Fix conversion from BINARY_DOUBLE/BINARY_FLOAT to string.

Author: anthony-tuininga

src/oracledb/impl/base/converters.pyx

@@ -1,5 +1,5 @@
 #------------------------------------------------------------------------------
-# Copyright (c) 2024, Oracle and/or its affiliates.
+# Copyright (c) 2024, 2025, Oracle and/or its affiliates.
 #
 # This software is dual-licensed to you under the Universal Permissive License
 # (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl and Apache License
@@ -180,6 +180,14 @@ cdef object convert_oracle_data_to_python(OracleMetadata from_metadata,
         elif ora_type_num == ORA_TYPE_NUM_NUMBER:
             return convert_number_to_python_str(&data.buffer)
 
+        # Oracle BINARY_DOUBLE
+        elif ora_type_num == ORA_TYPE_NUM_BINARY_DOUBLE:
+            return str(data.buffer.as_double)
+
+        # Oracle BINARY_FLOAT
+        elif ora_type_num == ORA_TYPE_NUM_BINARY_FLOAT:
+            return str(data.buffer.as_float)
+
         # Oracle DATE, TIMESTAMP (WITH (LOCAL) TIME ZONE)
         elif ora_type_num in (
             ORA_TYPE_NUM_DATE,

tests/test_3600_outputtypehandler.py

@@ -707,6 +707,26 @@ def type_handler_2(cursor, metadata):
         self.cursor.execute(sql, [0])
         self.assertEqual(self.cursor.fetchall(), [])
 
+    def test_3677(self):
+        "3677 - output type handler: from BINARY_DOUBLE to VARCHAR"
+        str_value = "36.75" if test_env.get_is_thin() else "3.675E+001"
+        self.__test_type_handler(
+            oracledb.DB_TYPE_BINARY_DOUBLE,
+            oracledb.DB_TYPE_VARCHAR,
+            36.75,
+            str_value,
+        )
+
+    def test_3678(self):
+        "3678 - output type handler: from BINARY_FLOAT to VARCHAR"
+        str_value = "16.25" if test_env.get_is_thin() else "1.625E+001"
+        self.__test_type_handler(
+            oracledb.DB_TYPE_BINARY_FLOAT,
+            oracledb.DB_TYPE_VARCHAR,
+            16.25,
+            str_value,
+        )
+
 
 if __name__ == "__main__":
     test_env.run_test_cases()