1eda8f9f3e
In addition to being less confusing for devs, this lets us actually run
tempauth tests in swiftclient dsvm jobs.
The job definition (over in the swift repo) specifies test/sample.conf,
which does not exist in this repo. As a result, those tests would skip
with
SKIPPING FUNCTIONAL TESTS DUE TO NO CONFIG
Change-Id: I558dbf9a657d442e6e19468e543bbec855129eeb
241 lines
8.4 KiB
Python
241 lines
8.4 KiB
Python
# Copyright (c) 2010-2013 OpenStack, LLC.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import sys
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import unittest
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import threading
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import six
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from concurrent.futures import as_completed
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from six.moves.queue import Queue, Empty
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from time import sleep
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from swiftclient import multithreading as mt
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from .utils import CaptureStream
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class ThreadTestCase(unittest.TestCase):
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def setUp(self):
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super(ThreadTestCase, self).setUp()
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self.got_items = Queue()
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self.got_args_kwargs = Queue()
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self.starting_thread_count = threading.active_count()
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def _func(self, conn, item, *args, **kwargs):
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self.got_items.put((conn, item))
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self.got_args_kwargs.put((args, kwargs))
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if item == 'sleep':
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sleep(1)
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if item == 'go boom':
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raise Exception('I went boom!')
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return 'success'
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def _create_conn(self):
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return "This is a connection"
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def _create_conn_fail(self):
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raise Exception("This is a failed connection")
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def assertQueueContains(self, queue, expected_contents):
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got_contents = []
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try:
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while True:
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got_contents.append(queue.get(timeout=0.1))
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except Empty:
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pass
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if isinstance(expected_contents, set):
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got_contents = set(got_contents)
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self.assertEqual(expected_contents, got_contents)
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class TestConnectionThreadPoolExecutor(ThreadTestCase):
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def setUp(self):
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super(TestConnectionThreadPoolExecutor, self).setUp()
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self.input_queue = Queue()
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self.stored_results = []
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def tearDown(self):
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super(TestConnectionThreadPoolExecutor, self).tearDown()
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def test_submit_good_connection(self):
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ctpe = mt.ConnectionThreadPoolExecutor(self._create_conn, 1)
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with ctpe as pool:
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# Try submitting a job that should succeed
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f = pool.submit(self._func, "succeed")
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f.result()
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self.assertQueueContains(
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self.got_items,
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[("This is a connection", "succeed")]
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)
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# Now a job that fails
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try:
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f = pool.submit(self._func, "go boom")
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f.result()
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except Exception as e:
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self.assertEqual('I went boom!', str(e))
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else:
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self.fail('I never went boom!')
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# Has the connection been returned to the pool?
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f = pool.submit(self._func, "succeed")
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f.result()
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self.assertQueueContains(
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self.got_items,
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[
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("This is a connection", "go boom"),
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("This is a connection", "succeed")
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]
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)
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def test_submit_bad_connection(self):
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ctpe = mt.ConnectionThreadPoolExecutor(self._create_conn_fail, 1)
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with ctpe as pool:
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# Now a connection that fails
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try:
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f = pool.submit(self._func, "succeed")
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f.result()
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except Exception as e:
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self.assertEqual('This is a failed connection', str(e))
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else:
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self.fail('The connection did not fail')
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# Make sure we don't lock up on failed connections
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try:
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f = pool.submit(self._func, "go boom")
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f.result()
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except Exception as e:
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self.assertEqual('This is a failed connection', str(e))
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else:
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self.fail('The connection did not fail')
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def test_lazy_connections(self):
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ctpe = mt.ConnectionThreadPoolExecutor(self._create_conn, 10)
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with ctpe as pool:
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# Submit multiple jobs sequentially - should only use 1 conn
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f = pool.submit(self._func, "succeed")
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f.result()
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f = pool.submit(self._func, "succeed")
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f.result()
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f = pool.submit(self._func, "succeed")
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f.result()
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expected_connections = [(0, "This is a connection")]
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expected_connections.extend([(x, None) for x in range(1, 10)])
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self.assertQueueContains(
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pool._connections, expected_connections
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)
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ctpe = mt.ConnectionThreadPoolExecutor(self._create_conn, 10)
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with ctpe as pool:
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fs = []
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f1 = pool.submit(self._func, "sleep")
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f2 = pool.submit(self._func, "sleep")
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f3 = pool.submit(self._func, "sleep")
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fs.extend([f1, f2, f3])
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expected_connections = [
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(0, "This is a connection"),
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(1, "This is a connection"),
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(2, "This is a connection")
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]
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expected_connections.extend([(x, None) for x in range(3, 10)])
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for f in as_completed(fs):
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f.result()
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self.assertQueueContains(
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pool._connections, expected_connections
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)
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class TestOutputManager(unittest.TestCase):
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def test_instantiation(self):
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output_manager = mt.OutputManager()
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self.assertEqual(sys.stdout, output_manager.print_stream)
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self.assertEqual(sys.stderr, output_manager.error_stream)
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def test_printers(self):
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out_stream = CaptureStream(sys.stdout)
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err_stream = CaptureStream(sys.stderr)
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starting_thread_count = threading.active_count()
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with mt.OutputManager(
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print_stream=out_stream,
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error_stream=err_stream) as thread_manager:
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# Sanity-checking these gives power to the previous test which
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# looked at the default values of thread_manager.print/error_stream
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self.assertEqual(out_stream, thread_manager.print_stream)
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self.assertEqual(err_stream, thread_manager.error_stream)
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# No printing has happened yet, so no new threads
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self.assertEqual(starting_thread_count,
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threading.active_count())
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thread_manager.print_msg('one-argument')
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thread_manager.print_msg('one %s, %d fish', 'fish', 88)
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thread_manager.error('I have %d problems, but a %s is not one',
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99, u'\u062A\u062A')
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thread_manager.print_msg('some\n%s\nover the %r', 'where',
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u'\u062A\u062A')
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thread_manager.error('one-error-argument')
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thread_manager.error('Sometimes\n%.1f%% just\ndoes not\nwork!',
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3.14159)
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thread_manager.print_raw(
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u'some raw bytes: \u062A\u062A'.encode('utf-8'))
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thread_manager.print_items([
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('key', 'value'),
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('object', u'O\u0308bject'),
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])
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thread_manager.print_raw(b'\xffugly\xffraw')
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# Now we have a thread for error printing and a thread for
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# normal print messages
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self.assertEqual(starting_thread_count + 2,
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threading.active_count())
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# The threads should have been cleaned up
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self.assertEqual(starting_thread_count, threading.active_count())
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if six.PY3:
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over_the = "over the '\u062a\u062a'\n"
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else:
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over_the = "over the u'\\u062a\\u062a'\n"
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# We write to the CaptureStream so no decoding is performed
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self.assertEqual(''.join([
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'one-argument\n',
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'one fish, 88 fish\n',
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'some\n', 'where\n',
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over_the,
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u'some raw bytes: \u062a\u062a',
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' key: value\n',
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u' object: O\u0308bject\n'
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]).encode('utf8') + b'\xffugly\xffraw', out_stream.getvalue())
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self.assertEqual(''.join([
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u'I have 99 problems, but a \u062A\u062A is not one\n',
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'one-error-argument\n',
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'Sometimes\n', '3.1% just\n', 'does not\n', 'work!\n'
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]), err_stream.getvalue().decode('utf8'))
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self.assertEqual(3, thread_manager.error_count)
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