def test_future_error():
p = Promise()
p.setError("woops")
f = p.future()
assert f.hasError() is True
assert f.error() == "woops"
try:
f.value()
except RuntimeError:
pass
def test_future_andthen_error():
global called
called = False
def callback(v):
global called
called = True
assert False
p = Promise()
f = p.future()
f2 = f.andThen(callback)
p.setError("errlol")
f2.wait(1000)
assert f2.isFinished()
assert f2.error() == "errlol"
time.sleep(0.1)
assert not called
