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#!/usr/bin/env python
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this file,
# You can obtain one at http://mozilla.org/MPL/2.0/.
import os
import shutil
import tempfile
import unittest
from manifestparser import convert, ManifestParser
class TestSymlinkConversion(unittest.TestCase):
"""
test conversion of a directory tree with symlinks to a manifest structure
"""
def create_stub(self, directory=None):
"""stub out a directory with files in it"""
files = ('foo', 'bar', 'fleem')
if directory is None:
directory = tempfile.mkdtemp()
for i in files:
file(os.path.join(directory, i), 'w').write(i)
subdir = os.path.join(directory, 'subdir')
os.mkdir(subdir)
file(os.path.join(subdir, 'subfile'), 'w').write('baz')
return directory
def test_relpath(self):
"""test convert `relative_to` functionality"""
oldcwd = os.getcwd()
stub = self.create_stub()
try:
# subdir with in-memory manifest
files = ['../bar', '../fleem', '../foo', 'subfile']
subdir = os.path.join(stub, 'subdir')
os.chdir(subdir)
parser = convert([stub], relative_to='.')
self.assertEqual([i['name'] for i in parser.tests],
files)
except:
raise
finally:
shutil.rmtree(stub)
os.chdir(oldcwd)
@unittest.skipIf(not hasattr(os, 'symlink'),
"symlinks unavailable on this platform")
def test_relpath_symlink(self):
"""
Ensure `relative_to` works in a symlink.
Not available on windows.
"""
oldcwd = os.getcwd()
workspace = tempfile.mkdtemp()
try:
tmpdir = os.path.join(workspace, 'directory')
os.makedirs(tmpdir)
linkdir = os.path.join(workspace, 'link')
os.symlink(tmpdir, linkdir)
self.create_stub(tmpdir)
# subdir with in-memory manifest
files = ['../bar', '../fleem', '../foo', 'subfile']
subdir = os.path.join(linkdir, 'subdir')
os.chdir(os.path.realpath(subdir))
for directory in (tmpdir, linkdir):
parser = convert([directory], relative_to='.')
self.assertEqual([i['name'] for i in parser.tests],
files)
finally:
shutil.rmtree(workspace)
os.chdir(oldcwd)
# a more complicated example
oldcwd = os.getcwd()
workspace = tempfile.mkdtemp()
try:
tmpdir = os.path.join(workspace, 'directory')
os.makedirs(tmpdir)
linkdir = os.path.join(workspace, 'link')
os.symlink(tmpdir, linkdir)
self.create_stub(tmpdir)
files = ['../bar', '../fleem', '../foo', 'subfile']
subdir = os.path.join(linkdir, 'subdir')
subsubdir = os.path.join(subdir, 'sub')
os.makedirs(subsubdir)
linksubdir = os.path.join(linkdir, 'linky')
linksubsubdir = os.path.join(subsubdir, 'linky')
os.symlink(subdir, linksubdir)
os.symlink(subdir, linksubsubdir)
for dest in (subdir,):
os.chdir(dest)
for directory in (tmpdir, linkdir):
parser = convert([directory], relative_to='.')
self.assertEqual([i['name'] for i in parser.tests],
files)
finally:
shutil.rmtree(workspace)
os.chdir(oldcwd)
@unittest.skipIf(not hasattr(os, 'symlink'),
"symlinks unavailable on this platform")
def test_recursion_symlinks(self):
workspace = tempfile.mkdtemp()
self.addCleanup(shutil.rmtree, workspace)
# create two dirs
os.makedirs(os.path.join(workspace, 'dir1'))
os.makedirs(os.path.join(workspace, 'dir2'))
# create cyclical symlinks
os.symlink(os.path.join('..', 'dir1'),
os.path.join(workspace, 'dir2', 'ldir1'))
os.symlink(os.path.join('..', 'dir2'),
os.path.join(workspace, 'dir1', 'ldir2'))
# create one file in each dir
open(os.path.join(workspace, 'dir1', 'f1.txt'), 'a').close()
open(os.path.join(workspace, 'dir1', 'ldir2', 'f2.txt'), 'a').close()
data = []
def callback(rootdirectory, directory, subdirs, files):
for f in files:
data.append(f)
ManifestParser._walk_directories([workspace], callback)
self.assertEqual(sorted(data), ['f1.txt', 'f2.txt'])
if __name__ == '__main__':
unittest.main()
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