k3s/pkg/api/v1beta2/conversion_test.go

567 lines
16 KiB
Go

/*
Copyright 2014 Google Inc. 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 v1beta2_test
import (
"encoding/json"
"reflect"
"testing"
newer "github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/resource"
current "github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta2"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
)
func TestServiceEmptySelector(t *testing.T) {
// Nil map should be preserved
svc := &current.Service{Selector: nil}
data, err := newer.Scheme.EncodeToVersion(svc, "v1beta2")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
obj, err := newer.Scheme.Decode(data)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
selector := obj.(*newer.Service).Spec.Selector
if selector != nil {
t.Errorf("unexpected selector: %#v", obj)
}
// Empty map should be preserved
svc2 := &current.Service{Selector: map[string]string{}}
data, err = newer.Scheme.EncodeToVersion(svc2, "v1beta2")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
obj, err = newer.Scheme.Decode(data)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
selector = obj.(*newer.Service).Spec.Selector
if selector == nil || len(selector) != 0 {
t.Errorf("unexpected selector: %#v", obj)
}
}
func TestServicePorts(t *testing.T) {
testCases := []struct {
given current.Service
expected newer.Service
roundtrip current.Service
}{
{
given: current.Service{
TypeMeta: current.TypeMeta{
ID: "legacy-with-defaults",
},
Port: 111,
Protocol: current.ProtocolTCP,
},
expected: newer.Service{
Spec: newer.ServiceSpec{Ports: []newer.ServicePort{{
Port: 111,
Protocol: newer.ProtocolTCP,
}}},
},
roundtrip: current.Service{
Ports: []current.ServicePort{{
Port: 111,
Protocol: current.ProtocolTCP,
}},
},
},
{
given: current.Service{
TypeMeta: current.TypeMeta{
ID: "legacy-full",
},
PortName: "p",
Port: 111,
Protocol: current.ProtocolTCP,
ContainerPort: util.NewIntOrStringFromString("p"),
},
expected: newer.Service{
Spec: newer.ServiceSpec{Ports: []newer.ServicePort{{
Name: "p",
Port: 111,
Protocol: newer.ProtocolTCP,
TargetPort: util.NewIntOrStringFromString("p"),
}}},
},
roundtrip: current.Service{
Ports: []current.ServicePort{{
Name: "p",
Port: 111,
Protocol: current.ProtocolTCP,
ContainerPort: util.NewIntOrStringFromString("p"),
}},
},
},
{
given: current.Service{
TypeMeta: current.TypeMeta{
ID: "both",
},
PortName: "p",
Port: 111,
Protocol: current.ProtocolTCP,
ContainerPort: util.NewIntOrStringFromString("p"),
Ports: []current.ServicePort{{
Name: "q",
Port: 222,
Protocol: current.ProtocolUDP,
ContainerPort: util.NewIntOrStringFromInt(93),
}},
},
expected: newer.Service{
Spec: newer.ServiceSpec{Ports: []newer.ServicePort{{
Name: "q",
Port: 222,
Protocol: newer.ProtocolUDP,
TargetPort: util.NewIntOrStringFromInt(93),
}}},
},
roundtrip: current.Service{
Ports: []current.ServicePort{{
Name: "q",
Port: 222,
Protocol: current.ProtocolUDP,
ContainerPort: util.NewIntOrStringFromInt(93),
}},
},
},
{
given: current.Service{
TypeMeta: current.TypeMeta{
ID: "one",
},
Ports: []current.ServicePort{{
Name: "p",
Port: 111,
Protocol: current.ProtocolUDP,
ContainerPort: util.NewIntOrStringFromInt(93),
}},
},
expected: newer.Service{
Spec: newer.ServiceSpec{Ports: []newer.ServicePort{{
Name: "p",
Port: 111,
Protocol: newer.ProtocolUDP,
TargetPort: util.NewIntOrStringFromInt(93),
}}},
},
roundtrip: current.Service{
Ports: []current.ServicePort{{
Name: "p",
Port: 111,
Protocol: current.ProtocolUDP,
ContainerPort: util.NewIntOrStringFromInt(93),
}},
},
},
{
given: current.Service{
TypeMeta: current.TypeMeta{
ID: "two",
},
Ports: []current.ServicePort{{
Name: "p",
Port: 111,
Protocol: current.ProtocolUDP,
ContainerPort: util.NewIntOrStringFromInt(93),
}, {
Name: "q",
Port: 222,
Protocol: current.ProtocolTCP,
ContainerPort: util.NewIntOrStringFromInt(76),
}},
},
expected: newer.Service{
Spec: newer.ServiceSpec{Ports: []newer.ServicePort{{
Name: "p",
Port: 111,
Protocol: newer.ProtocolUDP,
TargetPort: util.NewIntOrStringFromInt(93),
}, {
Name: "q",
Port: 222,
Protocol: newer.ProtocolTCP,
TargetPort: util.NewIntOrStringFromInt(76),
}}},
},
roundtrip: current.Service{
Ports: []current.ServicePort{{
Name: "p",
Port: 111,
Protocol: current.ProtocolUDP,
ContainerPort: util.NewIntOrStringFromInt(93),
}, {
Name: "q",
Port: 222,
Protocol: current.ProtocolTCP,
ContainerPort: util.NewIntOrStringFromInt(76),
}},
},
},
}
for i, tc := range testCases {
// Convert versioned -> internal.
