mirror of
https://repo.dactyloidae.xyz/Dactyloidae/UXP.git
synced 2026-09-24 17:37:30 +09:00
35 lines
1.2 KiB
Python
35 lines
1.2 KiB
Python
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
|
|
# Use of this source code is governed by a BSD-style license that can be
|
|
# found in the LICENSE file.
|
|
|
|
|
|
"""A module that contains a queue for running sharded tests."""
|
|
|
|
import multiprocessing
|
|
|
|
|
|
class ShardedTestsQueue(object):
|
|
"""A queue for managing pending tests across different runners.
|
|
|
|
This class should only be used when sharding.
|
|
|
|
Attributes:
|
|
num_devices: an integer; the number of attached Android devices.
|
|
tests: a list of tests to be run.
|
|
tests_queue: if sharding, a JoinableQueue object that holds tests from
|
|
|tests|. Otherwise, a list holding tests.
|
|
results_queue: a Queue object to hold TestResults objects.
|
|
"""
|
|
_STOP_SENTINEL = 'STOP' # sentinel value for iter()
|
|
|
|
def __init__(self, num_devices, tests):
|
|
self.num_devices = num_devices
|
|
self.tests_queue = multiprocessing.Queue()
|
|
for test in tests:
|
|
self.tests_queue.put(test)
|
|
for _ in xrange(self.num_devices):
|
|
self.tests_queue.put(ShardedTestsQueue._STOP_SENTINEL)
|
|
|
|
def __iter__(self):
|
|
"""Returns an iterator with the test cases."""
|
|
return iter(self.tests_queue.get, ShardedTestsQueue._STOP_SENTINEL)
|