public static void scheduleReportMailForLocalServer(Collector collector, Timer timer) {
		assert collector != null;
		assert timer != null;
		for (final Period period : getMailPeriods()) {
			scheduleReportMailForLocalServer(collector, timer, period);
		}
	}
@Test
	public void testScheduleReportMail() {
		final Timer timer = new Timer("test timer", true);
		try {
			final Counter counter = new Counter("http", null);
			final Collector collector = new Collector("test", Collections.singletonList(counter));
			MailReport.scheduleReportMailForLocalServer(collector, timer);
		} finally {
			timer.cancel();
		}
		// n'importe
		assertNotNull("MailReport", timer.purge());
	}