def test_get_loop_no_default_loop():
asyncio.set_event_loop(None)
args = [None, None, None, None, None]
with pytest.raises(RuntimeError):
_get_loop(*args, loop=None)
def test_get_loop_kwargs(loop):
args = [False, True, None, None, {'_loop': loop}]
_loop = _get_loop(*args, loop='_loop')
assert _loop is loop
args[4].pop('_loop')
with pytest.raises(KeyError):
_get_loop(*args, loop='_loop')
def test_get_loop_default_loop(loop):
asyncio.set_event_loop(loop)
args = [None, None, None, None, None]
_loop = _get_loop(*args, loop=None)
assert _loop is loop
def test_get_loop_cls(loop):
class Obj:
def __init__(self, *, loop):
self._loop = loop
async def coro(self):
pass
obj = Obj(loop=loop)
args = [True, False, obj.coro, None, None]
_loop = _get_loop(*args, loop='_loop')
assert _loop is loop
with pytest.raises(AttributeError):
_get_loop(*args, loop='loop')
args[2] = Obj.coro
args[3] = [obj]
_loop = _get_loop(*args, loop='_loop')
assert _loop is loop
args[3] = []
with pytest.raises(AssertionError):
_get_loop(*args, loop='_loop')
def test_get_loop_str_cls_kwargs():
args = [True, True, None, None, None]
with pytest.raises(AssertionError):
_get_loop(*args, loop='_loop')
def test_get_loop_explicit(loop):
args = [None, None, None, None, None]
_loop = _get_loop(*args, loop=loop)
assert _loop is loop