refactor: 优化 Claude Code 规则入口 (#6)

tests/test_harness_docs.py

@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import sys
+import tempfile
 import unittest
 from pathlib import Path
 
@@ -12,6 +13,7 @@ from check_harness import (  # noqa: E402
     CORE_DOCUMENT_REQUIREMENTS,
     CORE_PAGE_PATHS,
     REQUIRED_FILES,
+    check_claude_code_entry,
     check_core_documents,
     check_agent_efficiency_rules,
     check_task_template,
@@ -62,6 +64,23 @@ class AgentRuleTests(unittest.TestCase):
         check_agent_efficiency_rules(errors)
         self.assertEqual(errors, [])
 
+    def test_claude_code_entry_imports_shared_rules(self) -> None:
+        errors: list[str] = []
+        check_claude_code_entry(errors)
+        self.assertEqual(errors, [])
+
+    def test_claude_code_entry_requires_exact_import_line(self) -> None:
+        with tempfile.TemporaryDirectory() as directory:
+            root = Path(directory)
+            (root / "CLAUDE.md").write_text(
+                "共同规则事实来源\n只记录 Claude Code 特有\n"
+                "共同规则只修改 `AGENTS.md`\n",
+                encoding="utf-8",
+            )
+            errors: list[str] = []
+            check_claude_code_entry(errors, root)
+        self.assertIn("CLAUDE.md 缺少独立的 @AGENTS.md 导入", errors)
+
 
 if __name__ == "__main__":
     unittest.main()