Function test_on_select_ignores_duplicate_hits

tests/utils/test_skeleton.py:228–248

()

def test_on_select_ignores_duplicate_hits():
    builder = make_test_builder()
    builder.xy = np.array(
        [
            [0.0, 0.0],
            [10.0, 0.0],
            [20.0, 0.0],
        ]
    )
    builder.tree = KDTree(builder.xy)
    builder.inds = set()
    builder.segs = set()
    builder.lines = LineCollection([])
    attach_fake_canvas(builder)

    # Repeated nearby vertices should not create duplicate pairs
    verts = [(0.0, 0.0), (0.1, 0.0), (10.0, 0.0), (10.1, 0.0), (20.0, 0.0)]
    builder.on_select(verts)

    assert builder.inds == {(0, 1), (1, 2)}
    assert len(builder.segs) == 2


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