diff --git a/windows/test/mytest.py b/windows/test/mytest.py
index 153300c..9701e5a 100644
--- a/windows/test/mytest.py
+++ b/windows/test/mytest.py
@@ -44,21 +44,21 @@ else:
 
 
 @contextmanager
-def Calc64():
+def Calc64(exit_code=0):
     try:
         calc = pop_calc_64()
         yield calc
     finally:
-        calc.exit()
+        calc.exit(exit_code)
 
 
 @contextmanager
-def Calc32():
+def Calc32(exit_code=0):
     try:
         calc = pop_calc_32()
         yield calc
     finally:
-        calc.exit()
+        calc.exit(exit_code)
 
 
 class WindowsTestCase(unittest.TestCase):
@@ -285,6 +285,13 @@ class WindowsTestCase(unittest.TestCase):
             cont = t.context
             self.assertEqual(cont.Rax, 0x4242424243434343)
 
+    def test_process_is_exit(self):
+        with Calc32(exit_code=42) as calc:
+            self.assertEqual(calc.is_exit, False)
+        # out of context manager: process is exit
+        self.assertEqual(calc.exit_code, 42)
+        self.assertEqual(calc.is_exit, True)
+
 class WindowsAPITestCase(unittest.TestCase):
     def test_createfileA_fail(self):
         with self.assertRaises(WindowsError) as ar:
diff --git a/windows/winobject.py b/windows/winobject.py
index 72a95c2..92752d9 100644
--- a/windows/winobject.py
+++ b/windows/winobject.py
@@ -311,7 +311,7 @@ class Process(AutoHandle):
 
         :type: :class:`bool`
         """
-        return self.exit_code == STILL_ACTIVE
+        return self.exit_code != STILL_ACTIVE
 
     def execute(self, code):
         """Execute some native code in the context of the process