mirror of
https://gerrit.googlesource.com/git-repo
synced 2024-12-27 07:16:20 +00:00
d3bda81f9e
- Bump minimum version to Python 3.6. - Ran pyupgrade for Python 3.6, then again, then - ran black - fixed a lingering unused import, and - removed a duplicate exception. Change-Id: I2aa70197230fcec2eff8e7c8eb754f20c08075bb
643 lines
23 KiB
Python
643 lines
23 KiB
Python
# Copyright (C) 2015 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Unittests for the wrapper.py module."""
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import io
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import os
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import re
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import sys
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import tempfile
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import unittest
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from unittest import mock
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import git_command
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import main
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import wrapper
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def fixture(*paths):
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"""Return a path relative to tests/fixtures."""
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return os.path.join(os.path.dirname(__file__), "fixtures", *paths)
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class RepoWrapperTestCase(unittest.TestCase):
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"""TestCase for the wrapper module."""
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def setUp(self):
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"""Load the wrapper module every time."""
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wrapper.Wrapper.cache_clear()
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self.wrapper = wrapper.Wrapper()
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class RepoWrapperUnitTest(RepoWrapperTestCase):
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"""Tests helper functions in the repo wrapper"""
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def test_version(self):
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"""Make sure _Version works."""
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with self.assertRaises(SystemExit) as e:
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with mock.patch("sys.stdout", new_callable=io.StringIO) as stdout:
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with mock.patch(
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"sys.stderr", new_callable=io.StringIO
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) as stderr:
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self.wrapper._Version()
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self.assertEqual(0, e.exception.code)
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self.assertEqual("", stderr.getvalue())
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self.assertIn("repo launcher version", stdout.getvalue())
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def test_python_constraints(self):
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"""The launcher should never require newer than main.py."""
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self.assertGreaterEqual(
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main.MIN_PYTHON_VERSION_HARD, self.wrapper.MIN_PYTHON_VERSION_HARD
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)
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self.assertGreaterEqual(
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main.MIN_PYTHON_VERSION_SOFT, self.wrapper.MIN_PYTHON_VERSION_SOFT
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)
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# Make sure the versions are themselves in sync.
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self.assertGreaterEqual(
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self.wrapper.MIN_PYTHON_VERSION_SOFT,
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self.wrapper.MIN_PYTHON_VERSION_HARD,
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)
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def test_init_parser(self):
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"""Make sure 'init' GetParser works."""
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parser = self.wrapper.GetParser(gitc_init=False)
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opts, args = parser.parse_args([])
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self.assertEqual([], args)
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self.assertIsNone(opts.manifest_url)
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def test_gitc_init_parser(self):
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"""Make sure 'gitc-init' GetParser raises."""
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with self.assertRaises(SystemExit):
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self.wrapper.GetParser(gitc_init=True)
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def test_get_gitc_manifest_dir_no_gitc(self):
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"""
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Test reading a missing gitc config file
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"""
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self.wrapper.GITC_CONFIG_FILE = fixture("missing_gitc_config")
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val = self.wrapper.get_gitc_manifest_dir()
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self.assertEqual(val, "")
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def test_get_gitc_manifest_dir(self):
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"""
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Test reading the gitc config file and parsing the directory
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"""
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self.wrapper.GITC_CONFIG_FILE = fixture("gitc_config")
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val = self.wrapper.get_gitc_manifest_dir()
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self.assertEqual(val, "/test/usr/local/google/gitc")
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def test_gitc_parse_clientdir_no_gitc(self):
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"""
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Test parsing the gitc clientdir without gitc running
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"""
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self.wrapper.GITC_CONFIG_FILE = fixture("missing_gitc_config")
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self.assertEqual(self.wrapper.gitc_parse_clientdir("/something"), None)
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self.assertEqual(
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self.wrapper.gitc_parse_clientdir("/gitc/manifest-rw/test"), "test"
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)
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def test_gitc_parse_clientdir(self):
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"""
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Test parsing the gitc clientdir
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"""
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self.wrapper.GITC_CONFIG_FILE = fixture("gitc_config")
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self.assertEqual(self.wrapper.gitc_parse_clientdir("/something"), None)
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self.assertEqual(
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self.wrapper.gitc_parse_clientdir("/gitc/manifest-rw/test"), "test"
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)
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self.assertEqual(
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self.wrapper.gitc_parse_clientdir("/gitc/manifest-rw/test/"), "test"
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)
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self.assertEqual(
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self.wrapper.gitc_parse_clientdir("/gitc/manifest-rw/test/extra"),
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"test",
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)
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self.assertEqual(
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self.wrapper.gitc_parse_clientdir(
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"/test/usr/local/google/gitc/test"
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),
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"test",
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)
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self.assertEqual(
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self.wrapper.gitc_parse_clientdir(
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"/test/usr/local/google/gitc/test/"
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),
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"test",
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)
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self.assertEqual(
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self.wrapper.gitc_parse_clientdir(
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"/test/usr/local/google/gitc/test/extra"
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),
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"test",
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)
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self.assertEqual(
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self.wrapper.gitc_parse_clientdir("/gitc/manifest-rw/"), None
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)
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self.assertEqual(
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self.wrapper.gitc_parse_clientdir("/test/usr/local/google/gitc/"),
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None,
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)
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class SetGitTrace2ParentSid(RepoWrapperTestCase):
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"""Check SetGitTrace2ParentSid behavior."""
