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###############################################################################
#
# The MIT License (MIT)
#
# Copyright (c) Tavendo GmbH
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
###############################################################################
import txaio
from util import await
def test_gather_two(framework):
'''
Wait for two Futures.
'''
errors = []
results = []
calls = []
def foo():
def codependant(*args, **kw):
calls.append((args, kw))
return 42
return txaio.as_future(codependant)
def method(*args, **kw):
calls.append((args, kw))
return "OHAI"
f0 = txaio.as_future(method, 1, 2, 3, key='word')
f1 = txaio.as_future(foo)
f2 = txaio.gather([f0, f1])
def done(arg):
results.append(arg)
def error(fail):
errors.append(fail)
# fail.printTraceback()
txaio.add_callbacks(f2, done, error)
for f in [f0, f1, f2]:
await(f)
assert len(results) == 1
assert len(errors) == 0
assert results[0] == ['OHAI', 42] or results[0] == [42, 'OHAI']
assert len(calls) == 2
assert calls[0] == ((1, 2, 3), dict(key='word'))
assert calls[1] == (tuple(), dict())
def test_gather_no_consume(framework):
'''
consume_exceptions=False
'''
errors = []
results = []
calls = []
f0 = txaio.create_future_error(error=RuntimeError("f0 failed"))
f1 = txaio.create_future_error(error=RuntimeError("f1 failed"))
f2 = txaio.gather([f0, f1], consume_exceptions=False)
def done(arg):
results.append(arg)
def error(fail):
errors.append(fail)
# fail.printTraceback()
txaio.add_callbacks(f0, done, error)
txaio.add_callbacks(f1, done, error)
txaio.add_callbacks(f2, done, error)
# FIXME more testing annoyance; the propogated errors are raised
# out of "run_until_complete()" as well; fix util.py?
for f in [f0, f1, f2]:
try:
await(f)
except:
pass
assert len(results) == 0
assert len(errors) == 3
assert len(calls) == 0
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