git-repo/tests/test_wrapper.py
Mike Frysinger 8409410aa2 repo: export GIT_TRACE2_PARENT_SID
This helps with people tracing repo/git execution.  We use a similar
format to git, but a little simpler since we always initialize the
env var setting, and we want to avoid too much overhead.

Bug: https://crbug.com/gerrit/12314
Change-Id: I75675b6cc4c6f7c4f5e09f54128eba9456364d04
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/254331
Reviewed-by: Josh Steadmon <steadmon@google.com>
Reviewed-by: Mike Frysinger <vapier@google.com>
Tested-by: Mike Frysinger <vapier@google.com>
2020-02-12 19:57:42 +00:00

125 lines
4.2 KiB
Python

# -*- coding:utf-8 -*-
#
# Copyright (C) 2015 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 wrapper.py module."""
from __future__ import print_function
import os
import re
import unittest
from pyversion import is_python3
import wrapper
def fixture(*paths):
"""Return a path relative to tests/fixtures.
"""
return os.path.join(os.path.dirname(__file__), 'fixtures', *paths)
class RepoWrapperTestCase(unittest.TestCase):
"""TestCase for the wrapper module."""
def setUp(self):
"""Load the wrapper module every time."""
wrapper._wrapper_module = None
self.wrapper = wrapper.Wrapper()
if not is_python3():
self.assertRegex = self.assertRegexpMatches
class RepoWrapperUnitTest(RepoWrapperTestCase):
"""Tests helper functions in the repo wrapper
"""
def test_get_gitc_manifest_dir_no_gitc(self):
"""
Test reading a missing gitc config file
"""
self.wrapper.GITC_CONFIG_FILE = fixture('missing_gitc_config')
val = self.wrapper.get_gitc_manifest_dir()
self.assertEqual(val, '')
def test_get_gitc_manifest_dir(self):
"""
Test reading the gitc config file and parsing the directory
"""
self.wrapper.GITC_CONFIG_FILE = fixture('gitc_config')
val = self.wrapper.get_gitc_manifest_dir()
self.assertEqual(val, '/test/usr/local/google/gitc')
def test_gitc_parse_clientdir_no_gitc(self):
"""
Test parsing the gitc clientdir without gitc running
"""
self.wrapper.GITC_CONFIG_FILE = fixture('missing_gitc_config')
self.assertEqual(self.wrapper.gitc_parse_clientdir('/something'), None)
self.assertEqual(self.wrapper.gitc_parse_clientdir('/gitc/manifest-rw/test'), 'test')
def test_gitc_parse_clientdir(self):
"""
Test parsing the gitc clientdir
"""
self.wrapper.GITC_CONFIG_FILE = fixture('gitc_config')
self.assertEqual(self.wrapper.gitc_parse_clientdir('/something'), None)
self.assertEqual(self.wrapper.gitc_parse_clientdir('/gitc/manifest-rw/test'), 'test')
self.assertEqual(self.wrapper.gitc_parse_clientdir('/gitc/manifest-rw/test/'), 'test')
self.assertEqual(self.wrapper.gitc_parse_clientdir('/gitc/manifest-rw/test/extra'), 'test')
self.assertEqual(self.wrapper.gitc_parse_clientdir('/test/usr/local/google/gitc/test'), 'test')
self.assertEqual(self.wrapper.gitc_parse_clientdir('/test/usr/local/google/gitc/test/'), 'test')
self.assertEqual(self.wrapper.gitc_parse_clientdir('/test/usr/local/google/gitc/test/extra'), 'test')
self.assertEqual(self.wrapper.gitc_parse_clientdir('/gitc/manifest-rw/'), None)
self.assertEqual(self.wrapper.gitc_parse_clientdir('/test/usr/local/google/gitc/'), None)
class SetGitTrace2ParentSid(RepoWrapperTestCase):
"""Check SetGitTrace2ParentSid behavior."""
KEY = 'GIT_TRACE2_PARENT_SID'
VALID_FORMAT = re.compile(r'^repo-[0-9]{8}T[0-9]{6}Z-P[0-9a-f]{8}$')
def test_first_set(self):
"""Test env var not yet set."""
env = {}
self.wrapper.SetGitTrace2ParentSid(env)
self.assertIn(self.KEY, env)
value = env[self.KEY]
self.assertRegex(value, self.VALID_FORMAT)
def test_append(self):
"""Test env var is appended."""
env = {self.KEY: 'pfx'}
self.wrapper.SetGitTrace2ParentSid(env)
self.assertIn(self.KEY, env)
value = env[self.KEY]
self.assertTrue(value.startswith('pfx/'))
self.assertRegex(value[4:], self.VALID_FORMAT)
def test_global_context(self):
"""Check os.environ gets updated by default."""
os.environ.pop(self.KEY, None)
self.wrapper.SetGitTrace2ParentSid()
self.assertIn(self.KEY, os.environ)
value = os.environ[self.KEY]
self.assertRegex(value, self.VALID_FORMAT)
if __name__ == '__main__':
unittest.main()