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KEY = "GIT_TRACE2_PARENT_SID"
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VALID_FORMAT = re.compile(r"^repo-[0-9]{8}T[0-9]{6}Z-P[0-9a-f]{8}$")
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def test_first_set(self):
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"""Test env var not yet set."""
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env = {}
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self.wrapper.SetGitTrace2ParentSid(env)
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self.assertIn(self.KEY, env)
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value = env[self.KEY]
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self.assertRegex(value, self.VALID_FORMAT)
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def test_append(self):
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"""Test env var is appended."""
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env = {self.KEY: "pfx"}
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self.wrapper.SetGitTrace2ParentSid(env)
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self.assertIn(self.KEY, env)
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value = env[self.KEY]
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self.assertTrue(value.startswith("pfx/"))
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self.assertRegex(value[4:], self.VALID_FORMAT)
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def test_global_context(self):
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"""Check os.environ gets updated by default."""
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os.environ.pop(self.KEY, None)
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self.wrapper.SetGitTrace2ParentSid()
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self.assertIn(self.KEY, os.environ)
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value = os.environ[self.KEY]
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self.assertRegex(value, self.VALID_FORMAT)
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class RunCommand(RepoWrapperTestCase):
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"""Check run_command behavior."""
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def test_capture(self):
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"""Check capture_output handling."""
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ret = self.wrapper.run_command(["echo", "hi"], capture_output=True)
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# echo command appends OS specific linesep, but on Windows + Git Bash
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# we get UNIX ending, so we allow both.
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self.assertIn(ret.stdout, ["hi" + os.linesep, "hi\n"])
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def test_check(self):
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"""Check check handling."""
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self.wrapper.run_command(["true"], check=False)
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self.wrapper.run_command(["true"], check=True)
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self.wrapper.run_command(["false"], check=False)
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with self.assertRaises(self.wrapper.RunError):
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self.wrapper.run_command(["false"], check=True)
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class RunGit(RepoWrapperTestCase):
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"""Check run_git behavior."""
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def test_capture(self):
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"""Check capture_output handling."""
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ret = self.wrapper.run_git("--version")
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self.assertIn("git", ret.stdout)
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def test_check(self):
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"""Check check handling."""
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with self.assertRaises(self.wrapper.CloneFailure):
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self.wrapper.run_git("--version-asdfasdf")
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self.wrapper.run_git("--version-asdfasdf", check=False)
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class ParseGitVersion(RepoWrapperTestCase):
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"""Check ParseGitVersion behavior."""
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def test_autoload(self):
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"""Check we can load the version from the live git."""
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ret = self.wrapper.ParseGitVersion()
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self.assertIsNotNone(ret)
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def test_bad_ver(self):
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"""Check handling of bad git versions."""
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ret = self.wrapper.ParseGitVersion(ver_str="asdf")
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self.assertIsNone(ret)
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def test_normal_ver(self):
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"""Check handling of normal git versions."""
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ret = self.wrapper.ParseGitVersion(ver_str="git version 2.25.1")
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self.assertEqual(2, ret.major)
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self.assertEqual(25, ret.minor)
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self.assertEqual(1, ret.micro)
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self.assertEqual("2.25.1", ret.full)
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def test_extended_ver(self):
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"""Check handling of extended distro git versions."""
