add tests for DatabaseOpened events

src/Zope2/App/tests/test_startup.py

+##############################################################################
+#
+# Copyright (c) 2010 Zope Foundation and Contributors.
+#
+# 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.
+#
+##############################################################################
+
+import logging
+
+from Testing.ZopeTestCase import ZopeTestCase
+
+from zope.testing.loggingsupport import InstalledHandler
+
+logged = """Zope2.App.test_startup INFO
+  <class 'zope.processlifetime.DatabaseOpened'>
+Zope2.App.test_startup INFO
+  <class 'zope.processlifetime.DatabaseOpenedWithRoot'>"""
+
+
+def logevent(event):
+    logger = logging.getLogger('Zope2.App.test_startup')
+    logger.info(event.__class__)
+
+
+class StartupTests(ZopeTestCase):
+
+    def test_dummy(self):
+        from Zope2.App.startup import startup
+        from zope.component import provideHandler
+        from zope.processlifetime import IDatabaseOpened
+        from zope.processlifetime import IDatabaseOpenedWithRoot
+
+        handler = InstalledHandler('Zope2.App.test_startup')
+        provideHandler(logevent, [IDatabaseOpenedWithRoot])
+        provideHandler(logevent, [IDatabaseOpened])
+        startup()
+        self.assertEqual(str(handler), logged)