mopidy/tests/utils/test_path.py
2014-12-23 22:21:10 +01:00

261 lines
9.0 KiB
Python

# encoding: utf-8
from __future__ import unicode_literals
import os
import shutil
import tempfile
import unittest
import glib
from mopidy.utils import path
from tests import any_int, path_to_data_dir
class GetOrCreateDirTest(unittest.TestCase):
def setUp(self):
self.parent = tempfile.mkdtemp()
def tearDown(self):
if os.path.isdir(self.parent):
shutil.rmtree(self.parent)
def test_creating_dir(self):
dir_path = os.path.join(self.parent, b'test')
self.assert_(not os.path.exists(dir_path))
created = path.get_or_create_dir(dir_path)
self.assert_(os.path.exists(dir_path))
self.assert_(os.path.isdir(dir_path))
self.assertEqual(created, dir_path)
def test_creating_nested_dirs(self):
level2_dir = os.path.join(self.parent, b'test')
level3_dir = os.path.join(self.parent, b'test', b'test')
self.assert_(not os.path.exists(level2_dir))
self.assert_(not os.path.exists(level3_dir))
created = path.get_or_create_dir(level3_dir)
self.assert_(os.path.exists(level2_dir))
self.assert_(os.path.isdir(level2_dir))
self.assert_(os.path.exists(level3_dir))
self.assert_(os.path.isdir(level3_dir))
self.assertEqual(created, level3_dir)
def test_creating_existing_dir(self):
created = path.get_or_create_dir(self.parent)
self.assert_(os.path.exists(self.parent))
self.assert_(os.path.isdir(self.parent))
self.assertEqual(created, self.parent)
def test_create_dir_with_name_of_existing_file_throws_oserror(self):
conflicting_file = os.path.join(self.parent, b'test')
open(conflicting_file, 'w').close()
dir_path = os.path.join(self.parent, b'test')
self.assertRaises(OSError, path.get_or_create_dir, dir_path)
def test_create_dir_with_unicode(self):
with self.assertRaises(ValueError):
dir_path = unicode(os.path.join(self.parent, b'test'))
path.get_or_create_dir(dir_path)
def test_create_dir_with_none(self):
with self.assertRaises(ValueError):
path.get_or_create_dir(None)
class GetOrCreateFileTest(unittest.TestCase):
def setUp(self):
self.parent = tempfile.mkdtemp()
def tearDown(self):
if os.path.isdir(self.parent):
shutil.rmtree(self.parent)
def test_creating_file(self):
file_path = os.path.join(self.parent, b'test')
self.assert_(not os.path.exists(file_path))
created = path.get_or_create_file(file_path)
self.assert_(os.path.exists(file_path))
self.assert_(os.path.isfile(file_path))
self.assertEqual(created, file_path)
def test_creating_nested_file(self):
level2_dir = os.path.join(self.parent, b'test')
file_path = os.path.join(self.parent, b'test', b'test')
self.assert_(not os.path.exists(level2_dir))
self.assert_(not os.path.exists(file_path))
created = path.get_or_create_file(file_path)
self.assert_(os.path.exists(level2_dir))
self.assert_(os.path.isdir(level2_dir))
self.assert_(os.path.exists(file_path))
self.assert_(os.path.isfile(file_path))
self.assertEqual(created, file_path)
def test_creating_existing_file(self):
file_path = os.path.join(self.parent, b'test')
path.get_or_create_file(file_path)
created = path.get_or_create_file(file_path)
self.assert_(os.path.exists(file_path))
self.assert_(os.path.isfile(file_path))
self.assertEqual(created, file_path)
def test_create_file_with_name_of_existing_dir_throws_ioerror(self):
conflicting_dir = os.path.join(self.parent)
with self.assertRaises(IOError):
path.get_or_create_file(conflicting_dir)
def test_create_dir_with_unicode_filename_throws_value_error(self):
with self.assertRaises(ValueError):
file_path = unicode(os.path.join(self.parent, b'test'))
path.get_or_create_file(file_path)
def test_create_file_with_none_filename_throws_value_error(self):
with self.assertRaises(ValueError):
path.get_or_create_file(None)
def test_create_dir_without_mkdir(self):
file_path = os.path.join(self.parent, b'foo', b'bar')
with self.assertRaises(IOError):
path.get_or_create_file(file_path, mkdir=False)
def test_create_dir_with_bytes_content(self):
file_path = os.path.join(self.parent, b'test')
