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#!/usr/bin/env python3
# Copyright 2019 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.
"""Unittests for the utils module."""
import datetime
import os
import sys
import unittest
_path = os.path.realpath(__file__ + '/../..')
if sys.path[0] != _path:
sys.path.insert(0, _path)
del _path
# We have to import our local modules after the sys.path tweak. We can't use
# relative imports because this is an executable program, not a module.
# pylint: disable=wrong-import-position
import rh
import rh.utils
class TimeDeltaStrTests(unittest.TestCase):
"""Verify behavior of timedelta_str object."""
def test_same(self):
"""Check timedelta of 0 seconds."""
delta = datetime.timedelta(0)
self.assertEqual('0.000s', rh.utils.timedelta_str(delta))
def test_millisecondss(self):
"""Check timedelta of milliseconds."""
delta = datetime.timedelta(seconds=0.123456)
self.assertEqual('0.123s', rh.utils.timedelta_str(delta))
def test_seconds(self):
"""Check timedelta of seconds."""
delta = datetime.timedelta(seconds=12.3)
self.assertEqual('12.300s', rh.utils.timedelta_str(delta))
def test_minutes(self):
"""Check timedelta of minutes."""
delta = datetime.timedelta(seconds=72.3)
self.assertEqual('1m12.300s', rh.utils.timedelta_str(delta))
def test_hours(self):
"""Check timedelta of hours."""
delta = datetime.timedelta(seconds=4000.3)
self.assertEqual('1h6m40.300s', rh.utils.timedelta_str(delta))
class CompletedProcessTests(unittest.TestCase):
"""Verify behavior of CompletedProcess object."""
def test_empty_cmdstr(self):
"""Check cmdstr with an empty command."""
result = rh.utils.CompletedProcess(args=[])
self.assertEqual('', result.cmdstr)
def test_basic_cmdstr(self):
"""Check cmdstr with a basic command command."""
result = rh.utils.CompletedProcess(args=['ls', 'a b'])
self.assertEqual("ls 'a b'", result.cmdstr)
def test_str(self):
"""Check str() handling."""
# We don't enforce much, just that it doesn't crash.
result = rh.utils.CompletedProcess()
self.assertNotEqual('', str(result))
result = rh.utils.CompletedProcess(args=[])
self.assertNotEqual('', str(result))
def test_repr(self):
"""Check repr() handling."""
# We don't enforce much, just that it doesn't crash.
result = rh.utils.CompletedProcess()
self.assertNotEqual('', repr(result))
result = rh.utils.CompletedProcess(args=[])
self.assertNotEqual('', repr(result))
class CalledProcessErrorTests(unittest.TestCase):
"""Verify behavior of CalledProcessError object."""
def test_basic(self):
"""Basic test we can create a normal instance."""
rh.utils.CalledProcessError(0, ['mycmd'])
rh.utils.CalledProcessError(1, ['mycmd'], exception=Exception('bad'))
def test_stringify(self):
"""Check stringify() handling."""
# We don't assert much so we leave flexibility in changing format.
err = rh.utils.CalledProcessError(0, ['mycmd'])
self.assertIn('mycmd', err.stringify())
err = rh.utils.CalledProcessError(
0, ['mycmd'], exception=Exception('bad'))
self.assertIn('mycmd', err.stringify())
def test_str(self):
"""Check str() handling."""
# We don't assert much so we leave flexibility in changing format.
err = rh.utils.CalledProcessError(0, ['mycmd'])
self.assertIn('mycmd', str(err))
err = rh.utils.CalledProcessError(
0, ['mycmd'], exception=Exception('bad'))
self.assertIn('mycmd', str(err))
def test_repr(self):
"""Check repr() handling."""
# We don't assert much so we leave flexibility in changing format.
err = rh.utils.CalledProcessError(0, ['mycmd'])
self.assertNotEqual('', repr(err))
err = rh.utils.CalledProcessError(
0, ['mycmd'], exception=Exception('bad'))
self.assertNotEqual('', repr(err))
class RunCommandTests(unittest.TestCase):
"""Verify behavior of run helper."""
def test_basic(self):
"""Simple basic test."""
ret = rh.utils.run(['true'])
self.assertEqual('true', ret.cmdstr)
self.assertIsNone(ret.stdout)
self.assertIsNone(ret.stderr)
def test_stdout_capture(self):
"""Verify output capturing works."""
ret = rh.utils.run(['echo', 'hi'], redirect_stdout=True)
self.assertEqual('hi\n', ret.stdout)
self.assertIsNone(ret.stderr)
def test_stderr_capture(self):
"""Verify stderr capturing works."""
ret = rh.utils.run(['sh', '-c', 'echo hi >&2'], redirect_stderr=True)
self.assertIsNone(ret.stdout)
self.assertEqual('hi\n', ret.stderr)
def test_stdout_utf8(self):
"""Verify reading UTF-8 data works."""
ret = rh.utils.run(['printf', r'\xc3\x9f'], redirect_stdout=True)
self.assertEqual(u'ß', ret.stdout)
self.assertIsNone(ret.stderr)
def test_stdin_utf8(self):
"""Verify writing UTF-8 data works."""
ret = rh.utils.run(['cat'], redirect_stdout=True, input=u'ß')
self.assertEqual(u'ß', ret.stdout)
self.assertIsNone(ret.stderr)
if __name__ == '__main__':
unittest.main()
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