Function test_writer_write

tests/test_multipart.py:1232–1277

(
    buf: bytearray, stream: AbstractStreamWriter, writer: aiohttp.MultipartWriter
)

async def test_writer_write(
    buf: bytearray, stream: AbstractStreamWriter, writer: aiohttp.MultipartWriter
) -> None:
    writer.append("foo-bar-baz")
    writer.append_json({"test": "passed"})
    writer.append_form({"test": "passed"})
    writer.append_form([("one", 1), ("two", 2)])

    sub_multipart = aiohttp.MultipartWriter(boundary="::")
    sub_multipart.append("nested content")
    sub_multipart.headers["X-CUSTOM"] = "test"
    writer.append(sub_multipart)
    await writer.write(stream)

    assert (
        b"--:\r\n"
        b"Content-Type: text/plain; charset=utf-8\r\n"
        b"Content-Length: 11\r\n\r\n"
        b"foo-bar-baz"
        b"\r\n"
        b"--:\r\n"
        b"Content-Type: application/json\r\n"
        b"Content-Length: 18\r\n\r\n"
        b'{"test": "passed"}'
        b"\r\n"
        b"--:\r\n"
        b"Content-Type: application/x-www-form-urlencoded\r\n"
        b"Content-Length: 11\r\n\r\n"
        b"test=passed"
        b"\r\n"
        b"--:\r\n"
        b"Content-Type: application/x-www-form-urlencoded\r\n"
        b"Content-Length: 11\r\n\r\n"
        b"one=1&two=2"
        b"\r\n"
        b"--:\r\n"
        b'Content-Type: multipart/mixed; boundary="::"\r\n'
        b"X-CUSTOM: test\r\nContent-Length: 93\r\n\r\n"
        b"--::\r\n"
        b"Content-Type: text/plain; charset=utf-8\r\n"
        b"Content-Length: 14\r\n\r\n"
        b"nested content\r\n"
        b"--::--\r\n"
        b"\r\n"
        b"--:--\r\n"
    ) == bytes(buf)


async def test_writer_write_no_close_boundary(