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# Copyright (C) 2009 Google Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import os
import subprocess
import tempfile
import unittest
from modules.scm import detect_scm_system, SCM, ScriptError
# Eventually we will want to write tests which work for both scms. (like update_webkit, changed_files, etc.)
# Perhaps through some SCMTest base-class which both SVNTest and GitTest inherit from.
def run(args):
SCM.run_command(args)
# Exists to share svn repository creation code between the git and svn tests
class SVNTestRepository:
@staticmethod
def _setup_test_commits(test_object):
# Add some test commits
os.chdir(test_object.svn_checkout_path)
test_file = open('test_file', 'w')
test_file.write("test1")
test_file.flush()
run(['svn', 'add', 'test_file'])
run(['svn', 'commit', '--quiet', '--message', 'initial commit'])
test_file.write("test2")
test_file.flush()
run(['svn', 'commit', '--quiet', '--message', 'second commit'])
test_file.write("test3")
test_file.close()
run(['svn', 'commit', '--quiet', '--message', 'third commit'])
@classmethod
def setup(cls, test_object):
# Create an test SVN repository
test_object.svn_repo_path = tempfile.mkdtemp(suffix="svn_test_repo")
test_object.svn_repo_url = "file://%s" % test_object.svn_repo_path # Not sure this will work on windows
# git svn complains if we don't pass --pre-1.5-compatible, not sure why:
# Expected FS format '2'; found format '3' at /usr/local/libexec/git-core//git-svn line 1477
run(['svnadmin', 'create', '--pre-1.5-compatible', test_object.svn_repo_path])
# Create a test svn checkout
test_object.svn_checkout_path = tempfile.mkdtemp(suffix="svn_test_checkout")
run(['svn', 'checkout', '--quiet', test_object.svn_repo_url, test_object.svn_checkout_path])
cls._setup_test_commits(test_object)
@classmethod
def tear_down(cls, test_object):
run(['rm', '-rf', test_object.svn_repo_path])
run(['rm', '-rf', test_object.svn_checkout_path])
class SVNTest(unittest.TestCase):
def setUp(self):
SVNTestRepository.setup(self)
os.chdir(self.svn_checkout_path)
def tearDown(self):
SVNTestRepository.tear_down(self)
def test_detection(self):
scm = detect_scm_system(self.svn_checkout_path)
self.assertEqual(scm.display_name(), "svn")
self.assertEqual(scm.supports_local_commits(), False)
class GitTest(unittest.TestCase):
def _setup_git_clone_of_svn_repository(self):
self.git_checkout_path = tempfile.mkdtemp(suffix="git_test_checkout")
# --quiet doesn't make git svn silent, so we redirect output
args = ['git', 'svn', '--quiet', 'clone', self.svn_repo_url, self.git_checkout_path]
git_svn_clone = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
git_svn_clone.communicate() # ignore output
git_svn_clone.wait()
def _tear_down_git_clone_of_svn_repository(self):
run(['rm', '-rf', self.git_checkout_path])
def setUp(self):
SVNTestRepository.setup(self)
self._setup_git_clone_of_svn_repository()
os.chdir(self.git_checkout_path)
def tearDown(self):
SVNTestRepository.tear_down(self)
self._tear_down_git_clone_of_svn_repository()
def test_detection(self):
scm = detect_scm_system(self.git_checkout_path)
self.assertEqual(scm.display_name(), "git")
self.assertEqual(scm.supports_local_commits(), True)
def test_commitish_parsing(self):
scm = detect_scm_system(self.git_checkout_path)
# Multiple revisions are cherry-picked.
self.assertEqual(len(scm.commit_ids_from_commitish_arguments(['HEAD~2'])), 1)
self.assertEqual(len(scm.commit_ids_from_commitish_arguments(['HEAD', 'HEAD~2'])), 2)
# ... is an invalid range specifier
self.assertRaises(ScriptError, scm.commit_ids_from_commitish_arguments, ['trunk...HEAD'])
if __name__ == '__main__':
unittest.main()
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