def test_partial(self):
kwargs = {
'count': 20,
'offset': 0,
'buf_size': 10,
'object_list': [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
'per_page': 40
}
bp = BufferedPaginator(**kwargs)
self.assertEqual(bp.num_pages, 1)
self.assertEqual(bp.cached_page_indices(), (1, 2))
self.assertEqual(bp.cached_pages(), 1)
p1 = bp.page(1)
self.assertTrue(p1.in_cache())
self.assertEqual((p1.start_index(), p1.end_index()), (1, 20))
self.assertEqual(p1.object_list, kwargs['object_list'])
kwargs['offset'] = 10
bp = BufferedPaginator(**kwargs)
self.assertEqual(bp.num_pages, 1)
self.assertEqual(bp.cached_page_indices(), (0, 0))
self.assertEqual(bp.cached_pages(), 0)
def test_offset(self):
kwargs = {
'count': 100,
'offset': 40,
'buf_size': 10,
'object_list': [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
'per_page': 2
}
bp = BufferedPaginator(**kwargs)
self.assertEqual(bp.num_pages, 50)
self.assertEqual(bp.cached_page_indices(), (21, 26))
self.assertEqual(bp.cached_pages(), 5)
self.assertFalse(bp.page(20).in_cache())
self.assertTrue(bp.page(21).in_cache())
self.assertFalse(bp.page(26).in_cache())
# try as a negative offset
kwargs['offset'] = -60
bp = BufferedPaginator(**kwargs)
self.assertEqual(bp.num_pages, 50)
self.assertEqual(bp.cached_page_indices(), (21, 26))
self.assertEqual(bp.cached_pages(), 5)
self.assertFalse(bp.page(20).in_cache())
self.assertTrue(bp.page(21).in_cache())
self.assertFalse(bp.page(26).in_cache())
def test_base(self):
kwargs = {
'count': 100,
'offset': 0,
'buf_size': 10,
'object_list': [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
'per_page': 2
}
bp = BufferedPaginator(**kwargs)
self.assertEqual(bp.num_pages, 50)
self.assertEqual(bp.cached_page_indices(), (1, 6))
self.assertEqual(bp.cached_pages(), 5)
self.assertTrue(bp.page(2).in_cache())
self.assertFalse(bp.page(6).in_cache())
