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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,
import os
import shutil
import tempfile
import unittest
import mozunit
from manifestparser import ManifestParser, convert
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:
open(os.path.join(directory, i), "w").write(i)
subdir = os.path.join(directory, "subdir")
os.mkdir(subdir)
open(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 BaseException:
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__":
mozunit.main()