add unit test case for named_port
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chentao1596
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1 changed files with 191 additions and 0 deletions
191
core/pkg/ingress/controller/named_port_test.go
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191
core/pkg/ingress/controller/named_port_test.go
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/*
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Copyright 2017 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 controller
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import (
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"reflect"
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"testing"
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"k8s.io/ingress/core/pkg/ingress/annotations/service"
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"k8s.io/kubernetes/pkg/api"
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testclient "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset/fake"
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"k8s.io/kubernetes/pkg/util/intstr"
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)
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func buildSimpleClientSet() *testclient.Clientset {
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return testclient.NewSimpleClientset(
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&api.PodList{Items: []api.Pod{
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{
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ObjectMeta: api.ObjectMeta{
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Name: "foo1",
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Namespace: api.NamespaceDefault,
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Labels: map[string]string{
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"lable_sig": "foo_pod",
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},
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},
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Spec: api.PodSpec{
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NodeName: "foo_node_1",
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Containers: []api.Container{
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{
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Ports: []api.ContainerPort{
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{
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Name: "foo1_named_port_c1",
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Protocol: api.ProtocolTCP,
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ContainerPort: 80,
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},
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},
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},
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},
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},
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},
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{
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ObjectMeta: api.ObjectMeta{
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Name: "foo1",
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Namespace: api.NamespaceSystem,
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Labels: map[string]string{
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"lable_sig": "foo_pod",
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},
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},
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},
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}},
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&api.ServiceList{Items: []api.Service{
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{
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ObjectMeta: api.ObjectMeta{
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Namespace: api.NamespaceDefault,
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Name: "named_port_test_service",
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},
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},
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}},
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)
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}
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func buildGenericController() *GenericController {
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return &GenericController{
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cfg: &Configuration{
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Client: buildSimpleClientSet(),
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},
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}
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}
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func buildService() *api.Service {
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return &api.Service{
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ObjectMeta: api.ObjectMeta{
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Namespace: api.NamespaceSystem,
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Name: "named_port_test_service",
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},
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Spec: api.ServiceSpec{
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ClusterIP: "10.10.10.10",
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},
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}
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}
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func TestCheckSvcForUpdate(t *testing.T) {
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foos := []struct {
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n string
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ns string
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sps []api.ServicePort
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sl map[string]string
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er string
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}{
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{
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"pods_have_not_been_found_in_this_namespace",
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api.NamespaceSystem,
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[]api.ServicePort{
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{Name: "foo_port_1", Port: 8080, Protocol: api.ProtocolTCP, TargetPort: intstr.FromString("foo1_named_port_c1")},
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{Name: "foo_port_2", Port: 8181, Protocol: api.ProtocolTCP, TargetPort: intstr.FromInt(81)},
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{Name: "foo_port_3", Port: 8282, Protocol: api.ProtocolTCP, TargetPort: intstr.FromString("")},
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},
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map[string]string{
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"lable_sig": "foo_pod",
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},
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"",
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},
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{
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"ports_have_not_been_found_in_this_pod",
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api.NamespaceDefault,
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[]api.ServicePort{
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{Name: "foo_port_1", Port: 8080, Protocol: api.ProtocolTCP, TargetPort: intstr.FromString("foo1_named_port_cXX")},
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{Name: "foo_port_2", Port: 8181, Protocol: api.ProtocolTCP, TargetPort: intstr.FromInt(81)},
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{Name: "foo_port_3", Port: 8282, Protocol: api.ProtocolTCP, TargetPort: intstr.FromString("")},
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},
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map[string]string{
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"lable_sig": "foo_pod",
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},
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"",
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},
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{
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"ports_fixed",
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api.NamespaceDefault,
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[]api.ServicePort{
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{Name: "foo_port_1", Port: 8080, Protocol: api.ProtocolTCP, TargetPort: intstr.FromInt(80)},
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{Name: "foo_port_2", Port: 8181, Protocol: api.ProtocolTCP, TargetPort: intstr.FromInt(81)},
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{Name: "foo_port_3", Port: 8282, Protocol: api.ProtocolTCP, TargetPort: intstr.FromString("")},
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},
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map[string]string{
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"lable_sig": "foo_pod",
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},
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"",
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},
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{
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"nil_selector",
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api.NamespaceDefault,
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[]api.ServicePort{
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{Name: "foo_port_1", Port: 8080, Protocol: api.ProtocolTCP, TargetPort: intstr.FromString("foo1_named_port_c1")},
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{Name: "foo_port_2", Port: 8181, Protocol: api.ProtocolTCP, TargetPort: intstr.FromInt(81)},
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{Name: "foo_port_3", Port: 8282, Protocol: api.ProtocolTCP, TargetPort: intstr.FromString("")},
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},
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nil,
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"{\"foo1_named_port_c1\":\"80\"}",
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},
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{
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"normal_update",
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api.NamespaceDefault,
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[]api.ServicePort{
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{Name: "foo_port_1", Port: 8080, Protocol: api.ProtocolTCP, TargetPort: intstr.FromString("foo1_named_port_c1")},
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{Name: "foo_port_2", Port: 8181, Protocol: api.ProtocolTCP, TargetPort: intstr.FromInt(81)},
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{Name: "foo_port_3", Port: 8282, Protocol: api.ProtocolTCP, TargetPort: intstr.FromString("")},
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},
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map[string]string{
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"lable_sig": "foo_pod",
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},
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"{\"foo1_named_port_c1\":\"80\"}",
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},
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}
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for _, foo := range foos {
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t.Run(foo.n, func(t *testing.T) {
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gc := buildGenericController()
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s := buildService()
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s.SetNamespace(foo.ns)
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s.Spec.Ports = foo.sps
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s.Spec.Selector = foo.sl
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err := gc.checkSvcForUpdate(s)
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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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rs, _ := gc.cfg.Client.Core().Services(api.NamespaceDefault).Get("named_port_test_service")
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rr := rs.ObjectMeta.Annotations[service.NamedPortAnnotation]
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if !reflect.DeepEqual(rr, foo.er) {
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t.Errorf("Returned %s, but expected %s for %s", rr, foo.er, foo.n)
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}
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})
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}
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}
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