1 files changed, 4 insertions, 6 deletions
diff --git a/testsuite/pyunit/dom/Expressions.py b/testsuite/pyunit/dom/Expressions.py
index fe9bf22eb..24235e1e1 100644
--- a/testsuite/pyunit/dom/Expressions.py
+++ b/testsuite/pyunit/dom/Expressions.py
@@ -34,7 +34,7 @@ import ctypes
 from inspect import currentframe
 from pathlib import Path
 from textwrap import dedent
-from typing import TypeVar, Dict
+from typing import TypeVar, Dict, cast
 from unittest import TestCase
 
 
@@ -84,12 +84,10 @@ class Expressions(TestCase):
         return default
 
     def test_NotExpression(self):
-        filename: Path = self._root / "{className}_{funcName}.vhdl".format(
-            className=self.__class__.__name__, funcName= currentframe().f_code.co_name[5:]
-        )
+        filename: Path = self._root / f"{self.__class__.__name__}_{currentframe().f_code.co_name[5:]}.vhdl"
 
         # Define test data
-        constantDeclartion = "constant c0 : boolean := not true;"
+        constantDeclartion = "constant c0 : boolean := not True;"
 
         # Parse in-memory
         default: Expression = self.parse(filename, constantDeclartion)
@@ -97,7 +95,7 @@ class Expressions(TestCase):
         # Start checks
         self.assertIsInstance(default, InverseExpression)
         self.assertIsInstance(default.Operand, SimpleObjectOrFunctionCallSymbol)
-        self.assertEqual("true", str(default.Operand))  # .SymbolName))  # XXX: hacked
+        self.assertEqual("True", cast(SimpleObjectOrFunctionCallSymbol, default.Operand).Name.Identifier)
 
     # def test_AbsExpression(self):
     #     filename: Path = self._root / "{className}_{funcName}.vhdl".format(