def test_causes_the_same_feed_record_to_be_returned_on_different_calls_to_getRecord (self):
library = FeedLibrary(shared=False)
library.register(ListItemFeed, 'li')
feed = ListItemFeed('[1, 2, 3]')
record = library.get_record(feed)
self.assertIs(record, library.get_record(feed))
def test_doesnt_return_the_same_record_from_different_libraries (self):
library1 = FeedLibrary(shared=False)
library1.register(ListItemFeed, 'li')
library2 = FeedLibrary(shared=False)
library2.register(ListItemFeed, 'li')
feed = ListItemFeed('[1, 2, 3]')
record = library1.get_record(feed)
self.assertIsNot(record, library2.get_record(feed))