got := newer.Service{}
if err := newer.Scheme.Convert(&tc.given, &got); err != nil {
t.Errorf("[Case: %d] Unexpected error: %v", i, err)
continue
}
if !reflect.DeepEqual(got.Spec.Ports, tc.expected.Spec.Ports) {
t.Errorf("[Case: %d] Expected %v, got %v", i, tc.expected.Spec.Ports, got.Spec.Ports)
}
// Convert internal -> versioned.
got2 := current.Service{}
if err := newer.Scheme.Convert(&got, &got2); err != nil {
t.Errorf("[Case: %d] Unexpected error: %v", i, err)
continue
}
if !reflect.DeepEqual(got2.Ports, tc.roundtrip.Ports) {
t.Errorf("[Case: %d] Expected %v, got %v", i, tc.roundtrip.Ports, got2.Ports)
}
}
}
func TestNodeConversion(t *testing.T) {
version, kind, err := newer.Scheme.ObjectVersionAndKind(&current.Minion{})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if version != "v1beta2" || kind != "Minion" {
t.Errorf("unexpected version and kind: %s %s", version, kind)
}
newer.Scheme.Log(t)
obj, err := current.Codec.Decode([]byte(`{"kind":"Node","apiVersion":"v1beta2"}`))
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if _, ok := obj.(*newer.Node); !ok {
t.Errorf("unexpected type: %#v", obj)
}
obj, err = current.Codec.Decode([]byte(`{"kind":"NodeList","apiVersion":"v1beta2"}`))
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if _, ok := obj.(*newer.NodeList); !ok {
t.Errorf("unexpected type: %#v", obj)
}
obj = &newer.Node{}
if err := current.Codec.DecodeInto([]byte(`{"kind":"Node","apiVersion":"v1beta2"}`), obj); err != nil {
t.Fatalf("unexpected error: %v", err)
}
obj = &newer.Node{}
data, err := current.Codec.Encode(obj)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
m := map[string]interface{}{}
if err := json.Unmarshal(data, &m); err != nil {
t.Fatalf("unexpected error: %v", err)
}
if m["kind"] != "Minion" {
t.Errorf("unexpected encoding: %s - %#v", m["kind"], string(data))
}
}
func TestPullPolicyConversion(t *testing.T) {
table := []struct {
versioned current.PullPolicy
internal newer.PullPolicy
}{
{
versioned: current.PullAlways,
internal: newer.PullAlways,
}, {
versioned: current.PullNever,
internal: newer.PullNever,
}, {
versioned: current.PullIfNotPresent,
internal: newer.PullIfNotPresent,
}, {
versioned: "",
internal: "",
}, {
versioned: "invalid value",
internal: "invalid value",
},
}
for _, item := range table {
var got newer.PullPolicy
err := newer.Scheme.Convert(&item.versioned, &got)
if err != nil {
t.Errorf("Unexpected error: %v", err)
continue
}
if e, a := item.internal, got; e != a {
t.Errorf("Expected: %q, got %q", e, a)
}
}
for _, item := range table {
var got current.PullPolicy
err := newer.Scheme.Convert(&item.internal, &got)
if err != nil {
t.Errorf("Unexpected error: %v", err)
continue
}
if e, a := item.versioned, got; e != a {
t.Errorf("Expected: %q, got %q", e, a)
}
}
}
func getResourceRequirements(cpu, memory resource.Quantity) current.ResourceRequirements {
res := current.ResourceRequirements{}
res.Limits = current.ResourceList{}
if cpu.Value() > 0 {
