copy/deepcopy should duplicate informations

tests/test_duplicate_config.py

@@ -59,6 +59,16 @@ async def test_copy():
     assert not await list_sessions()
 
 
+@pytest.mark.asyncio
+async def test_copy_information():
+    od = make_description()
+    async with await Config(od) as cfg:
+        await cfg.information.set('key', 'value')
+        async with await cfg.config.copy() as ncfg:
+            assert await ncfg.information.get('key') == 'value'
+    assert not await list_sessions()
+
+
 @pytest.mark.asyncio
 async def test_copy_force_store_value():
     od = make_description()