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test_anthropic_tools.py — langchain Source File

Architecture documentation for test_anthropic_tools.py, a python file in the langchain codebase. 6 imports, 0 dependents.

File python CoreAbstractions RunnableInterface 6 imports 5 classes

Entity Profile

Dependency Diagram

graph LR
  11d9fa3b_8111_96f5_4533_c0ec52020ae0["test_anthropic_tools.py"]
  525a7d6f_f455_56e3_854a_c8a7da4a1417["unittest.mock"]
  11d9fa3b_8111_96f5_4533_c0ec52020ae0 --> 525a7d6f_f455_56e3_854a_c8a7da4a1417
  120e2591_3e15_b895_72b6_cb26195e40a6["pytest"]
  11d9fa3b_8111_96f5_4533_c0ec52020ae0 --> 120e2591_3e15_b895_72b6_cb26195e40a6
  d758344f_537f_649e_f467_b9d7442e86df["langchain_core.messages"]
  11d9fa3b_8111_96f5_4533_c0ec52020ae0 --> d758344f_537f_649e_f467_b9d7442e86df
  0e93d2ee_1fb2_3a0f_5a76_8aba32d0d4ed["langgraph.types"]
  11d9fa3b_8111_96f5_4533_c0ec52020ae0 --> 0e93d2ee_1fb2_3a0f_5a76_8aba32d0d4ed
  d03d9663_5201_66f4_af13_03c9f4d7984d["langchain_anthropic.middleware.anthropic_tools"]
  11d9fa3b_8111_96f5_4533_c0ec52020ae0 --> d03d9663_5201_66f4_af13_03c9f4d7984d
  50acc543_e5f0_2162_cf07_c2bf50723e0c["langchain.agents.middleware.types"]
  11d9fa3b_8111_96f5_4533_c0ec52020ae0 --> 50acc543_e5f0_2162_cf07_c2bf50723e0c
  style 11d9fa3b_8111_96f5_4533_c0ec52020ae0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

"""Unit tests for Anthropic text editor and memory tool middleware."""

from unittest.mock import MagicMock

import pytest
from langchain_core.messages import SystemMessage, ToolMessage
from langgraph.types import Command

from langchain_anthropic.middleware.anthropic_tools import (
    AnthropicToolsState,
    StateClaudeMemoryMiddleware,
    StateClaudeTextEditorMiddleware,
    _validate_path,
)


class TestPathValidation:
    """Test path validation and security."""

    def test_basic_path_normalization(self) -> None:
        """Test basic path normalization."""
        assert _validate_path("/foo/bar") == "/foo/bar"
        assert _validate_path("foo/bar") == "/foo/bar"
        assert _validate_path("/foo//bar") == "/foo/bar"
        assert _validate_path("/foo/./bar") == "/foo/bar"

    def test_path_traversal_blocked(self) -> None:
        """Test that path traversal attempts are blocked."""
        with pytest.raises(ValueError, match="Path traversal not allowed"):
            _validate_path("/foo/../etc/passwd")

        with pytest.raises(ValueError, match="Path traversal not allowed"):
            _validate_path("../etc/passwd")

        with pytest.raises(ValueError, match="Path traversal not allowed"):
            _validate_path("~/.ssh/id_rsa")

    def test_allowed_prefixes(self) -> None:
        """Test path prefix validation."""
        # Should pass
        assert (
            _validate_path("/workspace/file.txt", allowed_prefixes=["/workspace"])
            == "/workspace/file.txt"
        )

        # Should fail
        with pytest.raises(ValueError, match="Path must start with"):
            _validate_path("/etc/passwd", allowed_prefixes=["/workspace"])

        with pytest.raises(ValueError, match="Path must start with"):
            _validate_path(
                "/workspacemalicious/file.txt", allowed_prefixes=["/workspace/"]
            )

    def test_memories_prefix(self) -> None:
        """Test /memories prefix validation for memory tools."""
        assert (
            _validate_path("/memories/notes.txt", allowed_prefixes=["/memories"])
            == "/memories/notes.txt"
        )
// ... (392 more lines)

Domain

Subdomains

Classes

Dependencies

  • langchain.agents.middleware.types
  • langchain_anthropic.middleware.anthropic_tools
  • langchain_core.messages
  • langgraph.types
  • pytest
  • unittest.mock

Source

Frequently Asked Questions

What does test_anthropic_tools.py do?
test_anthropic_tools.py is a source file in the langchain codebase, written in python. It belongs to the CoreAbstractions domain, RunnableInterface subdomain.
What does test_anthropic_tools.py depend on?
test_anthropic_tools.py imports 6 module(s): langchain.agents.middleware.types, langchain_anthropic.middleware.anthropic_tools, langchain_core.messages, langgraph.types, pytest, unittest.mock.
Where is test_anthropic_tools.py in the architecture?
test_anthropic_tools.py is located at libs/partners/anthropic/tests/unit_tests/middleware/test_anthropic_tools.py (domain: CoreAbstractions, subdomain: RunnableInterface, directory: libs/partners/anthropic/tests/unit_tests/middleware).

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