source-aware playback statuses.

internal/playback/video_worker_test.go

@@ -162,7 +162,8 @@ func TestVideoWorkerStatusesInheritGeneration(t *testing.T) {
 		func(error) bool { return true },
 		func(status Status) { statuses = append(statuses, status) },
 	)
-	_ = worker.Run(withGeneration(context.Background(), 7), activeVideoConfig())
+	config := activeVideoConfig()
+	_ = worker.Run(withGeneration(context.Background(), 7), config)
 	if len(statuses) == 0 {
 		t.Fatal("no statuses emitted")
 	}
@@ -170,6 +171,9 @@ func TestVideoWorkerStatusesInheritGeneration(t *testing.T) {
 		if status.Generation != 7 {
 			t.Fatalf("status generation = %d, want 7: %+v", status.Generation, status)
 		}
+		if status.Feed != config {
+			t.Fatalf("status feed = %#v, want %#v", status.Feed, config)
+		}
 	}
 }