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# -*- coding:utf-8 -*-
#
# Copyright (C) 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 project.py module."""
from __future__ import print_function
import contextlib
import os
import shutil
import subprocess
import tempfile
import unittest
import git_config
import project
@contextlib.contextmanager
def TempGitTree():
"""Create a new empty git checkout for testing."""
# TODO(vapier): Convert this to tempfile.TemporaryDirectory once we drop
# Python 2 support entirely.
try:
tempdir = tempfile.mkdtemp(prefix='repo-tests')
subprocess.check_call(['git', 'init'], cwd=tempdir)
yield tempdir
finally:
shutil.rmtree(tempdir)
class RepoHookShebang(unittest.TestCase):
"""Check shebang parsing in RepoHook."""
def test_no_shebang(self):
"""Lines w/out shebangs should be rejected."""
DATA = (
'',
'# -*- coding:utf-8 -*-\n',
'#\n# foo\n',
'# Bad shebang in script\n#!/foo\n'
)
for data in DATA:
self.assertIsNone(project.RepoHook._ExtractInterpFromShebang(data))
def test_direct_interp(self):
"""Lines whose shebang points directly to the interpreter."""
DATA = (
('#!/foo', '/foo'),
('#! /foo', '/foo'),
('#!/bin/foo ', '/bin/foo'),
('#! /usr/foo ', '/usr/foo'),
('#! /usr/foo -args', '/usr/foo'),
)
for shebang, interp in DATA:
self.assertEqual(project.RepoHook._ExtractInterpFromShebang(shebang),
interp)
def test_env_interp(self):
"""Lines whose shebang launches through `env`."""
DATA = (
('#!/usr/bin/env foo', 'foo'),
('#!/bin/env foo', 'foo'),
('#! /bin/env /bin/foo ', '/bin/foo'),
)
for shebang, interp in DATA:
self.assertEqual(project.RepoHook._ExtractInterpFromShebang(shebang),
interp)
class FakeProject(object):
"""A fake for Project for basic functionality."""
def __init__(self, worktree):
self.worktree = worktree
self.gitdir = os.path.join(worktree, '.git')
self.name = 'fakeproject'
self.work_git = project.Project._GitGetByExec(
self, bare=False, gitdir=self.gitdir)
self.bare_git = project.Project._GitGetByExec(
self, bare=True, gitdir=self.gitdir)
self.config = git_config.GitConfig.ForRepository(gitdir=self.gitdir)
class ReviewableBranchTests(unittest.TestCase):
"""Check ReviewableBranch behavior."""
def test_smoke(self):
"""A quick run through everything."""
with TempGitTree() as tempdir:
fakeproj = FakeProject(tempdir)
# Generate some commits.
with open(os.path.join(tempdir, 'readme'), 'w') as fp:
fp.write('txt')
fakeproj.work_git.add('readme')
fakeproj.work_git.commit('-mAdd file')
fakeproj.work_git.checkout('-b', 'work')
fakeproj.work_git.rm('-f', 'readme')
fakeproj.work_git.commit('-mDel file')
# Start off with the normal details.
rb = project.ReviewableBranch(
fakeproj, fakeproj.config.GetBranch('work'), 'master')
self.assertEqual('work', rb.name)
self.assertEqual(1, len(rb.commits))
self.assertIn('Del file', rb.commits[0])
d = rb.unabbrev_commits
self.assertEqual(1, len(d))
short, long = next(iter(d.items()))
self.assertTrue(long.startswith(short))
self.assertTrue(rb.base_exists)
# Hard to assert anything useful about this.
self.assertTrue(rb.date)
# Now delete the tracking branch!
fakeproj.work_git.branch('-D', 'master')
rb = project.ReviewableBranch(
fakeproj, fakeproj.config.GetBranch('work'), 'master')
self.assertEqual(0, len(rb.commits))
self.assertFalse(rb.base_exists)
# Hard to assert anything useful about this.
self.assertTrue(rb.date)
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