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# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# For details: https://github.com/PyCQA/pylint/blob/main/LICENSE
# Copyright (c) https://github.com/PyCQA/pylint/blob/main/CONTRIBUTORS.txt
import io
from pylint.utils import utils
def test_decoding_stream_unknown_encoding() -> None:
"""Decoding_stream should fall back to *some* decoding when given an
unknown encoding.
"""
binary_io = io.BytesIO(b"foo\nbar")
stream = utils.decoding_stream(binary_io, "garbage-encoding")
# should still act like a StreamReader
ret = stream.readlines()
assert ret == ["foo\n", "bar"]
def test_decoding_stream_known_encoding() -> None:
binary_io = io.BytesIO("€".encode("cp1252"))
stream = utils.decoding_stream(binary_io, "cp1252")
assert stream.read() == "€"
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