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ret = self.wrapper.ParseGitVersion(
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ver_str="git version 1.30.50.696.g5e7596f4ac-goog"
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)
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self.assertEqual(1, ret.major)
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self.assertEqual(30, ret.minor)
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self.assertEqual(50, ret.micro)
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self.assertEqual("1.30.50.696.g5e7596f4ac-goog", ret.full)
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class CheckGitVersion(RepoWrapperTestCase):
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"""Check _CheckGitVersion behavior."""
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def test_unknown(self):
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"""Unknown versions should abort."""
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with mock.patch.object(
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self.wrapper, "ParseGitVersion", return_value=None
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):
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with self.assertRaises(self.wrapper.CloneFailure):
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self.wrapper._CheckGitVersion()
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def test_old(self):
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"""Old versions should abort."""
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with mock.patch.object(
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self.wrapper,
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"ParseGitVersion",
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return_value=self.wrapper.GitVersion(1, 0, 0, "1.0.0"),
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):
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with self.assertRaises(self.wrapper.CloneFailure):
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self.wrapper._CheckGitVersion()
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def test_new(self):
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"""Newer versions should run fine."""
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with mock.patch.object(
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self.wrapper,
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"ParseGitVersion",
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return_value=self.wrapper.GitVersion(100, 0, 0, "100.0.0"),
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):
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self.wrapper._CheckGitVersion()
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class Requirements(RepoWrapperTestCase):
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"""Check Requirements handling."""
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def test_missing_file(self):
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"""Don't crash if the file is missing (old version)."""
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testdir = os.path.dirname(os.path.realpath(__file__))
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self.assertIsNone(self.wrapper.Requirements.from_dir(testdir))
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self.assertIsNone(
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self.wrapper.Requirements.from_file(
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os.path.join(testdir, "xxxxxxxxxxxxxxxxxxxxxxxx")
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)
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)
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def test_corrupt_data(self):
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"""If the file can't be parsed, don't blow up."""
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self.assertIsNone(self.wrapper.Requirements.from_file(__file__))
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self.assertIsNone(self.wrapper.Requirements.from_data(b"x"))
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def test_valid_data(self):
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"""Make sure we can parse the file we ship."""
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self.assertIsNotNone(self.wrapper.Requirements.from_data(b"{}"))
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rootdir = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
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self.assertIsNotNone(self.wrapper.Requirements.from_dir(rootdir))
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self.assertIsNotNone(
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self.wrapper.Requirements.from_file(
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os.path.join(rootdir, "requirements.json")
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)
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)
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def test_format_ver(self):
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"""Check format_ver can format."""
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self.assertEqual(
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"1.2.3", self.wrapper.Requirements._format_ver((1, 2, 3))
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)
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self.assertEqual("1", self.wrapper.Requirements._format_ver([1]))
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def test_assert_all_unknown(self):
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"""Check assert_all works with incompatible file."""
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reqs = self.wrapper.Requirements({})
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reqs.assert_all()
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def test_assert_all_new_repo(self):
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"""Check assert_all accepts new enough repo."""
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reqs = self.wrapper.Requirements({"repo": {"hard": [1, 0]}})
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reqs.assert_all()
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def test_assert_all_old_repo(self):
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"""Check assert_all rejects old repo."""
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reqs = self.wrapper.Requirements({"repo": {"hard": [99999, 0]}})
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with self.assertRaises(SystemExit):
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reqs.assert_all()
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def test_assert_all_new_python(self):
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"""Check assert_all accepts new enough python."""
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reqs = self.wrapper.Requirements({"python": {"hard": sys.version_info}})
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reqs.assert_all()
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def test_assert_all_old_python(self):
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"""Check assert_all rejects old python."""
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reqs = self.wrapper.Requirements({"python": {"hard": [99999, 0]}})
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with self.assertRaises(SystemExit):
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reqs.assert_all()
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def test_assert_ver_unknown(self):
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"""Check assert_ver works with incompatible file."""
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reqs = self.wrapper.Requirements({})
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reqs.assert_ver("xxx", (1, 0))
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def test_assert_ver_new(self):
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"""Check assert_ver allows new enough versions."""
