Function test_finalise_back_front_merge_same_thing

tests/test_DurationSegment.py:359–374

Tests that finalising either the front or the back and then merging on the appropriate side results in segments with the same duration and time warp attributes.

()

def test_finalise_back_front_merge_same_thing():
    """
    Tests that finalising either the front or the back and then merging on the
    appropriate side results in segments with the same duration and time warp
    attributes.
    """
    ds1 = DurationSegment(50, 0, 70, 110, 100)
    ds2 = DurationSegment(45, 0, 30, 50, 50)

    # Finalise the first segment at its back, then merge. Or finalise the
    # second segment at the front and then merge. This should result in the
    # same segment w.r.t. time warp and duration.
    finalise_back = DurationSegment.merge(0, ds1.finalise_back(), ds2)
    finalise_front = DurationSegment.merge(0, ds1, ds2.finalise_front())
    assert_equal(finalise_back.time_warp(), finalise_front.time_warp())
    assert_equal(finalise_back.duration(), finalise_front.duration())