Add 6sec timeout around `test_simple_rpc` suite for macos

tests/test_2way.py

@@ -1,15 +1,25 @@
-"""
-Bidirectional streaming.
+'''
+Audit the simplest inter-actor bidirectional (streaming)
+msg patterns.
 
-"""
+'''
+from __future__ import annotations
+from typing import (
+    Callable,
+    TYPE_CHECKING,
+)
 import pytest
 import trio
 import tractor
 
+if TYPE_CHECKING:
+    from tractor import (
+        Portal,
+    )
+
 
 @tractor.context
 async def simple_rpc(
-
     ctx: tractor.Context,
     data: int,
 
@@ -39,15 +49,14 @@ async def simple_rpc(
 
 @tractor.context
 async def simple_rpc_with_forloop(
-
     ctx: tractor.Context,
     data: int,
 
 ) -> None:
-    """Same as previous test but using ``async for`` syntax/api.
-
-    """
+    '''
+    Same as previous test but using `async for` syntax/api.
 
+    '''
     # signal to parent that we're up
     await ctx.started(data + 1)
 
@@ -74,15 +83,18 @@ async def simple_rpc_with_forloop(
     'server_func',
     [simple_rpc, simple_rpc_with_forloop],
 )
-def test_simple_rpc(server_func, use_async_for):
+def test_simple_rpc(
+    server_func: Callabe,
+    use_async_for: bool,
+):
     '''
     The simplest request response pattern.
 
     '''
     async def main():
-        async with tractor.open_nursery() as n:
-
-            portal = await n.start_actor(
+        with trio.fail_after(6):
+            async with tractor.open_nursery() as an:
+                portal: Portal = await an.start_actor(
                     'rpc_server',
                     enable_modules=[__name__],
                 )