### Question:
KeyValueBackupReporter { static void onNewThread(String threadName) { if (DEBUG) { Slog.d(TAG, "Spinning thread " + threadName); } } KeyValueBackupReporter(
            UserBackupManagerService backupManagerService,
            IBackupObserver observer,
            @Nullable IBackupManagerMonitor monitor);   }### Answer:
@Test public void testOnNewThread_logsCorrectly() { KeyValueBackupReporter.onNewThread("foo"); assertLogcat(TAG, Log.DEBUG); }