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#--------------------------------------------------------------------------
#
# Copyright (c) Microsoft Corporation. All rights reserved.
#
# The MIT License (MIT)
#
# 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 time
try:
from unittest import mock
except ImportError:
import mock
import pytest
from msrest.polling import *
from msrest.service_client import ServiceClient
from msrest.serialization import Model
from msrest.configuration import Configuration
def test_abc_polling():
abc_polling = PollingMethod()
with pytest.raises(NotImplementedError):
abc_polling.initialize(None, None, None)
with pytest.raises(NotImplementedError):
abc_polling.run()
with pytest.raises(NotImplementedError):
abc_polling.status()
with pytest.raises(NotImplementedError):
abc_polling.finished()
with pytest.raises(NotImplementedError):
abc_polling.resource()
def test_no_polling():
no_polling = NoPolling()
initial_response = "initial response"
def deserialization_cb(response):
assert response == initial_response
return "Treated: "+response
no_polling.initialize(None, initial_response, deserialization_cb)
no_polling.run() # Should no raise and do nothing
assert no_polling.status() == "succeeded"
assert no_polling.finished()
assert no_polling.resource() == "Treated: "+initial_response
class PollingTwoSteps(PollingMethod):
"""An empty poller that returns the deserialized initial response.
"""
def __init__(self, sleep=0):
self._initial_response = None
self._deserialization_callback = None
self._sleep = sleep
def initialize(self, _, initial_response, deserialization_callback):
self._initial_response = initial_response
self._deserialization_callback = deserialization_callback
self._finished = False
def run(self):
"""Empty run, no polling.
"""
self._finished = True
time.sleep(self._sleep) # Give me time to add callbacks!
def status(self):
"""Return the current status as a string.
:rtype: str
"""
return "succeeded" if self._finished else "running"
def finished(self):
"""Is this polling finished?
:rtype: bool
"""
return self._finished
def resource(self):
return self._deserialization_callback(self._initial_response)
@pytest.fixture
def client():
# We need a ServiceClient instance, but the poller itself don't use it, so we don't need
# Something functional
return ServiceClient(None, Configuration("http://example.org"))
def test_poller(client):
# Same the poller itself doesn't care about the initial_response, and there is no type constraint here
initial_response = "Initial response"
# Same for deserialization_callback, just pass to the polling_method
def deserialization_callback(response):
assert response == initial_response
return "Treated: "+response
method = NoPolling()
poller = LROPoller(client, initial_response, deserialization_callback, method)
done_cb = mock.MagicMock()
poller.add_done_callback(done_cb)
result = poller.result()
assert poller.done()
assert result == "Treated: "+initial_response
assert poller.status() == "succeeded"
done_cb.assert_called_once_with(method)
# Test with a basic Model
poller = LROPoller(client, initial_response, Model, method)
assert poller._polling_method._deserialization_callback == Model.deserialize
# Test poller that method do a run
method = PollingTwoSteps(sleep=1)
poller = LROPoller(client, initial_response, deserialization_callback, method)
done_cb = mock.MagicMock()
done_cb2 = mock.MagicMock()
poller.add_done_callback(done_cb)
poller.remove_done_callback(done_cb2)
result = poller.result()
assert result == "Treated: "+initial_response
assert poller.status() == "succeeded"
done_cb.assert_called_once_with(method)
done_cb2.assert_not_called()
with pytest.raises(ValueError) as excinfo:
poller.remove_done_callback(done_cb)
assert "Process is complete" in str(excinfo.value)
def test_broken_poller(client):
with pytest.raises(ValueError):
LROPoller(None, None, None, None)
class NoPollingError(PollingTwoSteps):
def run(self):
raise ValueError("Something bad happened")
initial_response = "Initial response"
def deserialization_callback(response):
return "Treated: "+response
method = NoPollingError()
poller = LROPoller(client, initial_response, deserialization_callback, method)
with pytest.raises(ValueError) as excinfo:
poller.result()
assert "Something bad happened" in str(excinfo.value)
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