mirror of
https://github.com/kubernetes/client-go.git
synced 2025-09-19 17:52:27 +00:00
remove the top-level folders for versions
remove scripts
This commit is contained in:
Chao Xu
456
discovery/discovery_client_test.go
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456
discovery/discovery_client_test.go
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@@ -0,0 +1,456 @@
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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 discovery
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import (
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"encoding/json"
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"net/http"
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"net/http/httptest"
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"reflect"
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"testing"
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"github.com/emicklei/go-restful/swagger"
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"k8s.io/client-go/1.5/pkg/api/unversioned"
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"k8s.io/client-go/1.5/pkg/api/v1"
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"k8s.io/client-go/1.5/pkg/version"
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"k8s.io/client-go/1.5/rest"
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)
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func TestGetServerVersion(t *testing.T) {
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expect := version.Info{
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Major: "foo",
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Minor: "bar",
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GitCommit: "baz",
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}
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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output, err := json.Marshal(expect)
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if err != nil {
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t.Errorf("unexpected encoding error: %v", err)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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w.Write(output)
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}))
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defer server.Close()
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client := NewDiscoveryClientForConfigOrDie(&rest.Config{Host: server.URL})
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got, err := client.ServerVersion()
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if err != nil {
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t.Fatalf("unexpected encoding error: %v", err)
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}
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if e, a := expect, *got; !reflect.DeepEqual(e, a) {
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t.Errorf("expected %v, got %v", e, a)
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}
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}
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func TestGetServerGroupsWithV1Server(t *testing.T) {
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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var obj interface{}
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switch req.URL.Path {
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case "/api":
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obj = &unversioned.APIVersions{
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Versions: []string{
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"v1",
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},
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}
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default:
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w.WriteHeader(http.StatusNotFound)
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return
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}
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output, err := json.Marshal(obj)
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if err != nil {
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t.Fatalf("unexpected encoding error: %v", err)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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w.Write(output)
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}))
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defer server.Close()
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client := NewDiscoveryClientForConfigOrDie(&rest.Config{Host: server.URL})
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// ServerGroups should not return an error even if server returns error at /api and /apis
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apiGroupList, err := client.ServerGroups()
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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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groupVersions := unversioned.ExtractGroupVersions(apiGroupList)
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if !reflect.DeepEqual(groupVersions, []string{"v1"}) {
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t.Errorf("expected: %q, got: %q", []string{"v1"}, groupVersions)
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}
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}
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func TestGetServerGroupsWithBrokenServer(t *testing.T) {
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for _, statusCode := range []int{http.StatusNotFound, http.StatusForbidden} {
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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w.WriteHeader(statusCode)
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}))
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defer server.Close()
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client := NewDiscoveryClientForConfigOrDie(&rest.Config{Host: server.URL})
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// ServerGroups should not return an error even if server returns Not Found or Forbidden error at all end points
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apiGroupList, err := client.ServerGroups()
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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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groupVersions := unversioned.ExtractGroupVersions(apiGroupList)
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if len(groupVersions) != 0 {
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t.Errorf("expected empty list, got: %q", groupVersions)
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}
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}
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}
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func TestGetServerResourcesWithV1Server(t *testing.T) {
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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var obj interface{}
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switch req.URL.Path {
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case "/api":
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obj = &unversioned.APIVersions{
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Versions: []string{
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"v1",
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},
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}
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default:
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w.WriteHeader(http.StatusNotFound)
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return
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}
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output, err := json.Marshal(obj)
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if err != nil {
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t.Errorf("unexpected encoding error: %v", err)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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w.Write(output)
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}))
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defer server.Close()
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client := NewDiscoveryClientForConfigOrDie(&rest.Config{Host: server.URL})
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// ServerResources should not return an error even if server returns error at /api/v1.
