void removeRequest(String requestName) {
		assert requestName != null;
		requests.remove(requestName);
	}
@Test
	public void testRemoveRequest() {
		final int count = counter.getRequestsCount();
		counter.addRequest("remove request", 100, 50, 50, false, 1000);
		counter.removeRequest("remove request");
		assertEquals("requests count", count, counter.getRequestsCount());
	}