Add tests for event subscriber

sc/social/like/tests/test_subscribers.py

@@ -0,0 +1,66 @@
+# -*- coding: utf-8 -*-
+from plone.registry import field
+from plone.registry.interfaces import IRegistry
+from plone.registry.record import Record
+from plone.supermodel import model
+from sc.social.like.config import IS_PLONE_5
+from sc.social.like.config import PROJECTNAME
+from sc.social.like.interfaces import ISocialLikeSettings
+from sc.social.like.testing import INTEGRATION_TESTING
+from zope import schema
+from zope.component import getUtility
+
+import unittest
+
+
+class IFoo(model.Schema):
+    """Dummy test schema."""
+    twitter_username = schema.ASCIILine(default='')
+
+
+class ControlPanelTestCase(unittest.TestCase):
+
+    layer = INTEGRATION_TESTING
+
+    def setUp(self):
+        self.portal = self.layer['portal']
+        self.request = self.layer['request']
+        self.registry = getUtility(IRegistry)
+        self.settings = self.registry.forInterface(ISocialLikeSettings)
+
+    def test_event_with_package_uninstalled(self):
+        self.registry.records['foo'] = Record(field.ASCIILine(), 'foo')
+        qi = self.portal['portal_quickinstaller']
+        qi.uninstallProducts(products=[PROJECTNAME])
+        # should not raise exceptions on changes
+        self.registry['foo'] = 'bar'
+
+    @unittest.skipIf(IS_PLONE_5, 'This test is for Plone 4 only')
+    def test_modify_plone_4(self):
+        # should not raise exceptions on changes
+        self.settings.twitter_username = 'hvelarde'
+
+    @unittest.skipIf(not IS_PLONE_5, 'This test is for Plone 5 only')
+    def test_modify_social_like_settings(self):
+        self.settings.twitter_username = 'hvelarde'
+        self.assertEqual(self.registry['plone.twitter_username'], 'hvelarde')
+        # changing other fields don't break anything
+        self.settings.do_not_track = True
+
+    @unittest.skipIf(not IS_PLONE_5, 'This test is for Plone 5 only')
+    def test_modify_plone_settings(self):
+        self.registry['plone.twitter_username'] = u'hvelarde'
+        self.assertEqual(self.settings.twitter_username, 'hvelarde')
+        # changing other fields don't break anything
+        self.registry['plone.share_social_data'] = False
+
+    @unittest.skipIf(not IS_PLONE_5, 'This test is for Plone 5 only')
+    def test_invalid_interface(self):
+        # changes to fields with names being tracked but belonging to
+        # different schemas should not modify anything
+        self.registry.registerInterface(IFoo)
+        settings = self.registry.forInterface(IFoo)
+        settings.twitter_username = 'hvelarde'
+        # both records must be unchanged
+        self.assertEqual(self.settings.twitter_username, '')
+        self.assertEqual(self.registry['plone.twitter_username'], '')