diff --git a/examples/dict_test.bpmn b/examples/dict_test.bpmn
index c14d44d..882f176 100644
--- a/examples/dict_test.bpmn
+++ b/examples/dict_test.bpmn
@@ -12,24 +12,12 @@
     <bpmn:scriptTask id="Task_1770033215613" name="Test Task Data">
       <bpmn:incoming>Flow_0k87bc6</bpmn:incoming>
       <bpmn:outgoing>Flow2_1770033215613</bpmn:outgoing>
-      <bpmn:script>def runTests(tests):
-  import io
-  import unittest
-
-  suite = unittest.TestSuite()
-  suite.addTests(tests)
-  stream = io.StringIO()
-  result = unittest.TextTestRunner(stream=stream).run(suite)
-  
-  return {
-    "testsRun": result.testsRun,
-    "wasSuccessful": result.wasSuccessful(),
-    "output": stream.getvalue(),
-  }
-
+      <bpmn:script>
 def test():
   import unittest
 
+  from spiff_arena_common.tester import run_test_cases
+
   class TestTaskData(unittest.TestCase):
     def test_empty_dict(self):
       self.assertEqual(empty_dict, {})
@@ -41,7 +29,7 @@ def test():
       self.assertTrue("sam" in kv_dict, "Expected 'sam' in kv_dict")
       self.assertTrue("sue" in kv_dict)
 
-  return runTests([
+  return run_test_cases([
     TestTaskData("test_empty_dict"),
     TestTaskData("test_kv_dict"),
   ])
diff --git a/examples/gateway_test.bpmn b/examples/gateway_test.bpmn
index 8462ce4..860c1d1 100644
--- a/examples/gateway_test.bpmn
+++ b/examples/gateway_test.bpmn
@@ -40,29 +40,17 @@
     <bpmn:scriptTask id="Activity_0t3f14e" name="Test Task Data">
       <bpmn:incoming>Flow2_1770640981219</bpmn:incoming>
       <bpmn:outgoing>Flow_1u1o29t</bpmn:outgoing>
-      <bpmn:script>def runTests(tests):
-  import io
-  import unittest
-
-  suite = unittest.TestSuite()
-  suite.addTests(tests)
-  stream = io.StringIO()
-  result = unittest.TextTestRunner(stream=stream).run(suite)
-  
-  return {
-    "testsRun": result.testsRun,
-    "wasSuccessful": result.wasSuccessful(),
-    "output": stream.getvalue(),
-  }
-
+      <bpmn:script>
 def test():
   import unittest
 
+  from spiff_arena_common.tester import run_test_cases
+
   class TestTaskData(unittest.TestCase):
     def runTest(self):
       self.assertEqual(happy_path, 1)
   
-  return runTests([TestTaskData()])
+  return run_test_cases([TestTaskData()])
   
 spiff_testResult = test()</bpmn:script>
     </bpmn:scriptTask>
diff --git a/examples/httpv2_test.bpmn b/examples/httpv2_test.bpmn
index dd7a33f..8207cce 100644
--- a/examples/httpv2_test.bpmn
+++ b/examples/httpv2_test.bpmn
@@ -42,31 +42,19 @@
     <bpmn:scriptTask id="Activity_180yucj" name="Test Result">
       <bpmn:incoming>Flow2_1770249220377</bpmn:incoming>
       <bpmn:outgoing>Flow_1wg6aca</bpmn:outgoing>
-      <bpmn:script>def runTests(tests):
-  import io
-  import unittest
-
-  suite = unittest.TestSuite()
-  suite.addTests(tests)
-  stream = io.StringIO()
-  result = unittest.TextTestRunner(stream=stream).run(suite)
-  
-  return {
-    "testsRun": result.testsRun,
-    "wasSuccessful": result.wasSuccessful(),
-    "output": stream.getvalue(),
-  }
-
+      <bpmn:script>
 def test():
   import unittest
 
+  from spiff_arena_common.tester import run_test_cases
+  
   class TestTaskData(unittest.TestCase):
     def runTest(self):
       self.assertIn("body", resp_get)
       self.assertIn("id", resp_get["body"])
       self.assertEqual(resp_get["body"]["id"], id)
       
