synapse-old/tests/test_phone_home.py

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# Copyright 2019 Matrix.org Foundation C.I.C.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import resource
2021-04-09 11:44:38 -06:00
from unittest import mock
from twisted.test.proto_helpers import MemoryReactor
from synapse.app.phone_stats_home import phone_stats_home
from synapse.rest import admin
from synapse.rest.client import login, sync
from synapse.server import HomeServer
from synapse.types import JsonDict
from synapse.util import Clock
from tests.unittest import HomeserverTestCase
class PhoneHomeStatsTestCase(HomeserverTestCase):
def test_performance_frozen_clock(self) -> None:
"""
If time doesn't move, don't error out.
"""
past_stats = [
(self.hs.get_clock().time(), resource.getrusage(resource.RUSAGE_SELF))
]
stats: JsonDict = {}
self.get_success(phone_stats_home(self.hs, stats, past_stats))
self.assertEqual(stats["cpu_average"], 0)
def test_performance_100(self) -> None:
"""
1 second of usage over 1 second is 100% CPU usage.
"""
real_res = resource.getrusage(resource.RUSAGE_SELF)
old_resource = mock.Mock(spec=real_res)
old_resource.ru_utime = real_res.ru_utime - 1
old_resource.ru_stime = real_res.ru_stime
old_resource.ru_maxrss = real_res.ru_maxrss
past_stats = [(self.hs.get_clock().time(), old_resource)]
stats: JsonDict = {}
self.reactor.advance(1)
# `old_resource` has type `Mock` instead of `struct_rusage`
self.get_success(
phone_stats_home(self.hs, stats, past_stats) # type: ignore[arg-type]
)
self.assertApproximates(stats["cpu_average"], 100, tolerance=2.5)
class CommonMetricsTestCase(HomeserverTestCase):
servlets = [
admin.register_servlets,
login.register_servlets,
sync.register_servlets,
]
def prepare(self, reactor: MemoryReactor, clock: Clock, hs: HomeServer) -> None:
self.metrics_manager = hs.get_common_usage_metrics_manager()
self.get_success(self.metrics_manager.setup())
def test_dau(self) -> None:
"""Tests that the daily active users count is correctly updated."""
self._assert_metric_value("daily_active_users", 0)
self.register_user("user", "password")
tok = self.login("user", "password")
self.make_request("GET", "/sync", access_token=tok)
self.pump(1)
self._assert_metric_value("daily_active_users", 1)
def _assert_metric_value(self, metric_name: str, expected: int) -> None:
"""Compare the given value to the current value of the common usage metric with
the given name.
Args:
metric_name: The metric to look up.
expected: Expected value for this metric.
"""
metrics = self.get_success(self.metrics_manager.get_metrics())
value = getattr(metrics, metric_name)
self.assertEqual(value, expected)