package notify

import "testing"

func TestClientPublishSendFileEventObserverOnly(t *testing.T) {
	client := NewClient().(*ClientCommon)

	var observed []FileEvent
	var handled []FileEvent
	client.setFileEventObserver(func(event FileEvent) {
		observed = append(observed, event)
	})
	client.SetFileHandler(func(event FileEvent) {
		handled = append(handled, event)
	})

	event := FileEvent{
		Kind:   EnvelopeFileChunk,
		Packet: FilePacket{FileID: "send-1", Size: 32},
	}
	client.publishSendFileEvent(event)

	if got, want := len(observed), 1; got != want {
		t.Fatalf("observed count mismatch: got %d want %d", got, want)
	}
	if got, want := len(handled), 0; got != want {
		t.Fatalf("handled count mismatch: got %d want %d", got, want)
	}
	if got, want := observed[0].Packet.FileID, "send-1"; got != want {
		t.Fatalf("observed fileID mismatch: got %q want %q", got, want)
	}
}

func TestClientPublishReceivedFileEventObserverAndHandler(t *testing.T) {
	client := NewClient().(*ClientCommon)

	var observed []FileEvent
	var handled []FileEvent
	client.setFileEventObserver(func(event FileEvent) {
		observed = append(observed, event)
	})
	client.SetFileHandler(func(event FileEvent) {
		handled = append(handled, event)
	})

	event := FileEvent{
		Kind:     EnvelopeFileEnd,
		Packet:   FilePacket{FileID: "recv-1", Size: 64},
		Received: 64,
		Done:     true,
	}
	client.publishReceivedFileEvent(event)

	if got, want := len(observed), 1; got != want {
		t.Fatalf("observed count mismatch: got %d want %d", got, want)
	}
	if got, want := len(handled), 1; got != want {
		t.Fatalf("handled count mismatch: got %d want %d", got, want)
	}
	if got, want := observed[0].Packet.FileID, "recv-1"; got != want {
		t.Fatalf("observed fileID mismatch: got %q want %q", got, want)
	}
	if got, want := handled[0].Packet.FileID, "recv-1"; got != want {
		t.Fatalf("handled fileID mismatch: got %q want %q", got, want)
	}
}

func TestServerPublishSendFileEventObserverOnly(t *testing.T) {
	server := NewServer().(*ServerCommon)

	var observed []FileEvent
	var handled []FileEvent
	server.setFileEventObserver(func(event FileEvent) {
		observed = append(observed, event)
	})
	server.SetFileHandler(func(event FileEvent) {
		handled = append(handled, event)
	})

	event := FileEvent{
		Kind:   EnvelopeFileMeta,
		Packet: FilePacket{FileID: "server-send-1", Size: 128},
	}
	server.publishSendFileEvent(event)

	if got, want := len(observed), 1; got != want {
		t.Fatalf("observed count mismatch: got %d want %d", got, want)
	}
	if got, want := len(handled), 0; got != want {
		t.Fatalf("handled count mismatch: got %d want %d", got, want)
	}
	if got, want := observed[0].Packet.FileID, "server-send-1"; got != want {
		t.Fatalf("observed fileID mismatch: got %q want %q", got, want)
	}
}