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package awsendpointdiscoverytest
import (
"sync"
"sync/atomic"
"testing"
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/request"
"github.com/aws/aws-sdk-go/awstesting/unit"
)
func TestEndpointDiscovery(t *testing.T) {
svc := New(unit.Session, &aws.Config{
EnableEndpointDiscovery: aws.Bool(true),
})
svc.Handlers.Clear()
svc.Handlers.Send.PushBack(mockSendDescEndpoint)
var descCount int32
svc.Handlers.Complete.PushBack(func(r *request.Request) {
if r.Operation.Name != opDescribeEndpoints {
return
}
atomic.AddInt32(&descCount, 1)
})
for i := 0; i < 2; i++ {
req, _ := svc.TestDiscoveryIdentifiersRequiredRequest(
&TestDiscoveryIdentifiersRequiredInput{
Sdk: aws.String("sdk"),
},
)
req.Handlers.Send.PushBack(func(r *request.Request) {
if e, a := "http://foo", r.HTTPRequest.URL.String(); e != a {
t.Errorf("expected %q, but received %q", e, a)
}
})
if err := req.Send(); err != nil {
t.Fatal(err)
}
}
if e, a := int32(1), atomic.LoadInt32(&descCount); e != a {
t.Errorf("expect desc endpoint called %d, got %d", e, a)
}
}
func TestAsyncEndpointDiscovery(t *testing.T) {
t.Parallel()
svc := New(unit.Session, &aws.Config{
EnableEndpointDiscovery: aws.Bool(true),
})
svc.Handlers.Clear()
var firstAsyncReq sync.WaitGroup
firstAsyncReq.Add(1)
svc.Handlers.Build.PushBack(func(r *request.Request) {
if r.Operation.Name == opDescribeEndpoints {
firstAsyncReq.Wait()
}
})
svc.Handlers.Send.PushBack(mockSendDescEndpoint)
req, _ := svc.TestDiscoveryOptionalRequest(&TestDiscoveryOptionalInput{
Sdk: aws.String("sdk"),
})
const clientHost = "awsendpointdiscoverytestservice.mock-region.amazonaws.com"
req.Handlers.Send.PushBack(func(r *request.Request) {
if e, a := clientHost, r.HTTPRequest.URL.Host; e != a {
t.Errorf("expected %q, but received %q", e, a)
}
})
req.Handlers.Complete.PushBack(func(r *request.Request) {
firstAsyncReq.Done()
})
if err := req.Send(); err != nil {
t.Fatal(err)
}
var cacheUpdated bool
for s := time.Now().Add(10 * time.Second); s.After(time.Now()); {
// Wait for the cache to be updated before making second request.
if svc.endpointCache.Has(req.Operation.Name) {
cacheUpdated = true
break
}
time.Sleep(10 * time.Millisecond)
}
if !cacheUpdated {
t.Fatalf("expect endpoint cache to be updated, was not")
}
req, _ = svc.TestDiscoveryOptionalRequest(&TestDiscoveryOptionalInput{
Sdk: aws.String("sdk"),
})
req.Handlers.Send.PushBack(func(r *request.Request) {
if e, a := "http://foo", r.HTTPRequest.URL.String(); e != a {
t.Errorf("expected %q, but received %q", e, a)
}
})
if err := req.Send(); err != nil {
t.Fatal(err)
}
}
func removeHandlers(h request.Handlers, removeSendHandlers bool) request.Handlers {
if removeSendHandlers {
h.Send.Clear()
}
h.Unmarshal.Clear()
h.UnmarshalStream.Clear()
h.UnmarshalMeta.Clear()
h.UnmarshalError.Clear()
h.Validate.Clear()
h.Complete.Clear()
h.ValidateResponse.Clear()
return h
}
func mockSendDescEndpoint(r *request.Request) {
if r.Operation.Name != opDescribeEndpoints {
return
}
out, _ := r.Data.(*DescribeEndpointsOutput)
out.Endpoints = []*Endpoint{
{
Address: aws.String("http://foo"),
CachePeriodInMinutes: aws.Int64(5),
},
}
r.Data = out
}
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