def test_request_reordering():
ctx = Dummy()
# reordering off
n = ctx._last_len
assert n is None, n
_bdd._request_reordering(ctx)
# reordering on
ctx._last_len = 1
ctx.length = 3 # >= 2 = 2 * _last_len
# large growth
with nt.assert_raises(_bdd._NeedsReordering):
_bdd._request_reordering(ctx)
ctx._last_len = 2
ctx.length = 3 # < 4 = 2 * _last_len
# small growth
_bdd._request_reordering(ctx)
def test_request_reordering():
ctx = Dummy()
# reordering off
n = ctx._last_len
assert n is None, n
_bdd._request_reordering(ctx)
# reordering on
ctx._last_len = 1
ctx.length = 3 # >= 2 = 2 * _last_len
# large growth
with nt.assert_raises(_bdd._NeedsReordering):
_bdd._request_reordering(ctx)
ctx._last_len = 2
ctx.length = 3 # < 4 = 2 * _last_len
# small growth
_bdd._request_reordering(ctx)