k3s/pkg/registry/limitrange/registry_test.go

126 lines
3.5 KiB
Go

/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package limitrange
import (
"reflect"
"testing"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/errors"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/resource"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/testapi"
"github.com/GoogleCloudPlatform/kubernetes/pkg/registry/generic"
etcdgeneric "github.com/GoogleCloudPlatform/kubernetes/pkg/registry/generic/etcd"
"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
etcdstorage "github.com/GoogleCloudPlatform/kubernetes/pkg/storage/etcd"
"github.com/GoogleCloudPlatform/kubernetes/pkg/tools"
"github.com/GoogleCloudPlatform/kubernetes/pkg/tools/etcdtest"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
"github.com/coreos/go-etcd/etcd"
)
func NewTestLimitRangeEtcdRegistry(t *testing.T) (*tools.FakeEtcdClient, generic.Registry) {
f := tools.NewFakeEtcdClient(t)
f.TestIndex = true
s := etcdstorage.NewEtcdStorage(f, testapi.Codec(), etcdtest.PathPrefix())
return f, NewEtcdRegistry(s)
}
func TestLimitRangeCreate(t *testing.T) {
limitRange := &api.LimitRange{
ObjectMeta: api.ObjectMeta{
Name: "abc",
Namespace: "foo",
},
Spec: api.LimitRangeSpec{
Limits: []api.LimitRangeItem{
{
Type: api.LimitTypePod,
Max: api.ResourceList{
api.ResourceCPU: resource.MustParse("100"),
api.ResourceMemory: resource.MustParse("10000"),
},
Min: api.ResourceList{
api.ResourceCPU: resource.MustParse("0"),
api.ResourceMemory: resource.MustParse("100"),
},
},
},
},
}
nodeWithLimitRange := tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Value: runtime.EncodeOrDie(testapi.Codec(), limitRange),
ModifiedIndex: 1,
CreatedIndex: 1,
},
},
E: nil,
}
emptyNode := tools.EtcdResponseWithError{
R: &etcd.Response{},
E: tools.EtcdErrorNotFound,
}
ctx := api.NewDefaultContext()
key := "foo"
prefix := etcdtest.AddPrefix("limitranges")
path, err := etcdgeneric.NamespaceKeyFunc(ctx, prefix, key)
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
table := map[string]struct {
existing tools.EtcdResponseWithError
expect tools.EtcdResponseWithError
toCreate runtime.Object
errOK func(error) bool
}{
"normal": {
existing: emptyNode,
expect: nodeWithLimitRange,
toCreate: limitRange,
errOK: func(err error) bool { return err == nil },
},
"preExisting": {
existing: nodeWithLimitRange,
expect: nodeWithLimitRange,
toCreate: limitRange,
errOK: errors.IsAlreadyExists,
},
}
for name, item := range table {
fakeClient, registry := NewTestLimitRangeEtcdRegistry(t)
fakeClient.Data[path] = item.existing
err := registry.CreateWithName(ctx, key, item.toCreate)
if !item.errOK(err) {
t.Errorf("%v: unexpected error: %v", name, err)
}
if e, a := item.expect, fakeClient.Data[path]; !reflect.DeepEqual(e, a) {
t.Errorf("%v:\n%s", name, util.ObjectDiff(e, a))
}
}
}