feat: wire AgentLoop to DisplayAdapter and async permissions

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tests/unit/test_tools.py

@@ -1,7 +1,6 @@
 """Tests for the tool framework and core tools (Phase 4)."""
 
 from pathlib import Path
-from unittest.mock import patch
 
 import pytest
 
@@ -48,28 +47,40 @@ class TestBaseTool:
 
 
 class TestPermissionsService:
-    def test_deny_list_blocks(self) -> None:
+    @pytest.mark.asyncio
+    async def test_deny_list_blocks(self) -> None:
         svc = PermissionsService(PermissionsConfig(deny=["dangerous_tool"]))
-        assert svc.check("dangerous_tool") is False
+        assert await svc.check("dangerous_tool") is False
 
-    def test_auto_approve_allows(self) -> None:
+    @pytest.mark.asyncio
+    async def test_auto_approve_allows(self) -> None:
         svc = PermissionsService(PermissionsConfig(auto_approve=["read_file"]))
-        assert svc.check("read_file") is True
+        assert await svc.check("read_file") is True
 
-    @patch("app.services.permissions.Confirm.ask", return_value=True)
-    def test_prompt_user_approved(self, mock_ask: object) -> None:
+    @pytest.mark.asyncio
+    async def test_prompt_callback_approved(self) -> None:
         svc = PermissionsService(PermissionsConfig(prompt_user=["write_file"]))
-        assert svc.check("write_file") is True
 
-    @patch("app.services.permissions.Confirm.ask", return_value=False)
-    def test_prompt_user_denied(self, mock_ask: object) -> None:
+        async def approve(tool_name: str, description: str) -> bool:
+            return True
+
+        svc.set_prompt_callback(approve)
+        assert await svc.check("write_file") is True
+
+    @pytest.mark.asyncio
+    async def test_prompt_callback_denied(self) -> None:
         svc = PermissionsService(PermissionsConfig(prompt_user=["write_file"]))
-        assert svc.check("write_file") is False
 
-    @patch("app.services.permissions.Confirm.ask", return_value=False)
-    def test_unlisted_tool_prompts(self, mock_ask: object) -> None:
+        async def deny(tool_name: str, description: str) -> bool:
+            return False
+
+        svc.set_prompt_callback(deny)
+        assert await svc.check("write_file") is False
+
+    @pytest.mark.asyncio
+    async def test_unlisted_tool_no_callback_denied(self) -> None:
         svc = PermissionsService(PermissionsConfig())
-        assert svc.check("unknown_tool") is False
+        assert await svc.check("unknown_tool") is False
 
 
 # --- ToolRegistry ---