Support RF dotted dictionary access syntax when returning query resul…

…ts as a dictionary (#239)

src/DatabaseLibrary/query.py

@@ -19,6 +19,7 @@
 from typing import List, Optional, Tuple
 
 from robot.api import logger
+from robot.utils.dotdict import DotDict
 
 from .connection_manager import Connection
 from .params_decorator import renamed_args
@@ -91,7 +92,7 @@ def query(
             col_names = [c[0] for c in cur.description]
             self._log_query_results(col_names, all_rows)
             if return_dict:
-                return [dict(zip(col_names, row)) for row in all_rows]
+                return [DotDict(zip(col_names, row)) for row in all_rows]
             return all_rows
         except Exception as e:
             self._rollback_and_raise(db_connection, no_transaction, e)

test/tests/common_tests/basic_tests.robot

@@ -113,6 +113,19 @@ Verify Query - Get results as a list of dictionaries
     Should Be Equal As Strings    ${value 1}    Franz Allan
     Should Be Equal As Strings    ${value 2}    Jerry
 
+Return As Dictionary - Dotted Syntax
+    ${output}=    Query    SELECT * FROM person    return_dict=True
+    ${field_names}=    Get Dictionary Keys    ${output}[0]
+    IF    "FIRST_NAME" in $field_names
+        VAR    ${field_name}=    FIRST_NAME
+    ELSE IF    "first_name" in $field_names
+        VAR    ${field_name}=    first_name
+    ELSE
+        FAIL    Unexpected field name in dictionary
+    END
+    Should Be Equal As Strings    ${output[0].${field_name}}    Franz Allan
+    Should Be Equal As Strings    ${output[1].${field_name}}    Jerry
+
 Verify Execute SQL String - Row Count person table
     ${output}=    Execute SQL String    SELECT COUNT(*) FROM person
     Log    ${output}