Files
go-sip/internal/asterisk/answer_test.go
T

78 lines
3.1 KiB
Go

package asterisk
import (
"context"
"strings"
"testing"
"time"
"github.com/CyCoreSystems/ari/v5"
)
type answerEvents struct {
ari.Subscription
events chan ari.Event
}
func (f answerEvents) Events() <-chan ari.Event { return f.events }
func (f answerEvents) Cancel() {}
func TestAwaitNativeAnswerRequiresMatchingStasisStart(t *testing.T) {
sub := answerEvents{events: make(chan ari.Event, 3)}
sub.events <- &ari.StasisStart{EventData: ari.EventData{Type: "StasisStart"}, Channel: ari.ChannelData{ID: "someone-else"}}
sub.events <- &ari.ChannelStateChange{EventData: ari.EventData{Type: "ChannelStateChange"}, Channel: ari.ChannelData{ID: "exec-1", State: "Up"}}
sub.events <- &ari.StasisStart{EventData: ari.EventData{Type: "StasisStart"}, Channel: ari.ChannelData{ID: "exec-1"}}
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
if err := awaitStasisStart(ctx, sub, "exec-1"); err != nil {
t.Fatalf("actual answered channel must enter the approved Stasis application: %v", err)
}
}
func TestAwaitNativeAnswerFailsClosedOnHangupOrEventLoss(t *testing.T) {
for _, tc := range []struct {
name string
event ari.Event
}{
{"hangup", &ari.ChannelHangupRequest{EventData: ari.EventData{Type: "ChannelHangupRequest"}, Channel: ari.ChannelData{ID: "exec-1"}, Cause: 17}},
{"destroyed", &ari.ChannelDestroyed{EventData: ari.EventData{Type: "ChannelDestroyed"}, Channel: ari.ChannelData{ID: "exec-1"}, Cause: 17}},
{"stasis-ended", &ari.StasisEnd{EventData: ari.EventData{Type: "StasisEnd"}, Channel: ari.ChannelData{ID: "exec-1"}}},
} {
t.Run(tc.name, func(t *testing.T) {
sub := answerEvents{events: make(chan ari.Event, 1)}
sub.events <- tc.event
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
if err := awaitStasisStart(ctx, sub, "exec-1"); err == nil || !strings.Contains(err.Error(), "before StasisStart") {
t.Fatalf("failed origination must not count as answered: %v", err)
}
})
}
t.Run("empty-event", func(t *testing.T) {
sub := answerEvents{events: make(chan ari.Event, 1)}
sub.events <- nil
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
if err := awaitStasisStart(ctx, sub, "exec-1"); err == nil || !strings.Contains(err.Error(), "empty event") {
t.Fatalf("empty ARI event cannot be ignored as if the stream was healthy: %v", err)
}
})
t.Run("subscription-lost", func(t *testing.T) {
sub := answerEvents{events: make(chan ari.Event)}
close(sub.events)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
if err := awaitStasisStart(ctx, sub, "exec-1"); err == nil || !strings.Contains(err.Error(), "subscription closed") {
t.Fatalf("event loss cannot be interpreted as answer: %v", err)
}
})
t.Run("deadline", func(t *testing.T) {
sub := answerEvents{events: make(chan ari.Event)}
ctx, cancel := context.WithCancel(context.Background())
cancel()
if err := awaitStasisStart(ctx, sub, "exec-1"); err == nil || !strings.Contains(err.Error(), "deadline or cancellation") {
t.Fatalf("expired answer window cannot be interpreted as answer: %v", err)
}
})
}