blob: 73819d5ebb10d1f7a4510c070ea9888b888c1bcd [file] [log] [blame]
#!/usr/bin/env python3
#
# Copyright 2017 - The Android Open Source Project
#
# 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 json
import os
import unittest
import mock
from mock import patch, Mock, MagicMock
from acts.libs.metrics.metric import RecordableMetric
class MockRecordableMetric(RecordableMetric):
def __init__(self, mock_metric_dir):
super().__init__()
self.metric_dir = mock_metric_dir
def setup(self, test, testcase, binding_name):
pass
class RecordableMetricTest(unittest.TestCase):
def get_mock_channel_stream(self, path, *args, **kwargs):
if path not in self._mock_channel_stream_lookup:
self._mock_channel_stream_lookup[path] = mock.MagicMock()
return self._mock_channel_stream_lookup[path]
def setUp(self):
self._mock_channel_stream_lookup = {}
@patch("os.path.exists")
@patch("os.makedirs")
@patch("builtins.open")
def test_create_channel_stream(self, mock_open, mock_make_dirs,
mock_exists):
mock_path = '/metric/path'
mock_metric = MockRecordableMetric(mock_path)
mock_exists.return_value = False
mock_open.side_effect = self.get_mock_channel_stream
mock_metric.record(10, "test", "new")
mock_open.assert_called_with(os.path.join(mock_path, "new.smetric"),
mode='w')
mock_metric.record(20, "test", "other")
mock_open.assert_called_with(os.path.join(mock_path, "other.smetric"),
mode='w')
mock_metric.finish()
@patch("os.path.exists")
@patch("os.makedirs")
@patch("builtins.open")
def test_create_channel_error_on_existing_stream(self, mock_open,
mock_make_dirs,
mock_exists):
mock_path = '/metric/path'
mock_metric = MockRecordableMetric(mock_path)
mock_exists.return_value = True
mock_open.side_effect = self.get_mock_channel_stream
with self.assertRaises(ValueError):
mock_metric.record(10, "test", "new")
@patch("os.path.exists")
@patch("os.makedirs")
@patch("builtins.open")
def test_record_to_channel_stream(self, mock_open,
mock_make_dirs,
mock_exists):
mock_path = '/metric/path'
new_metric_path = os.path.join(mock_path, 'new.smetric')
mock_metric = MockRecordableMetric(mock_path)
mock_exists.return_value = False
mock_open.side_effect = self.get_mock_channel_stream
key = "test"
value = 10
mock_metric.record(value, key, "new")
expected_json = json.dumps({
"key": key,
"value": value,
})
mock_stream = self.get_mock_channel_stream(new_metric_path)
self.assertTrue(
mock_stream.write.call_args_list[0] == mock.call(expected_json))
self.assertTrue(
mock_stream.write.call_args_list[1] == mock.call("\n"))
@patch("os.path.exists")
@patch("os.makedirs")
@patch("builtins.open")
def test_close_blobs_on_finished(self, mock_open,
mock_make_dirs,
mock_exists):
mock_path = '/metric/path'
new_metric_path = os.path.join(mock_path, 'new.smetric')
mock_metric = MockRecordableMetric(mock_path)
mock_exists.return_value = False
mock_open.side_effect = self.get_mock_channel_stream
mock_metric.record(10, "test", "new")
mock_metric.finish()
mock_stream = self.get_mock_channel_stream(new_metric_path)
self.assertTrue(mock_stream.close.called)
if __name__ == "__main__":
unittest.main()