Vendored deer-flow upstream (bytedance/deer-flow) plus prompt-injection hardening: - New deerflow.security package: content_delimiter, html_cleaner, sanitizer (8 layers — invisible chars, control chars, symbols, NFC, PUA, tag chars, horizontal whitespace collapse with newline/tab preservation, length cap) - New deerflow.community.searx package: web_search, web_fetch, image_search backed by a private SearX instance, every external string sanitized and wrapped in <<<EXTERNAL_UNTRUSTED_CONTENT>>> delimiters - All native community web providers (ddg_search, tavily, exa, firecrawl, jina_ai, infoquest, image_search) replaced with hard-fail stubs that raise NativeWebToolDisabledError at import time, so a misconfigured tool.use path fails loud rather than silently falling back to unsanitized output - Native client back-doors (jina_client.py, infoquest_client.py) stubbed too - Native-tool tests quarantined under tests/_disabled_native/ (collect_ignore_glob via local conftest.py) - Sanitizer Layer 7 fix: only collapse horizontal whitespace, preserve newlines and tabs so list/table structure survives - Hardened runtime config.yaml references only the searx-backed tools - Factory overlay (backend/) kept in sync with deer-flow tree as a reference / source See HARDENING.md for the full audit trail and verification steps.
50 lines
1.9 KiB
Python
50 lines
1.9 KiB
Python
"""Tests for reflection resolvers."""
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import pytest
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from deerflow.reflection import resolvers
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from deerflow.reflection.resolvers import resolve_variable
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def test_resolve_variable_reports_install_hint_for_missing_google_provider(monkeypatch: pytest.MonkeyPatch):
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"""Missing google provider should return actionable install guidance."""
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def fake_import_module(module_path: str):
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raise ModuleNotFoundError(f"No module named '{module_path}'", name=module_path)
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monkeypatch.setattr(resolvers, "import_module", fake_import_module)
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with pytest.raises(ImportError) as exc_info:
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resolve_variable("langchain_google_genai:ChatGoogleGenerativeAI")
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message = str(exc_info.value)
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assert "Could not import module langchain_google_genai" in message
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assert "uv add langchain-google-genai" in message
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def test_resolve_variable_reports_install_hint_for_missing_google_transitive_dependency(
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monkeypatch: pytest.MonkeyPatch,
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) -> None:
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"""Missing transitive dependency should still return actionable install guidance."""
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def fake_import_module(module_path: str):
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# Simulate provider module existing but a transitive dependency (e.g. `google`) missing.
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raise ModuleNotFoundError("No module named 'google'", name="google")
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monkeypatch.setattr(resolvers, "import_module", fake_import_module)
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with pytest.raises(ImportError) as exc_info:
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resolve_variable("langchain_google_genai:ChatGoogleGenerativeAI")
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message = str(exc_info.value)
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# Even when a transitive dependency is missing, the hint should still point to the provider package.
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assert "uv add langchain-google-genai" in message
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def test_resolve_variable_invalid_path_format():
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"""Invalid variable path should fail with format guidance."""
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with pytest.raises(ImportError) as exc_info:
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resolve_variable("invalid.variable.path")
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assert "doesn't look like a variable path" in str(exc_info.value)
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