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resourceMap, err := client.ServerResources()
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if _, found := resourceMap["v1"]; !found {
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t.Errorf("missing v1 in resource map")
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}
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}
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func TestGetServerResources(t *testing.T) {
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stable := unversioned.APIResourceList{
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GroupVersion: "v1",
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APIResources: []unversioned.APIResource{
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{Name: "pods", Namespaced: true, Kind: "Pod"},
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{Name: "services", Namespaced: true, Kind: "Service"},
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{Name: "namespaces", Namespaced: false, Kind: "Namespace"},
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},
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}
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beta := unversioned.APIResourceList{
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GroupVersion: "extensions/v1",
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APIResources: []unversioned.APIResource{
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{Name: "deployments", Namespaced: true, Kind: "Deployment"},
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{Name: "ingresses", Namespaced: true, Kind: "Ingress"},
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{Name: "jobs", Namespaced: true, Kind: "Job"},
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},
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}
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tests := []struct {
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resourcesList *unversioned.APIResourceList
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path string
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request string
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expectErr bool
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}{
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{
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resourcesList: &stable,
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path: "/api/v1",
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request: "v1",
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expectErr: false,
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},
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{
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resourcesList: &beta,
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path: "/apis/extensions/v1beta1",
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request: "extensions/v1beta1",
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expectErr: false,
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},
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{
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resourcesList: &stable,
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path: "/api/v1",
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request: "foobar",
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expectErr: true,
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},
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}
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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var list interface{}
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switch req.URL.Path {
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case "/api/v1":
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list = &stable
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case "/apis/extensions/v1beta1":
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list = &beta
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case "/api":
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list = &unversioned.APIVersions{
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Versions: []string{
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"v1",
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},
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}
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case "/apis":
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list = &unversioned.APIGroupList{
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Groups: []unversioned.APIGroup{
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{
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Versions: []unversioned.GroupVersionForDiscovery{
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{GroupVersion: "extensions/v1beta1"},
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},
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},
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},
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}
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default:
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t.Logf("unexpected request: %s", req.URL.Path)
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w.WriteHeader(http.StatusNotFound)
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return
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}
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output, err := json.Marshal(list)
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if err != nil {
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t.Errorf("unexpected encoding error: %v", err)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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w.Write(output)
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}))
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defer server.Close()
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client := NewDiscoveryClientForConfigOrDie(&rest.Config{Host: server.URL})
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for _, test := range tests {
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got, err := client.ServerResourcesForGroupVersion(test.request)
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if test.expectErr {
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if err == nil {
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t.Error("unexpected non-error")
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}
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continue
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}
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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 !reflect.DeepEqual(got, test.resourcesList) {
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t.Errorf("expected:\n%v\ngot:\n%v\n", test.resourcesList, got)
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}
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}
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resourceMap, err := client.ServerResources()
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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for _, api := range []string{"v1", "extensions/v1beta1"} {
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if _, found := resourceMap[api]; !found {
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t.Errorf("missing expected api: %s", api)
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}
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}
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}
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func swaggerSchemaFakeServer() (*httptest.Server, error) {
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request := 1
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var sErr error
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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var resp interface{}
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if request == 1 {
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resp = unversioned.APIVersions{Versions: []string{"v1", "v2", "v3"}}
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request++
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} else {
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resp = swagger.ApiDeclaration{}
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}
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output, err := json.Marshal(resp)
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if err != nil {
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sErr = err
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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w.Write(output)
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}))
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return server, sErr
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}
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func TestGetSwaggerSchema(t *testing.T) {
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expect := swagger.ApiDeclaration{}
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server, err := swaggerSchemaFakeServer()
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if err != nil {
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t.Errorf("unexpected encoding error: %v", err)
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}
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defer server.Close()
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client := NewDiscoveryClientForConfigOrDie(&rest.Config{Host: server.URL})
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got, err := client.SwaggerSchema(v1.SchemeGroupVersion)
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if err != nil {
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t.Fatalf("unexpected encoding error: %v", err)
