apiserver/pkg/endpoints/handlers/fieldmanager/scalehandler_test.go

727 lines
22 KiB
Go

/*
Copyright 2021 The Kubernetes Authors.
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 fieldmanager
import (
"reflect"
"testing"
"time"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime/schema"
"sigs.k8s.io/structured-merge-diff/v4/fieldpath"
)
func TestTransformManagedFieldsToSubresource(t *testing.T) {
testTime, _ := time.ParseInLocation("2006-Jan-02", "2013-Feb-03", time.Local)
managedFieldTime := v1.NewTime(testTime)
tests := []struct {
desc string
input []metav1.ManagedFieldsEntry
expected []metav1.ManagedFieldsEntry
}{
{
desc: "filter one entry and transform it into a subresource entry",
input: []metav1.ManagedFieldsEntry{
{
Manager: "manager-1",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:another-field":{}}}`)},
},
{
Manager: "manager-2",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Time: &managedFieldTime,
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "manager-2",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Time: &managedFieldTime,
},
},
},
{
desc: "transform all entries",
input: []metav1.ManagedFieldsEntry{
{
Manager: "manager-1",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
{
Manager: "manager-2",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
{
Manager: "manager-3",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "manager-1",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
{
Manager: "manager-2",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
{
Manager: "manager-3",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
},
{
desc: "drops fields if the api version is unknown",
input: []metav1.ManagedFieldsEntry{
{
Manager: "manager-1",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v10",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
},
expected: nil,
},
}
for _, test := range tests {
handler := NewScaleHandler(
test.input,
schema.GroupVersion{Group: "apps", Version: "v1"},
defaultMappings(),
)
subresourceEntries, err := handler.ToSubresource()
if err != nil {
t.Fatalf("test %q - expected no error but got %v", test.desc, err)
}
if !reflect.DeepEqual(subresourceEntries, test.expected) {
t.Fatalf("test %q - expected output to be:\n%v\n\nbut got:\n%v", test.desc, test.expected, subresourceEntries)
}
}
}
func TestTransformingManagedFieldsToParent(t *testing.T) {
tests := []struct {
desc string
parent []metav1.ManagedFieldsEntry
subresource []metav1.ManagedFieldsEntry
expected []metav1.ManagedFieldsEntry
}{
{
desc: "different-managers: apply -> update",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
},
{
desc: "different-managers: apply -> apply",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
},
},
{
desc: "different-managers: update -> update",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
},
},
{
desc: "different-managers: update -> apply",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
},
},
{
desc: "same manager: apply -> apply",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
},
{
desc: "same manager: update -> update",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
},
{
desc: "same manager: update -> apply",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
},
},
{
desc: "same manager: apply -> update",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
},
{
desc: "subresource doesn't own the path anymore",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:status":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
},
},
{
desc: "Subresource steals all the fields of the parent resource",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
},
{
desc: "apply without stealing",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{},"f:selector":{}}}`)},
},
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
},
{
desc: "drops other fields if the api version is unknown",
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
{
Manager: "another-manager",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v10",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
},
},
},
}
for _, test := range tests {
t.Run(test.desc, func(t *testing.T) {
handler := NewScaleHandler(
test.parent,
schema.GroupVersion{Group: "apps", Version: "v1"},
defaultMappings(),
)
parentEntries, err := handler.ToParent(test.subresource)
if err != nil {
t.Fatalf("test: %q - expected no error but got %v", test.desc, err)
}
if !reflect.DeepEqual(parentEntries, test.expected) {
t.Fatalf("test: %q - expected output to be:\n%v\n\nbut got:\n%v", test.desc, test.expected, parentEntries)
}
})
}
}
func TestTransformingManagedFieldsToParentMultiVersion(t *testing.T) {
tests := []struct {
desc string
mappings ResourcePathMappings
parent []metav1.ManagedFieldsEntry
subresource []metav1.ManagedFieldsEntry
expected []metav1.ManagedFieldsEntry
}{
{
desc: "multi-version",
mappings: ResourcePathMappings{
"apps/v1": fieldpath.MakePathOrDie("spec", "the-replicas"),
"apps/v2": fieldpath.MakePathOrDie("spec", "not-the-replicas"),
},
parent: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:the-replicas":{},"f:selector":{}}}`)},
},
{
Manager: "test-other",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v2",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:not-the-replicas":{},"f:selector":{}}}`)},
},
},
subresource: []metav1.ManagedFieldsEntry{
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "autoscaling/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:replicas":{}}}`)},
Subresource: "scale",
},
},
expected: []metav1.ManagedFieldsEntry{
{
Manager: "test",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
{
Manager: "test-other",
Operation: metav1.ManagedFieldsOperationApply,
APIVersion: "apps/v2",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:selector":{}}}`)},
},
{
Manager: "scale",
Operation: metav1.ManagedFieldsOperationUpdate,
APIVersion: "apps/v1",
FieldsType: "FieldsV1",
FieldsV1: &metav1.FieldsV1{Raw: []byte(`{"f:spec":{"f:the-replicas":{}}}`)},
Subresource: "scale",
},
},
},
}
for _, test := range tests {
t.Run(test.desc, func(t *testing.T) {
handler := NewScaleHandler(
test.parent,
schema.GroupVersion{Group: "apps", Version: "v1"},
test.mappings,
)
parentEntries, err := handler.ToParent(test.subresource)
if err != nil {
t.Fatalf("test: %q - expected no error but got %v", test.desc, err)
}
if !reflect.DeepEqual(parentEntries, test.expected) {
t.Fatalf("test: %q - expected output to be:\n%v\n\nbut got:\n%v", test.desc, test.expected, parentEntries)
}
})
}
}
func defaultMappings() ResourcePathMappings {
return ResourcePathMappings{
"apps/v1": fieldpath.MakePathOrDie("spec", "replicas"),
}
}