Add test for UTF8

tjnetwork.py

@@ -308,6 +308,18 @@ def set_restore_operation_to_current(name: str) -> None:
 def restore(name: str, discard: bool = False) -> ChangeSet:
     return api.restore(name, discard)
 
+def read(name: str, sql: str):
+    return api.read(name, sql)
+
+def try_read(name: str, sql: str):
+    return api.try_read(name, sql)
+
+def read_all(name: str, sql: str):
+    return api.read_all(name, sql)
+
+def write(name: str, sql: str):
+    return api.write(name, sql)
+
 
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 # type