dep ensure -update k8s.io/client-go (#197)
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Kit Ewbank
192
vendor/k8s.io/client-go/testing/fixture_test.go
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192
vendor/k8s.io/client-go/testing/fixture_test.go
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/*
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Copyright 2015 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 testing
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import (
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"fmt"
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"math/rand"
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"strconv"
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"sync"
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"testing"
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"github.com/stretchr/testify/assert"
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"k8s.io/apimachinery/pkg/api/meta"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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runtime "k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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serializer "k8s.io/apimachinery/pkg/runtime/serializer"
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"k8s.io/apimachinery/pkg/watch"
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)
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func getArbitraryResource(s schema.GroupVersionResource, name, namespace string) *unstructured.Unstructured {
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return &unstructured.Unstructured{
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Object: map[string]interface{}{
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"kind": s.Resource,
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"apiVersion": s.Version,
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"metadata": map[string]interface{}{
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"name": name,
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"namespace": namespace,
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"generateName": "test_generateName",
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"uid": "test_uid",
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"resourceVersion": "test_resourceVersion",
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"selfLink": "test_selfLink",
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},
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"data": strconv.Itoa(rand.Int()),
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},
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}
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}
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func TestWatchCallNonNamespace(t *testing.T) {
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testResource := schema.GroupVersionResource{Group: "", Version: "test_version", Resource: "test_kind"}
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testObj := getArbitraryResource(testResource, "test_name", "test_namespace")
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accessor, err := meta.Accessor(testObj)
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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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ns := accessor.GetNamespace()
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scheme := runtime.NewScheme()
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codecs := serializer.NewCodecFactory(scheme)
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o := NewObjectTracker(scheme, codecs.UniversalDecoder())
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watch, err := o.Watch(testResource, ns)
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go func() {
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err := o.Create(testResource, testObj, ns)
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if err != nil {
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t.Errorf("test resource creation failed: %v", err)
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}
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}()
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out := <-watch.ResultChan()
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assert.Equal(t, testObj, out.Object, "watched object mismatch")
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}
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func TestWatchCallAllNamespace(t *testing.T) {
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testResource := schema.GroupVersionResource{Group: "", Version: "test_version", Resource: "test_kind"}
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testObj := getArbitraryResource(testResource, "test_name", "test_namespace")
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accessor, err := meta.Accessor(testObj)
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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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ns := accessor.GetNamespace()
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scheme := runtime.NewScheme()
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codecs := serializer.NewCodecFactory(scheme)
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o := NewObjectTracker(scheme, codecs.UniversalDecoder())
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w, err := o.Watch(testResource, "test_namespace")
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wAll, err := o.Watch(testResource, "")
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go func() {
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err := o.Create(testResource, testObj, ns)
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assert.NoError(t, err, "test resource creation failed")
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}()
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out := <-w.ResultChan()
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outAll := <-wAll.ResultChan()
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assert.Equal(t, watch.Added, out.Type, "watch event mismatch")
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assert.Equal(t, watch.Added, outAll.Type, "watch event mismatch")
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assert.Equal(t, testObj, out.Object, "watched created object mismatch")
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assert.Equal(t, testObj, outAll.Object, "watched created object mismatch")
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go func() {
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err := o.Update(testResource, testObj, ns)
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assert.NoError(t, err, "test resource updating failed")
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}()
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out = <-w.ResultChan()
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outAll = <-wAll.ResultChan()
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assert.Equal(t, watch.Modified, out.Type, "watch event mismatch")
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assert.Equal(t, watch.Modified, outAll.Type, "watch event mismatch")
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assert.Equal(t, testObj, out.Object, "watched updated object mismatch")
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assert.Equal(t, testObj, outAll.Object, "watched updated object mismatch")
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go func() {
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err := o.Delete(testResource, "test_namespace", "test_name")
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assert.NoError(t, err, "test resource deletion failed")
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}()
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out = <-w.ResultChan()
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outAll = <-wAll.ResultChan()
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assert.Equal(t, watch.Deleted, out.Type, "watch event mismatch")
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assert.Equal(t, watch.Deleted, outAll.Type, "watch event mismatch")
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assert.Equal(t, testObj, out.Object, "watched deleted object mismatch")
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assert.Equal(t, testObj, outAll.Object, "watched deleted object mismatch")
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}
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func TestWatchCallMultipleInvocation(t *testing.T) {
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cases := []struct {
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name string
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op watch.EventType
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}{
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{
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"foo",
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watch.Added,
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},
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{
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"bar",
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watch.Added,
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},
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{
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"bar",
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watch.Modified,
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},
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{
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"foo",
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watch.Deleted,
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},
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{
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"bar",
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watch.Deleted,
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},
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}
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scheme := runtime.NewScheme()
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codecs := serializer.NewCodecFactory(scheme)
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testResource := schema.GroupVersionResource{Group: "", Version: "test_version", Resource: "test_kind"}
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o := NewObjectTracker(scheme, codecs.UniversalDecoder())
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watchNamespaces := []string{
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"",
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"",
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"test_namespace",
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"test_namespace",
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}
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var wg sync.WaitGroup
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wg.Add(len(watchNamespaces))
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for idx, watchNamespace := range watchNamespaces {
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i := idx
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w, err := o.Watch(testResource, watchNamespace)
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go func() {
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assert.NoError(t, err, "watch invocation failed")
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for _, c := range cases {
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fmt.Printf("%#v %#v\n", c, i)
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event := <-w.ResultChan()
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accessor, err := meta.Accessor(event.Object)
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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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assert.Equal(t, c.op, event.Type, "watch event mismatched")
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assert.Equal(t, c.name, accessor.GetName(), "watched object mismatch")
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}
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wg.Done()
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}()
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}
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for _, c := range cases {
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switch c.op {
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case watch.Added:
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obj := getArbitraryResource(testResource, c.name, "test_namespace")
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o.Create(testResource, obj, "test_namespace")
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case watch.Modified:
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obj := getArbitraryResource(testResource, c.name, "test_namespace")
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o.Update(testResource, obj, "test_namespace")
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case watch.Deleted:
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o.Delete(testResource, "test_namespace", c.name)
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}
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}
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wg.Wait()
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}
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