def test_LineCollection_args():
with pytest.warns(MatplotlibDeprecationWarning):
lc = LineCollection(None, 2.2, 'r', zorder=3, facecolors=[0, 1, 0, 1])
assert lc.get_linewidth()[0] == 2.2
assert mcolors.same_color(lc.get_edgecolor(), 'r')
assert lc.get_zorder() == 3
assert mcolors.same_color(lc.get_facecolor(), [[0, 1, 0, 1]])
# To avoid breaking mplot3d, LineCollection internally sets the facecolor
# kwarg if it has not been specified. Hence we need the following test
# for LineCollection._set_default().
lc = LineCollection(None, facecolor=None)
assert mcolors.same_color(lc.get_facecolor(), 'none')
