@Test
public void testDetectorLastUsedTimeSync_duplicate_detectors() {

    int setSize = 4;
    populateSetWithDuplicateUUIDs(setSize);
    managerUnderTest.detectorLastUsedTimeSync(System.currentTimeMillis() + 1000 * 60);
    verify(detectorSource, atMost(1)).updatedDetectorLastUsed(any(UUID.class));
}