fix(wecomcs): preserve provider error details (#2772)

tests/unit_tests/platform/test_wecomcs_api.py

@@ -4,6 +4,63 @@ import httpx
 import pytest
 
 from langbot.libs.wecom_customer_service_api.api import WecomCSClient
+from langbot_plugin.api.entities.builtin.platform.message import Image
+
+
+@pytest.mark.asyncio
+@pytest.mark.parametrize(
+    ('method', 'args'),
+    [
+        ('send_text_msg', ('kf', 'user', 'msg', 'hello')),
+        ('send_image_msg', ('kf', 'user', 'msg', 'media')),
+        ('send_event_text', ('code', 'msg', 'hello')),
+        ('send_image', ('user', 1, 'media')),
+        ('change_service_status', ('user', 'kf', 'servicer')),
+        ('get_pic_url', ('media',)),
+        ('upload_to_work', (Image(base64='aW1hZ2U='),)),
+        ('get_detailed_message_list', ('<xml><Token>token</Token><OpenKfId>kf</OpenKfId></xml>',)),
+    ],
+)
+@pytest.mark.parametrize('errcode', [95002, 40014])
+async def test_api_failures_preserve_provider_diagnostics(method, args, errcode):
+    def handle_request(request):
+        if request.url.path.endswith('/gettoken'):
+            return httpx.Response(200, json={'access_token': 'refreshed-token'})
+        return httpx.Response(200, json={'errcode': errcode, 'errmsg': 'provider detail, rid: trace-123'})
+
+    client = WecomCSClient('corp', 'secret', 'token', 'aes', None, unified_mode=True)
+    client.access_token = 'access-token'
+    client._http_client = httpx.AsyncClient(transport=httpx.MockTransport(handle_request))
+    try:
+        with pytest.raises(Exception) as error:
+            await getattr(client, method)(*args)
+        assert str(errcode) in str(error.value)
+        assert 'provider detail, rid: trace-123' in str(error.value)
+    finally:
+        await client.close()
+
+
+@pytest.mark.asyncio
+async def test_upload_returns_media_after_token_refresh():
+    uploads = 0
+
+    def handle_request(request):
+        nonlocal uploads
+        if request.url.path.endswith('/gettoken'):
+            return httpx.Response(200, json={'access_token': 'refreshed-token'})
+        uploads += 1
+        if uploads == 1:
+            return httpx.Response(200, json={'errcode': 42001, 'errmsg': 'token expired'})
+        return httpx.Response(200, json={'media_id': 'uploaded-media'})
+
+    client = WecomCSClient('corp', 'secret', 'token', 'aes', None, unified_mode=True)
+    client.access_token = 'access-token'
+    client._http_client = httpx.AsyncClient(transport=httpx.MockTransport(handle_request))
+    try:
+        assert await client.upload_to_work(Image(base64='aW1hZ2U=')) == 'uploaded-media'
+        assert uploads == 2
+    finally:
+        await client.close()
 
 
 @pytest.mark.asyncio