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reqs = self.wrapper.Requirements(
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{"git": {"hard": [1, 0], "soft": [2, 0]}}
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)
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reqs.assert_ver("git", (1, 0))
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reqs.assert_ver("git", (1, 5))
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reqs.assert_ver("git", (2, 0))
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reqs.assert_ver("git", (2, 5))
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def test_assert_ver_old(self):
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"""Check assert_ver rejects old versions."""
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reqs = self.wrapper.Requirements(
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{"git": {"hard": [1, 0], "soft": [2, 0]}}
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)
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with self.assertRaises(SystemExit):
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reqs.assert_ver("git", (0, 5))
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class NeedSetupGnuPG(RepoWrapperTestCase):
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"""Check NeedSetupGnuPG behavior."""
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def test_missing_dir(self):
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"""The ~/.repoconfig tree doesn't exist yet."""
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with tempfile.TemporaryDirectory(prefix="repo-tests") as tempdir:
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self.wrapper.home_dot_repo = os.path.join(tempdir, "foo")
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self.assertTrue(self.wrapper.NeedSetupGnuPG())
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def test_missing_keyring(self):
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"""The keyring-version file doesn't exist yet."""
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with tempfile.TemporaryDirectory(prefix="repo-tests") as tempdir:
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self.wrapper.home_dot_repo = tempdir
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self.assertTrue(self.wrapper.NeedSetupGnuPG())
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def test_empty_keyring(self):
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"""The keyring-version file exists, but is empty."""
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with tempfile.TemporaryDirectory(prefix="repo-tests") as tempdir:
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self.wrapper.home_dot_repo = tempdir
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with open(os.path.join(tempdir, "keyring-version"), "w"):
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pass
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self.assertTrue(self.wrapper.NeedSetupGnuPG())
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def test_old_keyring(self):
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"""The keyring-version file exists, but it's old."""
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with tempfile.TemporaryDirectory(prefix="repo-tests") as tempdir:
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self.wrapper.home_dot_repo = tempdir
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with open(os.path.join(tempdir, "keyring-version"), "w") as fp:
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fp.write("1.0\n")
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self.assertTrue(self.wrapper.NeedSetupGnuPG())
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def test_new_keyring(self):
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"""The keyring-version file exists, and is up-to-date."""
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with tempfile.TemporaryDirectory(prefix="repo-tests") as tempdir:
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self.wrapper.home_dot_repo = tempdir
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with open(os.path.join(tempdir, "keyring-version"), "w") as fp:
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fp.write("1000.0\n")
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self.assertFalse(self.wrapper.NeedSetupGnuPG())
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class SetupGnuPG(RepoWrapperTestCase):
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"""Check SetupGnuPG behavior."""
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def test_full(self):
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"""Make sure it works completely."""
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with tempfile.TemporaryDirectory(prefix="repo-tests") as tempdir:
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self.wrapper.home_dot_repo = tempdir
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self.wrapper.gpg_dir = os.path.join(
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self.wrapper.home_dot_repo, "gnupg"
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)
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self.assertTrue(self.wrapper.SetupGnuPG(True))
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with open(os.path.join(tempdir, "keyring-version")) as fp:
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data = fp.read()
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self.assertEqual(
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".".join(str(x) for x in self.wrapper.KEYRING_VERSION),
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data.strip(),
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)
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class VerifyRev(RepoWrapperTestCase):
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"""Check verify_rev behavior."""
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def test_verify_passes(self):
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"""Check when we have a valid signed tag."""
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desc_result = self.wrapper.RunResult(0, "v1.0\n", "")
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gpg_result = self.wrapper.RunResult(0, "", "")
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with mock.patch.object(
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self.wrapper, "run_git", side_effect=(desc_result, gpg_result)
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):
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ret = self.wrapper.verify_rev(
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"/", "refs/heads/stable", "1234", True
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)
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self.assertEqual("v1.0^0", ret)
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def test_unsigned_commit(self):
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"""Check we fall back to signed tag when we have an unsigned commit."""
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desc_result = self.wrapper.RunResult(0, "v1.0-10-g1234\n", "")
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gpg_result = self.wrapper.RunResult(0, "", "")
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with mock.patch.object(
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self.wrapper, "run_git", side_effect=(desc_result, gpg_result)
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):
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ret = self.wrapper.verify_rev(
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"/", "refs/heads/stable", "1234", True
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)
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self.assertEqual("v1.0^0", ret)
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def test_verify_fails(self):
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"""Check we fall back to signed tag when we have an unsigned commit."""
