test/fix: add test to get 100% coverage and fix mypy errors

Author: DEENUU1

pydantic_deep/toolsets/subagents.py

@@ -122,15 +122,14 @@ async def task(  # pragma: no cover
             subagent = ctx.deps.subagents[subagent_type]
         else:
             # Create the subagent on-the-fly
+            from pydantic_ai_backends import create_console_toolset
             from pydantic_ai_todo import create_todo_toolset
 
-            from pydantic_deep.toolsets.filesystem import create_filesystem_toolset
-
             model = config.get("model", default_model)
             tools = config.get("tools", [])
 
             # Create toolsets for the subagent
-            fs_toolset = create_filesystem_toolset(
+            console_toolset = create_console_toolset(
                 include_execute=True,
                 require_write_approval=False,
                 require_execute_approval=False,
@@ -141,7 +140,7 @@ async def task(  # pragma: no cover
                 model,
                 instructions=config["instructions"],
                 deps_type=type(ctx.deps),
-                toolsets=[fs_toolset, todo_toolset],
+                toolsets=[console_toolset, todo_toolset],
             )
 
             # Add custom tools if any

tests/test_agent_extended.py

@@ -144,6 +144,22 @@ def test_post_init_syncs_files(self):
         # Files should be synced to backend
         assert "/test.txt" in backend.files
 
+    def test_post_init_with_non_state_backend(self, local_backend):
+        """Test that __post_init__ works with non-StateBackend."""
+        # This covers the branch where backend is NOT a StateBackend
+        deps = DeepAgentDeps(backend=local_backend)
+        assert deps.backend is local_backend
+        # files dict should remain empty (not synced from backend)
+        assert deps.files == {}
+
+    def test_get_files_summary_empty(self):
+        """Test get_files_summary with empty files."""
+        deps = DeepAgentDeps(backend=StateBackend())
+        # Ensure files is empty
+        deps.files.clear()
+        summary = deps.get_files_summary()
+        assert summary == ""
+
     def test_get_files_summary_with_files(self):
         """Test get_files_summary with files."""
         deps = DeepAgentDeps(backend=StateBackend())