feat(agent): align the document tools with the harness-trained shape — ls, read(path), grep(pattern, path?)

tests/unit/test_mock_tool_flow.py

@@ -32,10 +32,11 @@ from tests.e2e.mock_llm import (
 SYSTEM_HIGH = "<relevance>HIGH</relevance>\n<documents>\n</documents>\n<tools>\n…\n</tools>"
 SYSTEM_LOW = "<relevance>LOW</relevance>\n"
 
-#: A minimal truthy ``tools`` parameter (the mock only checks presence).
-TOOLS = [{"type": "function", "function": {"name": "list_documents"}}]
+#: A minimal truthy ``tools`` parameter (the mock only checks presence;
+#: the phase-70 harness-aligned names).
+TOOLS = [{"type": "function", "function": {"name": "ls"}}]
 
-#: The agent's ``list_documents`` output for a two-document KB
+#: The agent's ``ls`` output for a two-document KB
 #: (``app/rag/agent.py`` ``_execute_tool``): one
 #: ``source: X | path: Y | title: Z`` line per document (phase 63: labeled,
 #: unambiguous fields), ``(source, path)`` order.
@@ -103,7 +104,7 @@ def _body(
                     {
                         "id": f"call_{i}",
                         "type": "function",
-                        "function": {"name": "list_documents", "arguments": "{}"},
+                        "function": {"name": "ls", "arguments": "{}"},
                     }
                 ],
             }
@@ -274,7 +275,8 @@ SEARCH_USER = (
 assert SEARCH_TRIGGER in SEARCH_USER.lower()
 assert TOOLS_TRIGGER not in SEARCH_USER.lower()
 
-#: The agent's ``search_documents`` result for the e2e fixture
+#: The agent's ``grep`` result for the e2e fixture (phase 70 renamed
+#: the phase-68 tool; the line format is unchanged)
 #: (``app/rag/agent.py`` ``_execute_tool``): one ``source/path:LINE: text``
 #: match line (the sentinel line, 200-char-capped server-side).
 SEARCH_RESULT = (