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desc_result = self.wrapper.RunResult(0, "v1.0-10-g1234\n", "")
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gpg_result = Exception
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with mock.patch.object(
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self.wrapper, "run_git", side_effect=(desc_result, gpg_result)
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):
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with self.assertRaises(Exception):
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self.wrapper.verify_rev("/", "refs/heads/stable", "1234", True)
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class GitCheckoutTestCase(RepoWrapperTestCase):
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"""Tests that use a real/small git checkout."""
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GIT_DIR = None
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REV_LIST = None
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@classmethod
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def setUpClass(cls):
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# Create a repo to operate on, but do it once per-class.
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cls.tempdirobj = tempfile.TemporaryDirectory(prefix="repo-rev-tests")
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cls.GIT_DIR = cls.tempdirobj.name
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run_git = wrapper.Wrapper().run_git
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remote = os.path.join(cls.GIT_DIR, "remote")
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|
os.mkdir(remote)
|
|
|
|
# Tests need to assume, that main is default branch at init,
|
|
# which is not supported in config until 2.28.
|
|
if git_command.git_require((2, 28, 0)):
|
|
initstr = "--initial-branch=main"
|
|
else:
|
|
# Use template dir for init.
|
|
templatedir = tempfile.mkdtemp(prefix=".test-template")
|
|
with open(os.path.join(templatedir, "HEAD"), "w") as fp:
|
|
fp.write("ref: refs/heads/main\n")
|
|
initstr = "--template=" + templatedir
|
|
|
|
run_git("init", initstr, cwd=remote)
|
|
run_git("commit", "--allow-empty", "-minit", cwd=remote)
|
|
run_git("branch", "stable", cwd=remote)
|
|
run_git("tag", "v1.0", cwd=remote)
|
|
run_git("commit", "--allow-empty", "-m2nd commit", cwd=remote)
|
|
cls.REV_LIST = run_git(
|
|
"rev-list", "HEAD", cwd=remote
|
|
).stdout.splitlines()
|
|
|
|
run_git("init", cwd=cls.GIT_DIR)
|
|
run_git(
|
|
"fetch",
|
|
remote,
|
|
"+refs/heads/*:refs/remotes/origin/*",
|
|
cwd=cls.GIT_DIR,
|
|
)
|
|
|
|
@classmethod
|
|
def tearDownClass(cls):
|
|
if not cls.tempdirobj:
|
|
return
|
|
|
|
cls.tempdirobj.cleanup()
|
|
|
|
|
|
class ResolveRepoRev(GitCheckoutTestCase):
|
|
"""Check resolve_repo_rev behavior."""
|
|
|
|
def test_explicit_branch(self):
|
|
"""Check refs/heads/branch argument."""
|
|
rrev, lrev = self.wrapper.resolve_repo_rev(
|
|
self.GIT_DIR, "refs/heads/stable"
|
|
)
|
|
self.assertEqual("refs/heads/stable", rrev)
|
|
self.assertEqual(self.REV_LIST[1], lrev)
|
|
|
|
with self.assertRaises(self.wrapper.CloneFailure):
|
|
self.wrapper.resolve_repo_rev(self.GIT_DIR, "refs/heads/unknown")
|
|
|
|
def test_explicit_tag(self):
|
|
"""Check refs/tags/tag argument."""
|
|
rrev, lrev = self.wrapper.resolve_repo_rev(
|
|
self.GIT_DIR, "refs/tags/v1.0"
|
|
)
|
|
self.assertEqual("refs/tags/v1.0", rrev)
|
|
self.assertEqual(self.REV_LIST[1], lrev)
|
|
|
|
with self.assertRaises(self.wrapper.CloneFailure):
|
|
self.wrapper.resolve_repo_rev(self.GIT_DIR, "refs/tags/unknown")
|
|
|
|
def test_branch_name(self):
|
|
"""Check branch argument."""
|
|
rrev, lrev = self.wrapper.resolve_repo_rev(self.GIT_DIR, "stable")
|
|
self.assertEqual("refs/heads/stable", rrev)
|
|
self.assertEqual(self.REV_LIST[1], lrev)
|
|
|
|
rrev, lrev = self.wrapper.resolve_repo_rev(self.GIT_DIR, "main")
|
|
self.assertEqual("refs/heads/main", rrev)
|
|
self.assertEqual(self.REV_LIST[0], lrev)
|
|
|
|
def test_tag_name(self):
|
|
"""Check tag argument."""