created = path.get_or_create_file(file_path, content=b'foobar')
with open(created) as fh:
self.assertEqual(fh.read(), b'foobar')
def test_create_dir_with_unicode_content(self):
file_path = os.path.join(self.parent, b'test')
created = path.get_or_create_file(file_path, content='foobaræøå')
with open(created) as fh:
self.assertEqual(fh.read(), b'foobaræøå')
class PathToFileURITest(unittest.TestCase):
def test_simple_path(self):
result = path.path_to_uri('/etc/fstab')
self.assertEqual(result, 'file:///etc/fstab')
def test_space_in_path(self):
result = path.path_to_uri('/tmp/test this')
self.assertEqual(result, 'file:///tmp/test%20this')
def test_unicode_in_path(self):
result = path.path_to_uri('/tmp/æøå')
self.assertEqual(result, 'file:///tmp/%C3%A6%C3%B8%C3%A5')
def test_utf8_in_path(self):
result = path.path_to_uri('/tmp/æøå'.encode('utf-8'))
self.assertEqual(result, 'file:///tmp/%C3%A6%C3%B8%C3%A5')
def test_latin1_in_path(self):
result = path.path_to_uri('/tmp/æøå'.encode('latin-1'))
self.assertEqual(result, 'file:///tmp/%E6%F8%E5')
class UriToPathTest(unittest.TestCase):
def test_simple_uri(self):
result = path.uri_to_path('file:///etc/fstab')
self.assertEqual(result, '/etc/fstab'.encode('utf-8'))
def test_space_in_uri(self):
result = path.uri_to_path('file:///tmp/test%20this')
self.assertEqual(result, '/tmp/test this'.encode('utf-8'))
def test_unicode_in_uri(self):
result = path.uri_to_path('file:///tmp/%C3%A6%C3%B8%C3%A5')
self.assertEqual(result, '/tmp/æøå'.encode('utf-8'))
def test_latin1_in_uri(self):
result = path.uri_to_path('file:///tmp/%E6%F8%E5')
self.assertEqual(result, '/tmp/æøå'.encode('latin-1'))
class SplitPathTest(unittest.TestCase):
def test_empty_path(self):
self.assertEqual([], path.split_path(''))
def test_single_dir(self):
self.assertEqual(['foo'], path.split_path('foo'))
def test_dirs(self):
self.assertEqual(['foo', 'bar', 'baz'], path.split_path('foo/bar/baz'))
def test_initial_slash_is_ignored(self):
self.assertEqual(
['foo', 'bar', 'baz'], path.split_path('/foo/bar/baz'))
def test_only_slash(self):
self.assertEqual([], path.split_path('/'))
class ExpandPathTest(unittest.TestCase):
# TODO: test via mocks?
def test_empty_path(self):
self.assertEqual(os.path.abspath(b'.'), path.expand_path(b''))
def test_absolute_path(self):
self.assertEqual(b'/tmp/foo', path.expand_path(b'/tmp/foo'))
def test_home_dir_expansion(self):
self.assertEqual(
os.path.expanduser(b'~/foo'), path.expand_path(b'~/foo'))
def test_abspath(self):
self.assertEqual(os.path.abspath(b'./foo'), path.expand_path(b'./foo'))
def test_xdg_subsititution(self):
self.assertEqual(
glib.get_user_data_dir() + b'/foo',
path.expand_path(b'$XDG_DATA_DIR/foo'))
def test_xdg_subsititution_unknown(self):
self.assertIsNone(
path.expand_path(b'/tmp/$XDG_INVALID_DIR/foo'))
class FindMTimesTest(unittest.TestCase):
maxDiff = None
def find(self, value):
return path.find_mtimes(path_to_data_dir(value))
def test_basic_dir(self):
self.assert_(self.find(''))
def test_nonexistant_dir(self):
self.assertEqual(self.find('does-not-exist'), {})
def test_file(self):
self.assertEqual({path_to_data_dir('blank.mp3'): any_int},
self.find('blank.mp3'))
def test_files(self):
mtimes = self.find('find')
expected_files = [
b'find/foo/bar/file', b'find/foo/file', b'find/baz/file']
expected = {path_to_data_dir(p): any_int for p in expected_files}
self.assertEqual(expected, mtimes)
def test_names_are_bytestrings(self):
is_bytes = lambda f: isinstance(f, bytes)
for name in self.find(''):
self.assert_(
is_bytes(name), '%s is not bytes object' % repr(name))
# TODO: kill this in favour of just os.path.getmtime + mocks
class MtimeTest(unittest.TestCase):
def tearDown(self):
path.mtime.undo_fake()
def test_mtime_of_current_dir(self):
mtime_dir = int(os.stat('.').st_mtime)
self.assertEqual(mtime_dir, path.mtime('.'))
def test_fake_time_is_returned(self):
path.mtime.set_fake_time(123456)
self.assertEqual(path.mtime('.'), 123456)