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32 lines
576 B
Go

package observer
import (
"fmt"
"testing"
)
func TestObserver(t *testing.T) {
sendEmail := make(Observer)
notifyWelcome := make(Observer)
userRegister := NewSubject()
userRegister.Attach(sendEmail, notifyWelcome)
go func() {
for data := range sendEmail {
fmt.Println("The send email service receive data: ", data)
}
}()
go func() {
for data := range notifyWelcome {
fmt.Println("The notify welcome service receive data: ", data)
}
}()
newUser1 := "fantasticbin"
newUser2 := "gan"
userRegister.Notify(newUser1)
userRegister.Notify(newUser2)
}