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}
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if e, a := expect, *got; !reflect.DeepEqual(e, a) {
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t.Errorf("expected %v, got %v", e, a)
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}
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}
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func TestGetSwaggerSchemaFail(t *testing.T) {
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expErr := "API version: api.group/v4 is not supported by the server. Use one of: [v1 v2 v3]"
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server, err := swaggerSchemaFakeServer()
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if err != nil {
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t.Errorf("unexpected encoding error: %v", err)
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}
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defer server.Close()
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client := NewDiscoveryClientForConfigOrDie(&rest.Config{Host: server.URL})
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got, err := client.SwaggerSchema(unversioned.GroupVersion{Group: "api.group", Version: "v4"})
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if got != nil {
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t.Fatalf("unexpected response: %v", got)
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}
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if err.Error() != expErr {
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t.Errorf("expected an error, got %v", err)
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}
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}
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func TestGetServerPreferredResources(t *testing.T) {
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stable := unversioned.APIResourceList{
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GroupVersion: "v1",
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APIResources: []unversioned.APIResource{
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{Name: "pods", Namespaced: true, Kind: "Pod"},
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{Name: "services", Namespaced: true, Kind: "Service"},
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{Name: "namespaces", Namespaced: false, Kind: "Namespace"},
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},
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}
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/*beta := unversioned.APIResourceList{
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GroupVersion: "extensions/v1",
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APIResources: []unversioned.APIResource{
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{Name: "deployments", Namespaced: true, Kind: "Deployment"},
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{Name: "ingresses", Namespaced: true, Kind: "Ingress"},
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{Name: "jobs", Namespaced: true, Kind: "Job"},
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},
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}*/
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tests := []struct {
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resourcesList *unversioned.APIResourceList
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response func(w http.ResponseWriter, req *http.Request)
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expectErr func(err error) bool
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}{
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{
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resourcesList: &stable,
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expectErr: IsGroupDiscoveryFailedError,
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response: func(w http.ResponseWriter, req *http.Request) {
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var list interface{}
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switch req.URL.Path {
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case "/apis/extensions/v1beta1":
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w.WriteHeader(http.StatusInternalServerError)
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return
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case "/api/v1":
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list = &stable
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case "/api":
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list = &unversioned.APIVersions{
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Versions: []string{
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"v1",
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},
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}
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case "/apis":
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list = &unversioned.APIGroupList{
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Groups: []unversioned.APIGroup{
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{
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Versions: []unversioned.GroupVersionForDiscovery{
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{GroupVersion: "extensions/v1beta1"},
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},
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},
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},
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}
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default:
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t.Logf("unexpected request: %s", req.URL.Path)
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w.WriteHeader(http.StatusNotFound)
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return
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}
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output, err := json.Marshal(list)
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if err != nil {
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t.Errorf("unexpected encoding error: %v", err)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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w.Write(output)
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},
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},
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{
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resourcesList: nil,
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expectErr: IsGroupDiscoveryFailedError,
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response: func(w http.ResponseWriter, req *http.Request) {
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var list interface{}
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switch req.URL.Path {
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case "/apis/extensions/v1beta1":
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w.WriteHeader(http.StatusInternalServerError)
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return
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case "/api/v1":
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w.WriteHeader(http.StatusInternalServerError)
|
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case "/api":
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list = &unversioned.APIVersions{
|
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Versions: []string{
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"v1",
|
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},
|
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}
|
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case "/apis":
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list = &unversioned.APIGroupList{
|
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Groups: []unversioned.APIGroup{
|
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{
|
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Versions: []unversioned.GroupVersionForDiscovery{
|
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{GroupVersion: "extensions/v1beta1"},
|
||||
},
|
||||
},
|
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},
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}
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default:
|
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t.Logf("unexpected request: %s", req.URL.Path)
|
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w.WriteHeader(http.StatusNotFound)
|
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return
|
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}
|
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output, err := json.Marshal(list)
|
||||
if err != nil {
|
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t.Errorf("unexpected encoding error: %v", err)
|
||||
return
|
||||
}
|
||||
w.Header().Set("Content-Type", "application/json")
|
||||
w.WriteHeader(http.StatusOK)
|
||||
w.Write(output)
|
||||
},
|
||||
},
|
||||
/*{
|
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resourcesList: &stable,
|
||||
},*/
|
||||
}
|
||||
for _, test := range tests {
|
||||
server := httptest.NewServer(http.HandlerFunc(test.response))
|
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defer server.Close()
|
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|
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client := NewDiscoveryClientForConfigOrDie(&rest.Config{Host: server.URL})
|
||||
got, err := client.ServerPreferredResources()
|
||||
if test.expectErr != nil {
|
||||
if err == nil {
|
||||
t.Error("unexpected non-error")
|
||||
}
|
||||
|
||||
continue
|
||||
}
|
||||
if err != nil {
|
||||
t.Errorf("unexpected error: %v", err)
|
||||
continue
|
||||
}
|
||||
if !reflect.DeepEqual(got, test.resourcesList) {
|
||||
t.Errorf("expected:\n%v\ngot:\n%v\n", test.resourcesList, got)
|
||||
}
|
||||
server.Close()
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user