test_graph_mermaid_special_chars() — langchain Function Reference

Architecture documentation for the test_graph_mermaid_special_chars() function in test_graph.py from the langchain codebase.

Function python CoreAbstractions RunnableInterface

Entity Profile

CoreAbstractions→ RunnableInterface→ test_graph_mermaid_special_chars() — langchain Function Reference

Dependency Diagram

graph TD
  54975e26_869b_0797_b1b7_e85dd1718292["test_graph_mermaid_special_chars()"]
  972d89eb_abd0_b940_67b4_eff75c775ace["test_graph.py"]
  54975e26_869b_0797_b1b7_e85dd1718292 -->|defined in| 972d89eb_abd0_b940_67b4_eff75c775ace
  style 54975e26_869b_0797_b1b7_e85dd1718292 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/runnables/test_graph.py lines 701–719

def test_graph_mermaid_special_chars(snapshot: SnapshotAssertion) -> None:
    graph = Graph(
        nodes={
            "__start__": Node(
                id="__start__", name="__start__", data=BaseModel, metadata=None
            ),
            "开始": Node(id="开始", name="开始", data=BaseModel, metadata=None),
            "结束": Node(id="结束", name="结束", data=BaseModel, metadata=None),
            "__end__": Node(
                id="__end__", name="__end__", data=BaseModel, metadata=None
            ),
        },
        edges=[
            Edge(source="__start__", target="开始", data=None, conditional=False),
            Edge(source="开始", target="结束", data=None, conditional=False),
            Edge(source="结束", target="__end__", data=None, conditional=False),
        ],
    )
    assert graph.draw_mermaid() == snapshot(name="mermaid")