events/test/handler_test.go
2025-09-16 22:33:13 +02:00

61 lines
1.2 KiB
Go

package events_test
import (
"fmt"
"sync"
"testing"
"git.apihub24.de/admin/events"
)
const (
NameEventType events.EventType = "name"
GreetEventType events.EventType = "greet"
)
type (
NameEventData struct {
Name string
}
GreetEventData struct {
Greeting string
}
)
func Test_EventHandler_ShouldHandleSubscriptions(t *testing.T) {
handler := events.NewEventHandler()
nameEvent := events.NewEvent(NameEventType, NameEventData{Name: "Tom"})
wg := sync.WaitGroup{}
wg.Add(2)
handler.Subscribe(NameEventType, func(event events.IEvent) {
var data NameEventData
err := event.Data(&data)
if err != nil {
t.Error(err)
}
err = handler.Publish(events.NewEvent(GreetEventType, GreetEventData{Greeting: fmt.Sprintf("Hello, %s", data.Name)}))
if err != nil {
t.Error(err)
}
wg.Done()
})
handler.Subscribe(GreetEventType, func(event events.IEvent) {
var data GreetEventData
err := event.Data(&data)
if err != nil {
t.Error(err)
}
if data.Greeting != "Hello, Tom" {
t.Errorf("expect greeting 'Hello, Tom' but get '%s'", data.Greeting)
}
wg.Done()
})
err := handler.Publish(nameEvent)
if err != nil {
t.Error(err)
}
wg.Wait()
}