(body))
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expect := []byte{}
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if test.ExpectObject != nil {
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expect = []byte(runtime.EncodeOrDie(testapi.Codec(), test.ExpectObject))
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}
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if !reflect.DeepEqual(expect, body) {
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t.Errorf("%d: unexpected body: %s", i, string(body))
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}
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}
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}
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