|
|
rrev, lrev = self.wrapper.resolve_repo_rev(self.GIT_DIR, "v1.0")
|
|
self.assertEqual("refs/tags/v1.0", rrev)
|
|
self.assertEqual(self.REV_LIST[1], lrev)
|
|
|
|
def test_full_commit(self):
|
|
"""Check specific commit argument."""
|
|
commit = self.REV_LIST[0]
|
|
rrev, lrev = self.wrapper.resolve_repo_rev(self.GIT_DIR, commit)
|
|
self.assertEqual(commit, rrev)
|
|
self.assertEqual(commit, lrev)
|
|
|
|
def test_partial_commit(self):
|
|
"""Check specific (partial) commit argument."""
|
|
commit = self.REV_LIST[0][0:20]
|
|
rrev, lrev = self.wrapper.resolve_repo_rev(self.GIT_DIR, commit)
|
|
self.assertEqual(self.REV_LIST[0], rrev)
|
|
self.assertEqual(self.REV_LIST[0], lrev)
|
|
|
|
def test_unknown(self):
|
|
"""Check unknown ref/commit argument."""
|
|
with self.assertRaises(self.wrapper.CloneFailure):
|
|
self.wrapper.resolve_repo_rev(self.GIT_DIR, "boooooooya")
|
|
|
|
|
|
class CheckRepoVerify(RepoWrapperTestCase):
|
|
"""Check check_repo_verify behavior."""
|
|
|
|
def test_no_verify(self):
|
|
"""Always fail with --no-repo-verify."""
|
|
self.assertFalse(self.wrapper.check_repo_verify(False))
|
|
|
|
def test_gpg_initialized(self):
|
|
"""Should pass if gpg is setup already."""
|
|
with mock.patch.object(
|
|
self.wrapper, "NeedSetupGnuPG", return_value=False
|
|
):
|
|
self.assertTrue(self.wrapper.check_repo_verify(True))
|
|
|
|
def test_need_gpg_setup(self):
|
|
"""Should pass/fail based on gpg setup."""
|
|
with mock.patch.object(
|
|
self.wrapper, "NeedSetupGnuPG", return_value=True
|
|
):
|
|
with mock.patch.object(self.wrapper, "SetupGnuPG") as m:
|
|
m.return_value = True
|
|
self.assertTrue(self.wrapper.check_repo_verify(True))
|
|
|
|
m.return_value = False
|
|
self.assertFalse(self.wrapper.check_repo_verify(True))
|
|
|
|
|
|
class CheckRepoRev(GitCheckoutTestCase):
|
|
"""Check check_repo_rev behavior."""
|
|
|
|
def test_verify_works(self):
|
|
"""Should pass when verification passes."""
|
|
with mock.patch.object(
|
|
self.wrapper, "check_repo_verify", return_value=True
|
|
):
|
|
with mock.patch.object(
|
|
self.wrapper, "verify_rev", return_value="12345"
|
|
):
|
|
rrev, lrev = self.wrapper.check_repo_rev(self.GIT_DIR, "stable")
|
|
self.assertEqual("refs/heads/stable", rrev)
|
|
self.assertEqual("12345", lrev)
|
|
|
|
def test_verify_fails(self):
|
|
"""Should fail when verification fails."""
|
|
with mock.patch.object(
|
|
self.wrapper, "check_repo_verify", return_value=True
|
|
):
|
|
with mock.patch.object(
|
|
self.wrapper, "verify_rev", side_effect=Exception
|
|
):
|
|
with self.assertRaises(Exception):
|
|
self.wrapper.check_repo_rev(self.GIT_DIR, "stable")
|
|
|
|
def test_verify_ignore(self):
|
|
"""Should pass when verification is disabled."""
|
|
with mock.patch.object(
|
|
self.wrapper, "verify_rev", side_effect=Exception
|
|
):
|
|
rrev, lrev = self.wrapper.check_repo_rev(
|
|
self.GIT_DIR, "stable", repo_verify=False
|
|
)
|
|
self.assertEqual("refs/heads/stable", rrev)
|
|
self.assertEqual(self.REV_LIST[1], lrev)
|