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import io
from unittest import mock
import pytest
from aiohttp import FormData, web
@pytest.fixture
def buf():
return bytearray()
@pytest.fixture
def writer(buf):
writer = mock.Mock()
async def write(chunk):
buf.extend(chunk)
writer.write.side_effect = write
return writer
def test_formdata_multipart(buf: bytearray) -> None:
form = FormData(default_to_multipart=False)
assert not form.is_multipart
form.add_field("test", b"test", filename="test.txt")
assert form.is_multipart
def test_form_data_is_multipart_param(buf: bytearray) -> None:
form = FormData(default_to_multipart=True)
assert form.is_multipart
form.add_field("test", "test")
assert form.is_multipart
def test_invalid_formdata_payload() -> None:
form = FormData()
form.add_field("test", object(), filename="test.txt")
with pytest.raises(TypeError):
form()
def test_invalid_formdata_params() -> None:
with pytest.raises(TypeError):
FormData("asdasf")
def test_invalid_formdata_params2() -> None:
with pytest.raises(TypeError):
FormData("as") # 2-char str is not allowed
async def test_formdata_textio_charset(buf: bytearray, writer) -> None:
form = FormData()
body = io.TextIOWrapper(io.BytesIO(b"\xe6\x97\xa5\xe6\x9c\xac"), encoding="utf-8")
form.add_field("foo", body, content_type="text/plain; charset=shift-jis")
payload = form()
await payload.write(writer)
assert b"charset=shift-jis" in buf
assert b"\x93\xfa\x96{" in buf
def test_invalid_formdata_content_type() -> None:
form = FormData()
invalid_vals = [0, 0.1, {}, [], b"foo"]
for invalid_val in invalid_vals:
with pytest.raises(TypeError):
form.add_field("foo", "bar", content_type=invalid_val)
def test_invalid_formdata_filename() -> None:
form = FormData()
invalid_vals = [0, 0.1, {}, [], b"foo"]
for invalid_val in invalid_vals:
with pytest.raises(TypeError):
form.add_field("foo", "bar", filename=invalid_val)
def test_invalid_formdata_content_transfer_encoding() -> None:
form = FormData()
invalid_vals = [0, 0.1, {}, [], b"foo"]
for invalid_val in invalid_vals:
with pytest.raises(TypeError):
form.add_field("foo", "bar", content_transfer_encoding=invalid_val)
async def test_formdata_field_name_is_quoted(buf, writer) -> None:
form = FormData(charset="ascii")
form.add_field("email 1", "xxx@x.co", content_type="multipart/form-data")
payload = form()
await payload.write(writer)
assert b'name="email\\ 1"' in buf
async def test_formdata_field_name_is_not_quoted(buf, writer) -> None:
form = FormData(quote_fields=False, charset="ascii")
form.add_field("email 1", "xxx@x.co", content_type="multipart/form-data")
payload = form()
await payload.write(writer)
assert b'name="email 1"' in buf
async def test_mark_formdata_as_processed(aiohttp_client) -> None:
async def handler(request):
return web.Response()
app = web.Application()
app.add_routes([web.post("/", handler)])
client = await aiohttp_client(app)
data = FormData()
data.add_field("test", "test_value", content_type="application/json")
resp = await client.post("/", data=data)
assert len(data._writer._parts) == 1
with pytest.raises(RuntimeError):
await client.post("/", data=data)
resp.release()
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