def METHOD_NAME():
    """
    Headers containing non-ascii codepoints should default to decoding as utf-8.
    """
    raw_headers = [(b"Custom", "Code point: ☃".encode("utf-8"))]
    headers = httpx.Headers(raw_headers)
    assert dict(headers) == {"custom": "Code point: ☃"}
    assert headers.encoding == "utf-8"