async def test_ceil_timeout_round(loop) -> None:
async with helpers.ceil_timeout(1.5) as cm:
frac, integer = modf(cm.deadline)
assert frac == 0
async def test_ceil_timeout_small(loop) -> None:
async with helpers.ceil_timeout(1.1) as cm:
frac, integer = modf(cm.deadline)
# a chance for exact integer with zero fraction is negligible
assert frac != 0
async def test_ceil_timeout_none(loop) -> None:
async with helpers.ceil_timeout(None) as cm:
assert cm.deadline is None
async def test_ceil_timeout_small_with_overriden_threshold(loop) -> None:
async with helpers.ceil_timeout(1.5, ceil_threshold=1) as cm:
frac, integer = modf(cm.deadline)
assert frac == 0
