def test_priority_frame_serializes_properly(self):
f = PriorityFrame(1)
f.priority = 0xFF
s = f.serialize()
assert s == b'\x00\x04\x02\x00\x00\x00\x00\x01\x00\x00\x00\xff'
def test_priority_frame_must_have_body_length_four(self):
f = PriorityFrame(1)
with pytest.raises(ValueError):
f.parse_body(b'\x01')
def test_priority_frame_has_no_flags(self):
f = PriorityFrame(1)
flags = f.parse_flags(0xFF)
assert not flags
assert isinstance(flags, set)
def test_priority_frame_comes_on_a_stream(self):
with pytest.raises(ValueError):
PriorityFrame(0)
