@Test
public void testGetSequencesShouldReturnWithEmptyMap() {

    //GIVEN
    Map<String, SequenceDescriptor> descriptors = new ConcurrentHashMap<>();
    descriptors.put("TestTeam-fistDescriptor-TestHandler", sequenceDescriptor);
    Whitebox.setInternalState(underTest, "descriptors", descriptors);
    //WHEN
    Map<String, WilmaSequence> actual = underTest.getSequences("TestTeam");
    //THEN
    Assert.assertEquals(actual, Collections.EMPTY_MAP);
}