164 lines
2.8 KiB
Go
164 lines
2.8 KiB
Go
package mdns
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import (
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"testing"
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"github.com/micro/go-micro/registry"
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)
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func TestWatcher(t *testing.T) {
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testData := []*registry.Service{
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®istry.Service{
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Name: "test1",
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Version: "1.0.1",
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Nodes: []*registry.Node{
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®istry.Node{
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Id: "test1-1",
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Address: "10.0.0.1",
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Port: 10001,
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Metadata: map[string]string{
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"foo": "bar",
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},
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},
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},
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},
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®istry.Service{
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Name: "test2",
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Version: "1.0.2",
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Nodes: []*registry.Node{
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®istry.Node{
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Id: "test2-1",
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Address: "10.0.0.2",
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Port: 10002,
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Metadata: map[string]string{
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"foo2": "bar2",
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},
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},
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},
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},
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®istry.Service{
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Name: "test3",
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Version: "1.0.3",
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Nodes: []*registry.Node{
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®istry.Node{
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Id: "test3-1",
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Address: "10.0.0.3",
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Port: 10003,
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Metadata: map[string]string{
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"foo3": "bar3",
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},
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},
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},
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},
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}
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testFn := func(service, s *registry.Service) {
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if s == nil {
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t.Fatalf("Expected one result for %s got nil", service.Name)
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}
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if s.Name != service.Name {
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t.Fatalf("Expected name %s got %s", service.Name, s.Name)
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}
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if s.Version != service.Version {
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t.Fatalf("Expected version %s got %s", service.Version, s.Version)
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}
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if len(s.Nodes) != 1 {
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t.Fatalf("Expected 1 node, got %d", len(s.Nodes))
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}
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node := s.Nodes[0]
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if node.Id != service.Nodes[0].Id {
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t.Fatalf("Expected node id %s got %s", service.Nodes[0].Id, node.Id)
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}
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if node.Address != service.Nodes[0].Address {
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t.Fatalf("Expected node address %s got %s", service.Nodes[0].Address, node.Address)
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}
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if node.Port != service.Nodes[0].Port {
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t.Fatalf("Expected node port %s got %s", service.Nodes[0].Port, node.Port)
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}
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}
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// new registry
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r := NewRegistry()
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w, err := r.Watch()
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if err != nil {
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t.Fatal(err)
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}
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defer w.Stop()
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for _, service := range testData {
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// register service
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if err := r.Register(service); err != nil {
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t.Fatal(err)
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}
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var ok bool
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for i := 0; i < 5; i++ {
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// get registered service
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res, err := w.Next()
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if err != nil {
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t.Fatal(err)
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}
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if res.Service.Name != service.Name {
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break
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}
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if res.Action != "create" {
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break
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}
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testFn(service, res.Service)
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ok = true
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break
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}
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if !ok {
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t.Fatalf("Watch test failed for creation of %s", service.Name)
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}
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}
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for _, service := range testData {
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// deregister
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if err := r.Deregister(service); err != nil {
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t.Fatal(err)
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}
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var ok bool
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for i := 0; i < 5; i++ {
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// get registered service
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res, err := w.Next()
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if err != nil {
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t.Fatal(err)
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}
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if res.Action != "delete" {
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continue
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}
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if res.Service.Name != service.Name {
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break
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}
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testFn(service, res.Service)
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ok = true
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break
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}
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if !ok {
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t.Fatalf("Watch test failed for deletion of %s", service.Name)
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}
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}
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}
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