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# Copyright (C) 2013 Canonical Ltd.
# Author: Colin Watson <cjwatson@ubuntu.com>
# 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 3 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, see <http://www.gnu.org/licenses/>.
"""Unit tests for click_package.osextras."""
from __future__ import print_function
__all__ = [
'TestOSExtrasNative',
'TestOSExtrasPython',
]
import os
import gi
gi.require_version('Click', '0.4')
from gi.repository import Click, GLib
from click_package import osextras
from click_package.tests.helpers import TestCase, mock, touch
class TestOSExtrasBaseMixin:
def test_ensuredir_previously_missing(self):
new_dir = os.path.join(self.temp_dir, "dir")
self.mod.ensuredir(new_dir)
self.assertTrue(os.path.isdir(new_dir))
def test_ensuredir_previously_present(self):
new_dir = os.path.join(self.temp_dir, "dir")
os.mkdir(new_dir)
self.mod.ensuredir(new_dir)
self.assertTrue(os.path.isdir(new_dir))
def test_find_on_path_missing_environment(self):
os.environ.pop("PATH", None)
self.assertFalse(self.mod.find_on_path("ls"))
def test_find_on_path_present_executable(self):
bin_dir = os.path.join(self.temp_dir, "bin")
program = os.path.join(bin_dir, "program")
touch(program)
os.chmod(program, 0o755)
os.environ["PATH"] = bin_dir
self.assertTrue(self.mod.find_on_path("program"))
def test_find_on_path_present_not_executable(self):
bin_dir = os.path.join(self.temp_dir, "bin")
touch(os.path.join(bin_dir, "program"))
os.environ["PATH"] = bin_dir
self.assertFalse(self.mod.find_on_path("program"))
def test_find_on_path_requires_regular_file(self):
bin_dir = os.path.join(self.temp_dir, "bin")
self.mod.ensuredir(os.path.join(bin_dir, "subdir"))
os.environ["PATH"] = bin_dir
self.assertFalse(self.mod.find_on_path("subdir"))
def test_unlink_file_present(self):
path = os.path.join(self.temp_dir, "file")
touch(path)
self.mod.unlink_force(path)
self.assertFalse(os.path.exists(path))
def test_unlink_file_missing(self):
path = os.path.join(self.temp_dir, "file")
self.mod.unlink_force(path)
self.assertFalse(os.path.exists(path))
def test_symlink_file_present(self):
path = os.path.join(self.temp_dir, "link")
touch(path)
self.mod.symlink_force("source", path)
self.assertTrue(os.path.islink(path))
self.assertEqual("source", os.readlink(path))
def test_symlink_link_present(self):
path = os.path.join(self.temp_dir, "link")
os.symlink("old", path)
self.mod.symlink_force("source", path)
self.assertTrue(os.path.islink(path))
self.assertEqual("source", os.readlink(path))
def test_symlink_missing(self):
path = os.path.join(self.temp_dir, "link")
self.mod.symlink_force("source", path)
self.assertTrue(os.path.islink(path))
self.assertEqual("source", os.readlink(path))
def test_umask(self):
old_mask = os.umask(0o040)
try:
self.assertEqual(0o040, self.mod.get_umask())
os.umask(0o002)
self.assertEqual(0o002, self.mod.get_umask())
finally:
os.umask(old_mask)
class TestOSExtrasNative(TestCase, TestOSExtrasBaseMixin):
def setUp(self):
super(TestOSExtrasNative, self).setUp()
self.use_temp_dir()
self.mod = Click
def test_ensuredir_error(self):
path = os.path.join(self.temp_dir, "file")
touch(path)
self.assertRaisesFileError(mock.ANY, self.mod.ensuredir, path)
def test_dir_read_name_directory_present(self):
new_dir = os.path.join(self.temp_dir, "dir")
touch(os.path.join(new_dir, "file"))
d = Click.Dir.open(new_dir, 0)
self.assertEqual("file", d.read_name())
self.assertIsNone(d.read_name())
def test_dir_read_name_directory_missing(self):
new_dir = os.path.join(self.temp_dir, "dir")
d = Click.Dir.open(new_dir, 0)
self.assertIsNone(d.read_name())
def test_dir_open_error(self):
not_dir = os.path.join(self.temp_dir, "file")
touch(not_dir)
self.assertRaisesFileError(
GLib.FileError.NOTDIR, Click.Dir.open, not_dir, 0)
def test_unlink_error(self):
path = os.path.join(self.temp_dir, "dir")
os.mkdir(path)
self.assertRaisesFileError(mock.ANY, self.mod.unlink_force, path)
def test_symlink_unlink_error(self):
path = os.path.join(self.temp_dir, "dir")
os.mkdir(path)
self.assertRaisesFileError(
mock.ANY, self.mod.symlink_force, "source", path)
def test_symlink_error(self):
path = os.path.join(self.temp_dir, "dir", "file")
self.assertRaisesFileError(
mock.ANY, self.mod.symlink_force, "source", path)
class TestOSExtrasPython(TestCase, TestOSExtrasBaseMixin):
def setUp(self):
super(TestOSExtrasPython, self).setUp()
self.use_temp_dir()
self.mod = osextras
def test_ensuredir_oserror(self):
path = os.path.join(self.temp_dir, "file")
touch(path)
self.assertRaises(OSError, self.mod.ensuredir, path)
def test_listdir_directory_present(self):
new_dir = os.path.join(self.temp_dir, "dir")
touch(os.path.join(new_dir, "file"))
self.assertEqual(["file"], osextras.listdir_force(new_dir))
def test_listdir_directory_missing(self):
new_dir = os.path.join(self.temp_dir, "dir")
self.assertEqual([], osextras.listdir_force(new_dir))
def test_listdir_oserror(self):
not_dir = os.path.join(self.temp_dir, "file")
touch(not_dir)
self.assertRaises(OSError, osextras.listdir_force, not_dir)
def test_unlink_oserror(self):
path = os.path.join(self.temp_dir, "dir")
os.mkdir(path)
self.assertRaises(OSError, self.mod.unlink_force, path)
def test_symlink_unlink_oserror(self):
path = os.path.join(self.temp_dir, "dir")
os.mkdir(path)
self.assertRaises(OSError, self.mod.symlink_force, "source", path)
def test_symlink_oserror(self):
path = os.path.join(self.temp_dir, "dir", "file")
self.assertRaises(OSError, self.mod.symlink_force, "source", path)
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