mirror of https://github.com/k3s-io/k3s
112 lines
2.8 KiB
Go
112 lines
2.8 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors 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 scheduler
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import (
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"testing"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/client/unversioned/cache"
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"k8s.io/kubernetes/pkg/labels"
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)
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type nn struct {
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namespace, name string
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}
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type names []nn
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func (ids names) list() []*api.Pod {
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out := make([]*api.Pod, 0, len(ids))
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for _, id := range ids {
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out = append(out, &api.Pod{
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ObjectMeta: api.ObjectMeta{
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Namespace: id.namespace,
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Name: id.name,
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},
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})
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}
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return out
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}
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func (ids names) has(pod *api.Pod) bool {
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for _, id := range ids {
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if pod.Namespace == id.namespace && pod.Name == id.name {
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return true
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}
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}
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return false
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}
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func TestModeler(t *testing.T) {
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table := []struct {
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queuedPods []*api.Pod
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scheduledPods []*api.Pod
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assumedPods []*api.Pod
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expectPods names
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}{
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{
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queuedPods: names{}.list(),
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scheduledPods: names{{"default", "foo"}, {"custom", "foo"}}.list(),
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assumedPods: names{{"default", "foo"}}.list(),
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expectPods: names{{"default", "foo"}, {"custom", "foo"}},
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}, {
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queuedPods: names{}.list(),
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scheduledPods: names{{"default", "foo"}}.list(),
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assumedPods: names{{"default", "foo"}, {"custom", "foo"}}.list(),
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expectPods: names{{"default", "foo"}, {"custom", "foo"}},
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}, {
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queuedPods: names{{"custom", "foo"}}.list(),
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scheduledPods: names{{"default", "foo"}}.list(),
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assumedPods: names{{"default", "foo"}, {"custom", "foo"}}.list(),
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expectPods: names{{"default", "foo"}},
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},
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}
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for _, item := range table {
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q := &cache.StoreToPodLister{Store: cache.NewStore(cache.MetaNamespaceKeyFunc)}
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for _, pod := range item.queuedPods {
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q.Store.Add(pod)
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}
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s := &cache.StoreToPodLister{Store: cache.NewStore(cache.MetaNamespaceKeyFunc)}
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for _, pod := range item.scheduledPods {
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s.Store.Add(pod)
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}
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m := NewSimpleModeler(q, s)
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for _, pod := range item.assumedPods {
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m.AssumePod(pod)
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}
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list, err := m.PodLister().List(labels.Everything())
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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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found := 0
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for _, pod := range list {
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if item.expectPods.has(pod) {
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found++
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} else {
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t.Errorf("found unexpected pod %#v", pod)
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}
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}
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if e, a := item.expectPods, found; len(e) != a {
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t.Errorf("Expected pods:\n%+v\nFound pods:\n%s\n", podNames(e.list()), podNames(list))
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}
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}
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}
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