Files
ragflow/test/unit_test/agent/component/test_deepl.py
Harsh Kashyap 6a4de82a80 fix(agent): restore be_output and test DeepL error return (#16363)
## Summary

#16332 fixed the missing `return` in DeepL's except branch, but
`ComponentBase.be_output` was removed during the agent refactor (#9113)
while several components still call it. DeepL (and other tools) would
raise `AttributeError` before any error message could be returned.

- Restore `ComponentBase.be_output` as `pd.DataFrame([{"content": v}])`
(same as pre-refactor behavior)
- Add regression test that `_run` returns the `**Error**:` message when
translation fails

Related to #16329

## Test plan

- [x] `test_run_returns_error_on_translation_failure`
- [x] Existing `test_deepl.py` check() tests still pass

---------

Co-authored-by: Harsh Kashyap <harshkashyap@Harshs-MacBook-Pro.local>
Co-authored-by: Zhichang Yu <yuzhichang@gmail.com>
2026-06-29 09:45:16 +08:00

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2.0 KiB
Python

#
# Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
from unittest.mock import patch
import pytest
# DeepL component imports the `deepl` SDK at module load; skip where absent.
pytest.importorskip("deepl")
from agent.tools.deepl import DeepL, DeepLParam # noqa: E402
class _Canvas:
def is_canceled(self):
return False
def _deepl(param=None):
cpn = DeepL.__new__(DeepL)
cpn._canvas = _Canvas()
cpn._param = param or DeepLParam()
return cpn
def test_check_passes_with_defaults():
# Regression: check() validated an undefined self.top_n and always raised
# AttributeError, so a DeepL component could never pass validation.
DeepLParam().check()
def test_check_rejects_invalid_source_lang():
param = DeepLParam()
param.source_lang = "XX"
with pytest.raises(ValueError):
param.check()
def test_check_rejects_invalid_target_lang():
param = DeepLParam()
param.target_lang = "XX"
with pytest.raises(ValueError):
param.check()
@pytest.mark.p1
def test_run_returns_error_on_translation_failure():
cpn = _deepl()
cpn._param.inputs = {"content": {"value": ["hello"]}}
with patch.object(DeepL, "get_input", return_value={"content": ["hello"]}):
with patch("agent.tools.deepl.deepl.Translator") as translator_cls:
translator_cls.return_value.translate_text.side_effect = RuntimeError("boom")
result = cpn._run([])
assert "**Error**:boom" in result.iloc[0]["content"]