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#!/usr/bin/env python
# Copyright (c) 2017 Orange and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
# pylint: disable=missing-docstring
import os
from io import BytesIO
import logging
import subprocess
import unittest
import mock
from xtesting.core import feature
from xtesting.core import testcase
from xtesting.utils import constants
class FakeTestCase(feature.Feature):
def execute(self, **kwargs):
pass
class AbstractFeatureTesting(unittest.TestCase):
def test_run_unimplemented(self):
# pylint: disable=abstract-class-instantiated
with self.assertRaises(TypeError):
feature.Feature(case_name="feature", project_name="xtesting")
class FeatureTestingBase(unittest.TestCase):
_case_name = "foo"
_project_name = "bar"
_repo = "dir_repo_bar"
_cmd = "run_bar_tests.py"
_output_file = os.path.join(constants.RESULTS_DIR, 'foo/foo.log')
_max_duration = 1
feature = None
@mock.patch('time.time', side_effect=[1, 2])
def _test_run(self, status, mock_method=None):
self.assertEqual(self.feature.run(cmd=self._cmd), status)
if status == testcase.TestCase.EX_OK:
self.assertEqual(self.feature.result, 100)
else:
self.assertEqual(self.feature.result, 0)
mock_method.assert_has_calls([mock.call(), mock.call()])
self.assertEqual(self.feature.start_time, 1)
self.assertEqual(self.feature.stop_time, 2)
@mock.patch('time.time', side_effect=[1, 2])
def _test_run_console(self, console, status, mock_method=None):
self.assertEqual(
self.feature.run(cmd=self._cmd, console=console), status)
self.assertEqual(self.feature.result, 100)
mock_method.assert_has_calls([mock.call(), mock.call()])
self.assertEqual(self.feature.start_time, 1)
self.assertEqual(self.feature.stop_time, 2)
@mock.patch('time.time', side_effect=[1, 2])
def _test_run_max_duration(self, status, mock_method=None):
self.assertEqual(
self.feature.run(cmd=self._cmd, max_duration=self._max_duration),
status)
mock_method.assert_has_calls([mock.call(), mock.call()])
self.assertEqual(self.feature.start_time, 1)
self.assertEqual(self.feature.stop_time, 2)
class FeatureTesting(FeatureTestingBase):
def setUp(self):
# logging must be disabled else it calls time.time()
# what will break these unit tests.
logging.disable(logging.CRITICAL)
with mock.patch('builtins.open'):
self.feature = FakeTestCase(
project_name=self._project_name, case_name=self._case_name)
def test_run_exc(self):
with mock.patch.object(
self.feature, 'execute',
side_effect=Exception) as mock_method:
self._test_run(testcase.TestCase.EX_RUN_ERROR)
mock_method.assert_called_once_with(cmd=self._cmd)
def test_run(self):
self._test_run(testcase.TestCase.EX_RUN_ERROR)
class BashFeatureTesting(FeatureTestingBase):
def setUp(self):
# logging must be disabled else it calls time.time()
# what will break these unit tests.
logging.disable(logging.CRITICAL)
with mock.patch('builtins.open'):
self.feature = feature.BashFeature(
project_name=self._project_name, case_name=self._case_name)
@mock.patch('subprocess.Popen')
def test_run_no_cmd(self, mock_subproc):
self.assertEqual(
self.feature.run(), testcase.TestCase.EX_RUN_ERROR)
mock_subproc.assert_not_called()
@mock.patch('os.path.isdir', return_value=True)
@mock.patch('subprocess.Popen',
side_effect=subprocess.CalledProcessError(0, '', ''))
def test_run_ko1(self, *args):
with mock.patch('builtins.open', mock.mock_open()) as mopen:
self._test_run(testcase.TestCase.EX_RUN_ERROR)
mopen.assert_called_once_with(self._output_file, "w")
args[0].assert_called_once_with(
self._cmd, shell=True, stderr=mock.ANY, stdout=mock.ANY)
args[1].assert_called_once_with(self.feature.res_dir)
@mock.patch('os.path.isdir', return_value=True)
@mock.patch('subprocess.Popen')
def test_run_ko2(self, *args):
stream = BytesIO()
stream.write(b"foo")
stream.seek(0)
attrs = {'return_value.__enter__.return_value.stdout': stream,
'return_value.__enter__.return_value.returncode': 1}
args[0].configure_mock(**attrs)
with mock.patch('builtins.open', mock.mock_open()) as mopen:
self._test_run(testcase.TestCase.EX_RUN_ERROR)
self.assertIn(mock.call(self._output_file, 'w'), mopen.mock_calls)
self.assertIn(mock.call(self._output_file, 'r'), mopen.mock_calls)
args[0].assert_called_once_with(
