Ensure that a PoolParams instance is passed to the protocol hook when a

PoolParams instance is being used.

Author: anthony-tuininga

src/oracledb/impl/base/parsers.pyx

@@ -264,7 +264,12 @@ cdef class ConnectStringParser(BaseParser):
         if protocol is not None:
             fn = REGISTERED_PROTOCOLS.get(protocol)
             if fn is not None:
-                params = PY_TYPE_CONNECT_PARAMS.__new__(PY_TYPE_CONNECT_PARAMS)
+                if isinstance(self.params_impl, PoolParamsImpl):
+                    params = PY_TYPE_POOL_PARAMS.__new__(PY_TYPE_POOL_PARAMS)
+                else:
+                    params = PY_TYPE_CONNECT_PARAMS.__new__(
+                        PY_TYPE_CONNECT_PARAMS
+                    )
                 params._impl = self.params_impl
                 fn(protocol, self.data_as_str[self.temp_pos:], params)
                 self.description_list = self.params_impl.description_list

src/oracledb/impl/base/utils.pyx

@@ -196,6 +196,7 @@ def init_base_impl(package):
         PY_TYPE_MESSAGE_QUERY, \
         PY_TYPE_MESSAGE_ROW, \
         PY_TYPE_MESSAGE_TABLE, \
+        PY_TYPE_POOL_PARAMS, \
         PY_TYPE_VAR
 
     errors = package.errors
@@ -216,6 +217,7 @@ def init_base_impl(package):
     PY_TYPE_MESSAGE_QUERY = package.MessageQuery
     PY_TYPE_MESSAGE_ROW = package.MessageRow
     PY_TYPE_MESSAGE_TABLE = package.MessageTable
+    PY_TYPE_POOL_PARAMS = package.PoolParams
     PY_TYPE_VAR = package.Var