res.Limits[current.ResourceCPU] = util.NewIntOrStringFromInt(int(cpu.Value()))
}
if memory.Value() > 0 {
res.Limits[current.ResourceMemory] = util.NewIntOrStringFromInt(int(memory.Value()))
}
return res
}
func TestContainerConversion(t *testing.T) {
cpuLimit := resource.MustParse("10")
memoryLimit := resource.MustParse("10M")
null := resource.Quantity{}
testCases := []current.Container{
{
Name: "container",
Resources: getResourceRequirements(cpuLimit, memoryLimit),
},
{
Name: "container",
CPU: int(cpuLimit.MilliValue()),
Resources: getResourceRequirements(null, memoryLimit),
},
{
Name: "container",
Memory: memoryLimit.Value(),
Resources: getResourceRequirements(cpuLimit, null),
},
{
Name: "container",
CPU: int(cpuLimit.MilliValue()),
Memory: memoryLimit.Value(),
},
{
Name: "container",
Memory: memoryLimit.Value(),
Resources: getResourceRequirements(cpuLimit, resource.MustParse("100M")),
},
{
Name: "container",
CPU: int(cpuLimit.MilliValue()),
Resources: getResourceRequirements(resource.MustParse("500"), memoryLimit),
},
}
for i, tc := range testCases {
got := newer.Container{}
if err := newer.Scheme.Convert(&tc, &got); err != nil {
t.Errorf("[Case: %d] Unexpected error: %v", i, err)
continue
}
if cpu := got.Resources.Limits.Cpu(); cpu.Value() != cpuLimit.Value() {
t.Errorf("[Case: %d] Expected cpu: %v, got: %v", i, cpuLimit, *cpu)
}
if memory := got.Resources.Limits.Memory(); memory.Value() != memoryLimit.Value() {
t.Errorf("[Case: %d] Expected memory: %v, got: %v", i, memoryLimit, *memory)
}
}
}
func TestEndpointsConversion(t *testing.T) {
testCases := []struct {
given current.Endpoints
expected newer.Endpoints
}{
{
given: current.Endpoints{
TypeMeta: current.TypeMeta{
ID: "empty",
},
Protocol: current.ProtocolTCP,
Endpoints: []string{},
},
expected: newer.Endpoints{
Subsets: []newer.EndpointSubset{},
},
},
{
given: current.Endpoints{
TypeMeta: current.TypeMeta{
ID: "one legacy",
},
Protocol: current.ProtocolTCP,
Endpoints: []string{"1.2.3.4:88"},
},
expected: newer.Endpoints{
Subsets: []newer.EndpointSubset{{
Ports: []newer.EndpointPort{{Name: "", Port: 88, Protocol: newer.ProtocolTCP}},
Addresses: []newer.EndpointAddress{{IP: "1.2.3.4"}},
}},
},
},
{
given: current.Endpoints{
TypeMeta: current.TypeMeta{
ID: "several legacy",
},
Protocol: current.ProtocolUDP,
Endpoints: []string{"1.2.3.4:88", "1.2.3.4:89", "1.2.3.4:90"},
},
expected: newer.Endpoints{
Subsets: []newer.EndpointSubset{
{
Ports: []newer.EndpointPort{{Name: "", Port: 88, Protocol: newer.ProtocolUDP}},
Addresses: []newer.EndpointAddress{{IP: "1.2.3.4"}},
},
{
Ports: []newer.EndpointPort{{Name: "", Port: 89, Protocol: newer.ProtocolUDP}},
Addresses: []newer.EndpointAddress{{IP: "1.2.3.4"}},
},
{
Ports: []newer.EndpointPort{{Name: "", Port: 90, Protocol: newer.ProtocolUDP}},
Addresses: []newer.EndpointAddress{{IP: "1.2.3.4"}},
},
}},
},
{
given: current.Endpoints{
TypeMeta: current.TypeMeta{
ID: "one subset",
},
Protocol: current.ProtocolTCP,
Endpoints: []string{"1.2.3.4:88"},
Subsets: []current.EndpointSubset{{
