def test_file_download_callback():
file_download = FileDownload(callback=lambda: StringIO("data"), file="abc")
with pytest.raises(ValueError):
file_download._clicks += 1
file_download = FileDownload(callback=lambda: StringIO("data"),
filename="abc.py")
assert file_download.data is None
file_download._clicks += 1
assert file_download.data is not None
file_download.data = None
def cb():
file_download.filename = "cba.py"
return StringIO("data")
file_download.callback = cb
file_download._clicks += 1
assert file_download.data is not None
assert file_download.filename == "cba.py"
assert file_download.label == "Download cba.py"
def test_file_download_data():
file_download = FileDownload(__file__, embed=True)
tfile_data = file_download.data
assert tfile_data is not None
file_download.file = wfile
assert tfile_data != file_download.data
file_download.data = None
file_download.embed = False
file_download.embed = True
assert file_download.data is not None
file_download.data = None
file_download._clicks += 1
assert file_download.data is not None