def test_clear(self):
lazy_constant = ThreadLocalLazyConstant(qcore.utime)
lazy_time = lazy_constant.get_value()
with qcore.TimeOffset(qcore.HOUR):
assert_eq(lazy_time,
lazy_constant.get_value(),
tolerance=qcore.MINUTE)
lazy_constant.clear()
assert_ne(lazy_time,
lazy_constant.get_value(),
tolerance=qcore.MINUTE)
def test_not_compute(self):
lazy_constant = ThreadLocalLazyConstant(lambda: not_computed)
assert_is(None, lazy_constant.compute())
assert_is(None, lazy_constant.get_value())
def execute():
with lock:
results.append(lazy_constant.get_value())