Ports: []current.EndpointPort{{Name: "", Port: 88, Protocol: current.ProtocolTCP}},
Addresses: []current.EndpointAddress{{IP: "1.2.3.4"}},
}},
},
expected: newer.Endpoints{
Subsets: []newer.EndpointSubset{{
Ports: []newer.EndpointPort{{Name: "", Port: 88, Protocol: newer.ProtocolTCP}},
Addresses: []newer.EndpointAddress{{IP: "1.2.3.4"}},
}},
},
},
{
given: current.Endpoints{
TypeMeta: current.TypeMeta{
ID: "several subset",
},
Protocol: current.ProtocolUDP,
Endpoints: []string{"1.2.3.4:88", "5.6.7.8:88", "1.2.3.4:89", "5.6.7.8:89"},
Subsets: []current.EndpointSubset{
{
Ports: []current.EndpointPort{{Name: "", Port: 88, Protocol: current.ProtocolUDP}},
Addresses: []current.EndpointAddress{{IP: "1.2.3.4"}, {IP: "5.6.7.8"}},
},
{
Ports: []current.EndpointPort{{Name: "", Port: 89, Protocol: current.ProtocolUDP}},
Addresses: []current.EndpointAddress{{IP: "1.2.3.4"}, {IP: "5.6.7.8"}},
},
{
Ports: []current.EndpointPort{{Name: "named", Port: 90, Protocol: current.ProtocolUDP}},
Addresses: []current.EndpointAddress{{IP: "1.2.3.4"}, {IP: "5.6.7.8"}},
},
},
},
expected: newer.Endpoints{
Subsets: []newer.EndpointSubset{
{
Ports: []newer.EndpointPort{{Name: "", Port: 88, Protocol: newer.ProtocolUDP}},
Addresses: []newer.EndpointAddress{{IP: "1.2.3.4"}, {IP: "5.6.7.8"}},
},
{
Ports: []newer.EndpointPort{{Name: "", Port: 89, Protocol: newer.ProtocolUDP}},
Addresses: []newer.EndpointAddress{{IP: "1.2.3.4"}, {IP: "5.6.7.8"}},
},
{
Ports: []newer.EndpointPort{{Name: "named", Port: 90, Protocol: newer.ProtocolUDP}},
Addresses: []newer.EndpointAddress{{IP: "1.2.3.4"}, {IP: "5.6.7.8"}},
},
}},
},
}
for i, tc := range testCases {
// Convert versioned -> internal.
got := newer.Endpoints{}
if err := newer.Scheme.Convert(&tc.given, &got); err != nil {
t.Errorf("[Case: %d] Unexpected error: %v", i, err)
continue
}
if !newer.Semantic.DeepEqual(got.Subsets, tc.expected.Subsets) {
t.Errorf("[Case: %d] Expected %#v, got %#v", i, tc.expected.Subsets, got.Subsets)
}
// Convert internal -> versioned.
got2 := current.Endpoints{}
if err := newer.Scheme.Convert(&got, &got2); err != nil {
t.Errorf("[Case: %d] Unexpected error: %v", i, err)
continue
}
if got2.Protocol != tc.given.Protocol || !newer.Semantic.DeepEqual(got2.Endpoints, tc.given.Endpoints) {
t.Errorf("[Case: %d] Expected %#v, got %#v", i, tc.given.Endpoints, got2.Endpoints)
}
}
}
func TestSecretVolumeSourceConversion(t *testing.T) {
given := current.SecretVolumeSource{
Target: current.ObjectReference{
ID: "foo",
},
}
expected := newer.SecretVolumeSource{
SecretName: "foo",
}
got := newer.SecretVolumeSource{}
if err := newer.Scheme.Convert(&given, &got); err != nil {
t.Errorf("Unexpected error: %v", err)
}
if got.SecretName != expected.SecretName {
t.Errorf("Expected %v; got %v", expected, got)
}
got2 := current.SecretVolumeSource{}
if err := newer.Scheme.Convert(&got, &got2); err != nil {
t.Errorf("Unexpected error: %v", err)
}
if got2.Target.ID != given.Target.ID {
t.Errorf("Expected %v; got %v", given, got2)
}
}