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# Copyright (C) 2013 Codethink Limited
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# =*= License: GPL-2 =*=
import os
import shutil
import tempfile
import unittest
import morphlib
class GitDirectoryTests(unittest.TestCase):
def setUp(self):
self.tempdir = tempfile.mkdtemp()
self.dirname = os.path.join(self.tempdir, 'foo')
def tearDown(self):
shutil.rmtree(self.tempdir)
def fake_git_clone(self):
os.mkdir(self.dirname)
os.mkdir(os.path.join(self.dirname, '.git'))
def test_has_dirname_attribute(self):
self.fake_git_clone()
gitdir = morphlib.gitdir.GitDirectory(self.dirname)
self.assertEqual(gitdir.dirname, self.dirname)
def test_runs_command_in_right_directory(self):
self.fake_git_clone()
gitdir = morphlib.gitdir.GitDirectory(self.dirname)
output = gitdir._runcmd(['pwd'])
self.assertEqual(output.strip(), self.dirname)
def test_sets_and_gets_configuration(self):
os.mkdir(self.dirname)
gitdir = morphlib.gitdir.init(self.dirname)
gitdir.set_config('foo.bar', 'yoyo')
self.assertEqual(gitdir.get_config('foo.bar'), 'yoyo')
def test_sets_remote(self):
os.mkdir(self.dirname)
gitdir = morphlib.gitdir.init(self.dirname)
self.assertEqual(gitdir.get_remote_fetch_url('origin'), None)
gitdir._runcmd(['git', 'remote', 'add', 'origin', 'foobar'])
url = 'git://git.example.com/foo'
gitdir.set_remote_fetch_url('origin', url)
self.assertEqual(gitdir.get_remote_fetch_url('origin'), url)
class GitDirectoryContentsTests(unittest.TestCase):
def setUp(self):
self.tempdir = tempfile.mkdtemp()
self.dirname = os.path.join(self.tempdir, 'foo')
os.mkdir(self.dirname)
gd = morphlib.gitdir.init(self.dirname)
for fn in ('foo', 'bar.morph', 'baz.morph', 'quux'):
with open(os.path.join(self.dirname, fn), "w") as f:
f.write('dummy morphology text')
gd._runcmd(['git', 'add', '.'])
gd._runcmd(['git', 'commit', '-m', 'Initial commit'])
os.rename(os.path.join(self.dirname, 'foo'),
os.path.join(self.dirname, 'foo.morph'))
self.mirror = os.path.join(self.tempdir, 'mirror')
gd._runcmd(['git', 'clone', '--mirror', self.dirname, self.mirror])
def tearDown(self):
shutil.rmtree(self.tempdir)
def test_lists_files_in_work_tree(self):
gd = morphlib.gitdir.GitDirectory(self.dirname)
self.assertEqual(sorted(gd.list_files()),
['bar.morph', 'baz.morph', 'foo.morph', 'quux'])
def test_read_file_in_work_tree(self):
gd = morphlib.gitdir.GitDirectory(self.dirname)
self.assertEqual(gd.read_file('bar.morph'),
'dummy morphology text')
def test_list_raises_no_ref_no_work_tree(self):
gd = morphlib.gitdir.GitDirectory(self.mirror)
self.assertRaises(morphlib.gitdir.NoWorkingTreeError,
gd.list_files)
def test_read_raises_no_ref_no_work_tree(self):
gd = morphlib.gitdir.GitDirectory(self.mirror)
self.assertRaises(morphlib.gitdir.NoWorkingTreeError,
gd.read_file, 'bar.morph')
def test_lists_files_in_HEAD(self):
for gitdir in (self.dirname, self.mirror):
gd = morphlib.gitdir.GitDirectory(gitdir)
self.assertEqual(sorted(gd.list_files('HEAD')),
['bar.morph', 'baz.morph', 'foo', 'quux'])
def test_read_files_in_HEAD(self):
for gitdir in (self.dirname, self.mirror):
gd = morphlib.gitdir.GitDirectory(gitdir)
self.assertEqual(gd.read_file('bar.morph', 'HEAD'),
'dummy morphology text')
def test_lists_files_in_named_ref(self):
for gitdir in (self.dirname, self.mirror):
gd = morphlib.gitdir.GitDirectory(gitdir)
self.assertEqual(sorted(gd.list_files('master')),
['bar.morph', 'baz.morph', 'foo', 'quux'])
def test_read_file_in_named_ref(self):
for gitdir in (self.dirname, self.mirror):
gd = morphlib.gitdir.GitDirectory(gitdir)
self.assertEqual(gd.read_file('bar.morph', 'master'),
'dummy morphology text')
def test_list_raises_invalid_ref(self):
gd = morphlib.gitdir.GitDirectory(self.dirname)
self.assertRaises(morphlib.gitdir.InvalidRefError,
gd.list_files, 'no-such-ref')
def test_read_raises_invalid_ref(self):
gd = morphlib.gitdir.GitDirectory(self.dirname)
self.assertRaises(morphlib.gitdir.InvalidRefError,
gd.read_file, 'bar', 'no-such-ref')
def test_HEAD(self):
gd = morphlib.gitdir.GitDirectory(self.dirname)
self.assertEqual(gd.HEAD, 'master')
gd.branch('foo', 'master')
self.assertEqual(gd.HEAD, 'master')
gd.checkout('foo')
self.assertEqual(gd.HEAD, 'foo')
def test_resolve_ref(self):
# Just tests that you get an object IDs back and that the
# commit and tree IDs are different, since checking the actual
# value of the commit requires foreknowledge of the result or
# re-implementing the body in the test.
gd = morphlib.gitdir.GitDirectory(self.dirname)
commit = gd.resolve_ref_to_commit(gd.HEAD)
self.assertEqual(len(commit), 40)
tree = gd.resolve_ref_to_tree(gd.HEAD)
self.assertEqual(len(tree), 40)
self.assertNotEqual(commit, tree)
def test_uncommitted_changes(self):
gd = morphlib.gitdir.GitDirectory(self.dirname)
self.assertEqual(sorted(gd.get_uncommitted_changes()),
[(' D', 'foo', None)])
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