-  return runTests([TestTaskData()])
+  return run_test_cases([TestTaskData()])
   
 spiff_testResult = test()</bpmn:script>
     </bpmn:scriptTask>
diff --git a/examples/jfds_test.bpmn b/examples/jfds_test.bpmn
index a380ffc..50a870f 100644
--- a/examples/jfds_test.bpmn
+++ b/examples/jfds_test.bpmn
@@ -38,31 +38,19 @@
         <bpmn:sourceRef>DataStoreReference_199b8wr</bpmn:sourceRef>
         <bpmn:targetRef>Property_1taen79</bpmn:targetRef>
       </bpmn:dataInputAssociation>
-      <bpmn:script>def runTests(tests):
-  import io
-  import unittest
-
-  suite = unittest.TestSuite()
-  suite.addTests(tests)
-  stream = io.StringIO()
-  result = unittest.TextTestRunner(stream=stream).run(suite)
-  
-  return {
-    "testsRun": result.testsRun,
-    "wasSuccessful": result.wasSuccessful(),
-    "output": stream.getvalue(),
-  }
-
+      <bpmn:script>
 def test():
   import unittest
 
+  from spiff_arena_common.tester import run_test_cases
+
   class TestTaskData(unittest.TestCase):
     def runTest(self):
       x = jsonfiledatastore["x"]
       expected = spiff_testFixture["expected"]["x"]
       self.assertEqual(x, expected)
       
-  return runTests([TestTaskData()])
+  return run_test_cases([TestTaskData()])
   
 spiff_testResult = test()</bpmn:script>
     </bpmn:scriptTask>
diff --git a/examples/jsonfiledatastore.json b/examples/jsonfiledatastore.json
index 0d8ba44..20363bb 100644
--- a/examples/jsonfiledatastore.json
+++ b/examples/jsonfiledatastore.json
@@ -1 +1 @@
-{"x": 46}
\ No newline at end of file
+{"x": 51}
\ No newline at end of file
diff --git a/examples/manual_tasks_test.bpmn b/examples/manual_tasks_test.bpmn
index e0a1d13..80514b2 100644
--- a/examples/manual_tasks_test.bpmn
+++ b/examples/manual_tasks_test.bpmn
@@ -17,29 +17,17 @@
     <bpmn:scriptTask id="Activity_1ifkyxd" name="Test Results">
       <bpmn:incoming>Flow2_1770121675349</bpmn:incoming>
       <bpmn:outgoing>Flow_0g7mzwp</bpmn:outgoing>
-      <bpmn:script>def runTests(tests):
-  import io
-  import unittest
-
-  suite = unittest.TestSuite()
-  suite.addTests(tests)
-  stream = io.StringIO()
-  result = unittest.TextTestRunner(stream=stream).run(suite)
-  
-  return {
-    "testsRun": result.testsRun,
-    "wasSuccessful": result.wasSuccessful(),
-    "output": stream.getvalue(),
-  }
-
+      <bpmn:script>
 def test():
   import unittest
 
+  from spiff_arena_common.tester import run_test_cases
+
   class TestTaskData(unittest.TestCase):
     def runTest(self):
       self.assertEqual(post_script_var, 2)
       
-  return runTests([TestTaskData()])
+  return run_test_cases([TestTaskData()])
   
 spiff_testResult = test()</bpmn:script>
     </bpmn:scriptTask>
diff --git a/examples/user_task_test.bpmn b/examples/user_task_test.bpmn
index f8a7518..8e253d2 100644
--- a/examples/user_task_test.bpmn
+++ b/examples/user_task_test.bpmn
@@ -17,29 +17,17 @@
     <bpmn:scriptTask id="Activity_0f6vlzg" name="Test Result">
       <bpmn:incoming>Flow2_1770132558798</bpmn:incoming>
       <bpmn:outgoing>Flow_1a46c5r</bpmn:outgoing>
-      <bpmn:script>def runTests(tests):
-  import io
-  import unittest
-
-  suite = unittest.TestSuite()
-  suite.addTests(tests)
-  stream = io.StringIO()
-  result = unittest.TextTestRunner(stream=stream).run(suite)
-  
-  return {
-    "testsRun": result.testsRun,
-    "wasSuccessful": result.wasSuccessful(),
-    "output": stream.getvalue(),
-  }
-
+      <bpmn:script>
 def test():
   import unittest
 
+  from spiff_arena_common.tester import run_test_cases
+
   class TestTaskData(unittest.TestCase):
     def runTest(self):
       self.assertEqual(some_field, spiff_testFixture["expected"]["some_field"])
       
-  return runTests([TestTaskData()])
+  return run_test_cases([TestTaskData()])
   
 spiff_testResult = test()</bpmn:script>
     </bpmn:scriptTask>
diff --git a/test.py b/test.py
index 8b4e4c9..ef4008c 100644
--- a/test.py
+++ b/test.py
@@ -3,7 +3,7 @@
 # dependencies = [
 #     "jinja2>=3.1.6",
 #     "jsonschema>=4.26.0",
-#     "spiff-arena-common==0.1.9",
+#     "spiff-arena-common==0.1.10",
 #     "spiffworkflow==3.1.2",
 # ]
 # ///