def test_writable_stream_creates_missing_directories(self):
x_store = m.working_directory() / 'missing directory' / 'test-file'
# create empty file
with x_store.writable_stream():
pass
x_read = m.working_directory() / 'missing directory' / 'test-file'
self.assertEqual(b'', x_read.content)
def test_children_returns_list_of_externals_for_children(self):
x_tempdir = m.working_directory()
(x_tempdir / 'a').content = b'a content'
(x_tempdir / 'b').content = b'b content'
os.mkdir('c')
x_test = m.working_directory()
def name(x):
return x.name
children = sorted(x_test.children(), key=name)
self.assertEqual(3, len(children))
self.assertEqual(
['a', 'b', 'c'],
[name(child) for child in children])
def test_add_a_path_wrapped_in_slashes(self):
x_tempdir = m.working_directory()
# file dir-a/dir-b/file
(x_tempdir / 'dir-a' / 'dir-b' / 'file').content = b'child'
self.assertEqual(
b'child',
(x_tempdir / '/dir-a/dir-b/file/').content)
def test_set_content_creates_missing_directories_and_a_file(self):
x_tempdir = m.working_directory()
x_a = x_tempdir / 'a'
x_ab = x_a / 'b'
x_file = x_ab / 'c'
x_file.content = b'content'
with open('a/b/c', 'rb') as f:
self.assertEqual(b'content', f.read())
def test_writable_stream_returns_an_open_file(self):
x_tempdir = m.working_directory()
x_store = x_tempdir / 'test-file'
with x_store.writable_stream() as stream:
stream.write(b's')
stream.write(b'o')
stream.write(b'mething4')
x_read = x_tempdir / 'test-file'
self.assertEqual(b'something4', x_read.content)
def test_directory_with_subdir_is_deleted(self):
x_tempdir = m.working_directory()
x_a = x_tempdir / 'a'
x_ab = x_a / 'b'
x_file = x_ab / 'c'
x_file.content = b'content'
x_a.delete()
self.assertFalse(x_ab.exists())
def test_external_is_an_iterable_returning_children(self):
x_tempdir = m.working_directory()
(x_tempdir / 'a').content = b'a content'
(x_tempdir / 'b').content = b'b content'
os.mkdir('c')
x_test = m.working_directory()
children_list = []
# iterate over the external
for child in x_test:
children_list.append(child)
def name(x):
return x.name
children = sorted(x_test.children(), key=name)
self.assertEqual(3, len(children))
self.assertEqual(
['a', 'b', 'c'],
[name(child) for child in children])
def _get_external(self):
with in_temp_dir():
x = m.working_directory() / 'temporary file'
x.content = b'something smallish'
yield x
def test_working_directory_is_absolute(self):
with in_temp_dir():
x1 = m.working_directory()
with in_temp_dir():
x2 = m.working_directory()
self.assertNotEqual(x1.path, x2.path)
def test_working_directory_is_an_fspath(self):
self.assertIsInstance(m.working_directory(), m.File)
def test_adding_a_string_to_an_external_means_asking_for_a_child(self):
x_tempdir = m.working_directory()
(x_tempdir / 'a').content = b'child'
self.assertEqual(b'child', (x_tempdir / 'a').content)
