def test_context_manager(self, values):
values_generator = mock.Mock(return_value=values)
initial_values = self.block.fields['field'].values
with FieldValuesContextManager(self.block, 'field', values_generator):
available_values = self.block.fields['field'].values
self.assertTrue(values_generator.called)
self.assertEqual(available_values, values)
self.assertEqual(self.block.fields['field'].values, initial_values)
def studio_view(self, context):
# can't use values_provider as we need it to be bound to current block instance
with FieldValuesContextManager(self, 'question_id',
self.question_ids_values_provider):
return super(GroupProjectBaseFeedbackDisplayXBlock,
self).studio_view(context)