def test_timeline_overlaps():
overlapped_tl = Timeline(uri="La menuiserie mec")
overlapped_tl.add(Segment(0, 10))
overlapped_tl.add(Segment(5, 10))
overlapped_tl.add(Segment(15, 20))
overlapped_tl.add(Segment(18, 23))
expected_overlap = Timeline()
expected_overlap.add(Segment(5, 10))
expected_overlap.add(Segment(18, 20))
assert expected_overlap == overlapped_tl.get_overlap()