self._cmd, shell=True, stderr=mock.ANY, stdout=mock.ANY)
args[1].assert_called_once_with(self.feature.res_dir)
@mock.patch('subprocess.Popen')
@mock.patch('os.path.isdir', return_value=True)
def test_run_ko3(self, *args):
stream = BytesIO()
stream.write(b"foo")
stream.seek(0)
wait = mock.MagicMock(side_effect=subprocess.TimeoutExpired(
cmd=FeatureTestingBase._cmd,
timeout=FeatureTestingBase._max_duration))
kill = mock.MagicMock()
attrs = {'return_value.__enter__.return_value.wait': wait,
'return_value.__enter__.return_value.kill': kill,
'return_value.__enter__.return_value.stdout': stream,
'return_value.__enter__.return_value.returncode': 0}
args[1].configure_mock(**attrs)
with mock.patch('builtins.open', mock.mock_open()) as mopen:
self._test_run_max_duration(testcase.TestCase.EX_RUN_ERROR)
self.assertIn(mock.call(self._output_file, 'w'), mopen.mock_calls)
self.assertNotIn(mock.call(self._output_file, 'r'), mopen.mock_calls)
args[1].assert_called_once_with(
self._cmd, shell=True, stderr=mock.ANY, stdout=mock.ANY)
wait.assert_called_once_with(timeout=FeatureTestingBase._max_duration)
kill.assert_called_once()
args[0].assert_called_once_with(self.feature.res_dir)
@mock.patch('os.path.isdir', return_value=True)
@mock.patch('subprocess.Popen')
def test_run1(self, *args):
stream = BytesIO()
stream.write(b"foo")
stream.seek(0)
attrs = {'return_value.__enter__.return_value.stdout': stream,
'return_value.__enter__.return_value.returncode': 0}
args[0].configure_mock(**attrs)
with mock.patch('builtins.open', mock.mock_open()) as mopen:
self._test_run(testcase.TestCase.EX_OK)
self.assertIn(mock.call(self._output_file, 'w'), mopen.mock_calls)
self.assertIn(mock.call(self._output_file, 'r'), mopen.mock_calls)
args[0].assert_called_once_with(
self._cmd, shell=True, stderr=mock.ANY, stdout=mock.ANY)
args[1].assert_called_once_with(self.feature.res_dir)
@mock.patch('os.path.isdir', return_value=True)
@mock.patch('subprocess.Popen')
def test_run2(self, *args):
stream = BytesIO()
stream.write(b"foo")
stream.seek(0)
attrs = {'return_value.__enter__.return_value.stdout': stream,
'return_value.__enter__.return_value.returncode': 0}
args[0].configure_mock(**attrs)
with mock.patch('builtins.open', mock.mock_open()) as mopen:
self._test_run_console(True, testcase.TestCase.EX_OK)
self.assertIn(mock.call(self._output_file, 'w'), mopen.mock_calls)
self.assertIn(mock.call(self._output_file, 'r'), mopen.mock_calls)
args[0].assert_called_once_with(
self._cmd, shell=True, stderr=mock.ANY, stdout=mock.ANY)
args[1].assert_called_once_with(self.feature.res_dir)
@mock.patch('os.path.isdir', return_value=True)
@mock.patch('subprocess.Popen')
def test_run3(self, *args):
stream = BytesIO()
stream.write(b"foo")
stream.seek(0)
attrs = {'return_value.__enter__.return_value.stdout': stream,
'return_value.__enter__.return_value.returncode': 0}
args[0].configure_mock(**attrs)
with mock.patch('builtins.open', mock.mock_open()) as mopen:
self._test_run_console(False, testcase.TestCase.EX_OK)
self.assertIn(mock.call(self._output_file, 'w'), mopen.mock_calls)
self.assertIn(mock.call(self._output_file, 'r'), mopen.mock_calls)
args[0].assert_called_once_with(
self._cmd, shell=True, stderr=mock.ANY, stdout=mock.ANY)
args[1].assert_called_once_with(self.feature.res_dir)
@mock.patch('os.makedirs')
@mock.patch('os.path.isdir', return_value=False)
@mock.patch('subprocess.Popen')
def test_run4(self, *args):
stream = BytesIO()
stream.write(b"foo")
stream.seek(0)
attrs = {'return_value.__enter__.return_value.stdout': stream,
'return_value.__enter__.return_value.returncode': 0}
args[0].configure_mock(**attrs)
with mock.patch('builtins.open', mock.mock_open()) as mopen:
self._test_run_console(False, testcase.TestCase.EX_OK)
self.assertIn(mock.call(self._output_file, 'w'), mopen.mock_calls)
self.assertIn(mock.call(self._output_file, 'r'), mopen.mock_calls)
args[0].assert_called_once_with(
self._cmd, shell=True, stderr=mock.ANY, stdout=mock.ANY)
args[1].assert_called_once_with(self.feature.res_dir)
args[2].assert_called_once_with(self.feature.res_dir)
if __name__ == "__main__":
unittest.main(verbosity=2)
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