def test_copy_all():
item = FileItem(
filename='foo.txt',
path=('folder', ),
data=BytesIO(b'contents'),
media_type='stuff',
)
new_item = item.copy()
# Identical tuples are identical
assert new_item == item
assert new_item.data is item.data
def test_copy_new_data():
item = FileItem(
filename='foo.txt',
path=('folder', ),
data=BytesIO(b'contents'),
media_type='stuff',
)
new_item = item.copy(data=BytesIO(b'other'))
# Tuple is no longer identical as the data is different
assert new_item != item
assert new_item.filename == item.filename
assert new_item.path == item.path
assert new_item.media_type == item.media_type
def test_fs_path():
item = FileItem(filename='foo.txt', path=('folder', 'subfolder'))
if os.name == 'nt':
assert item.fs_path == 'folder\\subfolder\\foo.txt'
else:
assert item.fs_path == 'folder/subfolder/foo.txt'
async def test_async_fileitem_reader():
item = FileItem(filename='foo.txt', data=BytesIO(b'contents'))
item.data.seek(3)
async with item as f:
assert await f.read() == b'contents'
await f.seek(3)
assert await f.read() == b'tents'
def assert_get_modified_time(
self, filename: str, path: Tuple[str, ...], date: datetime
) -> None:
"""Assert that given file modification time is equal to the anticipated time."""
assert (
self._get_modified_time(FileItem(filename=filename, path=path))
== date
)
async def async_resolve_filename(self, item: FileItem) -> FileItem:
"""Ensures a unique name for this file in the folder"""
if not await self._async_exists(item):
return item
basename, ext = os.path.splitext(item.filename)
for counter in range(1, 1000000):
filename = f'{basename}-{counter}{ext}'
item = item.copy(filename=filename)
if not await self._async_exists(item):
return item
else:
raise RuntimeError(
f'Cannot get unique name for file {basename}{ext}')
def test_has_data():
item1 = FileItem(filename='foo.txt')
item2 = FileItem(filename='foo.txt', data=BytesIO(b''))
assert not item1.has_data
assert item2.has_data
def test_url_path():
item = FileItem(filename='foo.txt', path=('folder', 'subfolder'))
assert item.url_path == 'folder/subfolder/foo.txt'
def assert_file_contains(
self, filename: str, path: Tuple[str, ...], data: bytes
) -> None:
"""Assert that the given file contains the given data."""
item = FileItem(filename=filename, path=path)
assert self.files[item.url_path] == data
def _apply(self, item: FileItem) -> FileItem:
return item.copy(filename='filtered_name.txt')
def test_get_item():
handler = DummyHandler(path=['foo'])
item = handler.get_item('file.txt')
assert isinstance(item, FileItem)
assert item == FileItem(filename='file.txt', path=('foo', ))
def _apply(self, item: FileItem) -> FileItem:
self.mock._apply(item)
# append the id_ to the filename
return item.copy(filename=item.filename + self.id_)
def assert_get_size(
self, filename: str, path: Tuple[str, ...], size: int
) -> None:
"""Assert that given file size is equal to the anticipated size."""
assert self._get_size(FileItem(filename=filename, path=path)) == size
def assert_exists(self, filename: str, path: Tuple[str, ...]) -> None:
"""Assert that the given file exists in the dummy file system."""
assert self._exists(FileItem(filename=filename, path=path))
def get_file_key(self, item: FileItem) -> FileItem:
return item.copy(data=None)
def test_content_type_guess(filename, mediatype):
item = FileItem(filename=filename)
assert item.content_type == mediatype
def text_content_type_fixed():
item = FileItem(filename='foo.txt', media_type='wacky')
assert item.content_type == 'wacky'
def item():
return FileItem(
filename='file.txt', path=('folder',), data=BytesIO(b'content')
)
def _apply(self, item: FileItem) -> FileItem:
name, ext = os.path.splitext(item.filename)
randomized_name = self.name_generator(name) + ext.lower()
return item.copy(filename=randomized_name)