swap order

Author: douglasdavis

distributed/diagnostics/tests/test_scheduler_plugin.py

@@ -116,8 +116,8 @@ async def start(self, scheduler):
     plugin = UnnamedPlugin()
     s.add_plugin(plugin)
     s.add_plugin(plugin, name="another")
-    with pytest.raises(ValueError) as excinfo:
-        with pytest.warns(FutureWarning, match="Removing scheduler plugins by value"):
+    with pytest.warns(FutureWarning, match="Removing scheduler plugins by value"):
+        with pytest.raises(ValueError) as excinfo:
             s.remove_plugin(plugin)
 
     msg = str(excinfo.value)