Add copyright headers and bump version.

lib/python/Testing/ZopeTestCase/doc/VERSION.txt

-ZopeTestCase 0.9.8
+ZopeTestCase 0.9.9

lib/python/Testing/ZopeTestCase/tests.py

-"""Test runner that works with zope.testing.testrunner"""
+##############################################################################
+#
+# Copyright (c) 2006 Zope Corporation and Contributors. All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+##############################################################################
+"""Test runner that works with zope.testing.testrunner
+
+$Id"
+"""
 
 import unittest
 import os

lib/python/Testing/ZopeTestCase/zopedoctest/layerextraction.txt

@@ -3,3 +3,4 @@ variable
 
  >>> getattr(self.app, 'LAYER_EXTRACTED', False)
  True
+

lib/python/Testing/ZopeTestCase/zopedoctest/test_layerextraction.py → lib/python/Testing/ZopeTestCase/zopedoctest/testLayerExtraction.py

-from Testing.ZopeTestCase import ZopeDocFileSuite as FileSuite
-from Testing.ZopeTestCase import ZopeDocTestSuite as TestSuite
-from Testing.ZopeTestCase.ZopeTestCase import ZopeTestCase
+##############################################################################
+#
+# Copyright (c) 2006 Zope Corporation and Contributors. All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+##############################################################################
+"""Test layer extraction feature
+
+$Id$
+"""
+
+from unittest import TestSuite
 from Testing import ZopeTestCase
+from Testing.ZopeTestCase import ZopeDocFileSuite
+from Testing.ZopeTestCase import ZopeDocTestSuite
+from Testing.ZopeTestCase import transaction
 
-import transaction as txn
 
 class TestLayer:
     """
@@ -13,30 +30,29 @@ class TestLayer:
     >>> getattr(self.app, 'LAYER_EXTRACTED', False)
     True
     """
+
     @classmethod
     def setUp(cls):
         app = ZopeTestCase.app()
         app.LAYER_EXTRACTED = True
-        txn.commit()
+        transaction.commit()
         ZopeTestCase.close(app)
 
     @classmethod
     def tearDown(cls):
         app = ZopeTestCase.app()
-        del app.LAYER_EXTRACTED
-        txn.commit()
+        delattr(app, 'LAYER_EXTRACTED')
+        transaction.commit()
         ZopeTestCase.close(app)
 
+
 class TestCase(ZopeTestCase.ZopeTestCase):
     layer = TestLayer
 
+
 def test_suite():
-    import unittest
-    fs = FileSuite('layerextraction.txt',
-                   test_class=TestCase,
-                   package='Testing.ZopeTestCase.zopedoctest'
-                   )
-    ts = TestSuite('Testing.ZopeTestCase.zopedoctest.test_layerextraction',
-                   test_class=TestCase,
-                   )
-    return unittest.TestSuite((fs, ts))
+    return TestSuite((
+        ZopeDocTestSuite(test_class=TestCase),
+        ZopeDocFileSuite('layerextraction.txt', test_class=TestCase),
+    ))
+

lib/python/Testing/ZopeTestCase/zopedoctest/tests.py

-"""Test runner that works with zope.testing.testrunner"""
+##############################################################################
+#
+# Copyright (c) 2006 Zope Corporation and Contributors. All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+##############################################################################
+"""Test runner that works with zope.testing.testrunner
+
+$Id$
+"""
 
 import unittest
 import os