Files

72 lines
2.2 KiB
Python

import ipaddress
import json
import httpx
import pytest
from services.boxim_image_service import (
BoxIMImageError,
download_boxim_image,
parse_boxim_image_url,
)
def test_parse_boxim_image_prefers_origin_and_supports_relative_url():
content = json.dumps({"originUrl": "/files/original.png", "thumbUrl": "/thumb.png"})
assert parse_boxim_image_url(content, base_url="https://im.example/api") == (
"https://im.example/files/original.png"
)
def test_download_boxim_image_streams_public_https(monkeypatch):
monkeypatch.setattr(
"services.boxim_image_service._resolved_addresses",
lambda _host, _port: {ipaddress.ip_address("8.8.8.8")},
)
transport = httpx.MockTransport(
lambda request: httpx.Response(
200,
headers={"content-type": "image/png"},
content=b"png-bytes",
request=request,
)
)
image = download_boxim_image(
json.dumps({"originUrl": "https://cdn.example/case%20photo.png"}),
transport=transport,
)
assert image.content == b"png-bytes"
assert image.filename == "case photo.png"
assert image.mime_type == "image/png"
def test_download_boxim_image_rejects_private_network_url():
with pytest.raises(BoxIMImageError, match="受限网络"):
download_boxim_image(
json.dumps({"originUrl": "https://127.0.0.1/private.png"}),
transport=httpx.MockTransport(lambda request: httpx.Response(200, request=request)),
)
def test_download_boxim_image_stops_oversized_stream(monkeypatch):
monkeypatch.setenv("CHAT_IMAGE_MAX_BYTES", "1024")
monkeypatch.setattr(
"services.boxim_image_service._resolved_addresses",
lambda _host, _port: {ipaddress.ip_address("8.8.8.8")},
)
transport = httpx.MockTransport(
lambda request: httpx.Response(
200,
headers={"content-length": "2048"},
request=request,
)
)
with pytest.raises(BoxIMImageError, match="超过大小限制"):
download_boxim_image(
json.dumps({"originUrl": "https://cdn.example/large.png"}),
transport=transport,
)