fix(google-tasks): couple showHidden with show_completed

src/apron_tools/providers/google/tasks/tools.py

@@ -112,8 +112,11 @@ async def google_tasks_list_tasks(
         "maxResults": _clamp_max_results(params.max_results),
         # Strings "true"/"false" because the Tasks API expects query-string
         # booleans rather than python's capitalised "True"/"False".
+        # The Tasks API marks completed items as hidden, so showHidden must be
+        # coupled to showCompleted; otherwise completed tasks are filtered back
+        # out even when the caller opts in.
         "showCompleted": "true" if params.show_completed else "false",
-        "showHidden": "false",
+        "showHidden": "true" if params.show_completed else "false",
         "showDeleted": "false",
     }
     if params.due_min:

tests/providers/google/tasks/test_tools.py

@@ -100,15 +100,21 @@ async def test_hides_completed_by_default(self, httpx_mock: HTTPXMock) -> None:
         await google_tasks_list_tasks(ListTasksParams(), token=_TOKEN)
 
         request = httpx_mock.get_request()
-        assert "showCompleted=false" in str(request.url)
+        url = str(request.url)
+        assert "showCompleted=false" in url
+        assert "showHidden=false" in url
 
     async def test_show_completed_opt_in(self, httpx_mock: HTTPXMock) -> None:
         httpx_mock.add_response(json=_load_json("list_tasks.json"))
 
         await google_tasks_list_tasks(ListTasksParams(show_completed=True), token=_TOKEN)
 
         request = httpx_mock.get_request()
-        assert "showCompleted=true" in str(request.url)
+        url = str(request.url)
+        assert "showCompleted=true" in url
+        # Completed tasks are marked hidden by the Tasks API, so surfacing them
+        # requires showHidden coupled to showCompleted.
+        assert "showHidden=true" in url
 
     async def test_clamps_max_results_upper(self, httpx_mock: HTTPXMock) -> None:
         httpx_mock.add_response(json=_load_json("list_tasks.json"))