def test_order(self):
promise = Promise()
expected_result = []
for i in range(10):
def number():
n = random.randint(1, 10)
expected_result.append(n)
return n
promise.add(number)
self.assertEqual(promise.result, expected_result)
def test_basic(self):
threads = 1000
count = 5000
delay = 1
def product(a, b):
time.sleep(delay)
return a * b
promise = Promise()
elapsed_time = time.time()
for _ in range(count):
promise.add(product, 1, 2)
result = promise.result
total = reduce(lambda el, acc: el + acc, result)
self.assertEqual(total, 2 * count)
elapsed_time = round(time.time() - elapsed_time)
self.assertEqual(elapsed_time, count / threads * delay)