diff options
Diffstat (limited to 'parts/django/tests/regressiontests/pagination_regress/tests.py')
| -rw-r--r-- | parts/django/tests/regressiontests/pagination_regress/tests.py | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/parts/django/tests/regressiontests/pagination_regress/tests.py b/parts/django/tests/regressiontests/pagination_regress/tests.py deleted file mode 100644 index 08436df..0000000 --- a/parts/django/tests/regressiontests/pagination_regress/tests.py +++ /dev/null @@ -1,157 +0,0 @@ -from unittest import TestCase - -from django.core.paginator import Paginator, EmptyPage - -class PaginatorTests(TestCase): - """ - Tests for the Paginator and Page classes. - """ - - def check_paginator(self, params, output): - """ - Helper method that instantiates a Paginator object from the passed - params and then checks that its attributes match the passed output. - """ - count, num_pages, page_range = output - paginator = Paginator(*params) - self.check_attribute('count', paginator, count, params) - self.check_attribute('num_pages', paginator, num_pages, params) - self.check_attribute('page_range', paginator, page_range, params) - - def check_attribute(self, name, paginator, expected, params): - """ - Helper method that checks a single attribute and gives a nice error - message upon test failure. - """ - got = getattr(paginator, name) - self.assertEqual(expected, got, - "For '%s', expected %s but got %s. Paginator parameters were: %s" - % (name, expected, got, params)) - - def test_paginator(self): - """ - Tests the paginator attributes using varying inputs. - """ - nine = [1, 2, 3, 4, 5, 6, 7, 8, 9] - ten = nine + [10] - eleven = ten + [11] - tests = ( - # Each item is two tuples: - # First tuple is Paginator parameters - object_list, per_page, - # orphans, and allow_empty_first_page. - # Second tuple is resulting Paginator attributes - count, - # num_pages, and page_range. - # Ten items, varying orphans, no empty first page. - ((ten, 4, 0, False), (10, 3, [1, 2, 3])), - ((ten, 4, 1, False), (10, 3, [1, 2, 3])), - ((ten, 4, 2, False), (10, 2, [1, 2])), - ((ten, 4, 5, False), (10, 2, [1, 2])), - ((ten, 4, 6, False), (10, 1, [1])), - # Ten items, varying orphans, allow empty first page. - ((ten, 4, 0, True), (10, 3, [1, 2, 3])), - ((ten, 4, 1, True), (10, 3, [1, 2, 3])), - ((ten, 4, 2, True), (10, 2, [1, 2])), - ((ten, 4, 5, True), (10, 2, [1, 2])), - ((ten, 4, 6, True), (10, 1, [1])), - # One item, varying orphans, no empty first page. - (([1], 4, 0, False), (1, 1, [1])), - (([1], 4, 1, False), (1, 1, [1])), - (([1], 4, 2, False), (1, 1, [1])), - # One item, varying orphans, allow empty first page. - (([1], 4, 0, True), (1, 1, [1])), - (([1], 4, 1, True), (1, 1, [1])), - (([1], 4, 2, True), (1, 1, [1])), - # Zero items, varying orphans, no empty first page. - (([], 4, 0, False), (0, 0, [])), - (([], 4, 1, False), (0, 0, [])), - (([], 4, 2, False), (0, 0, [])), - # Zero items, varying orphans, allow empty first page. - (([], 4, 0, True), (0, 1, [1])), - (([], 4, 1, True), (0, 1, [1])), - (([], 4, 2, True), (0, 1, [1])), - # Number if items one less than per_page. - (([], 1, 0, True), (0, 1, [1])), - (([], 1, 0, False), (0, 0, [])), - (([1], 2, 0, True), (1, 1, [1])), - ((nine, 10, 0, True), (9, 1, [1])), - # Number if items equal to per_page. - (([1], 1, 0, True), (1, 1, [1])), - (([1, 2], 2, 0, True), (2, 1, [1])), - ((ten, 10, 0, True), (10, 1, [1])), - # Number if items one more than per_page. - (([1, 2], 1, 0, True), (2, 2, [1, 2])), - (([1, 2, 3], 2, 0, True), (3, 2, [1, 2])), - ((eleven, 10, 0, True), (11, 2, [1, 2])), - # Number if items one more than per_page with one orphan. - (([1, 2], 1, 1, True), (2, 1, [1])), - (([1, 2, 3], 2, 1, True), (3, 1, [1])), - ((eleven, 10, 1, True), (11, 1, [1])), - ) - for params, output in tests: - self.check_paginator(params, output) - - def check_indexes(self, params, page_num, indexes): - """ - Helper method that instantiates a Paginator object from the passed - params and then checks that the start and end indexes of the passed - page_num match those given as a 2-tuple in indexes. - """ - paginator = Paginator(*params) - if page_num == 'first': - page_num = 1 - elif page_num == 'last': - page_num = paginator.num_pages - page = paginator.page(page_num) - start, end = indexes - msg = ("For %s of page %s, expected %s but got %s." - " Paginator parameters were: %s") - self.assertEqual(start, page.start_index(), - msg % ('start index', page_num, start, page.start_index(), params)) - self.assertEqual(end, page.end_index(), - msg % ('end index', page_num, end, page.end_index(), params)) - - def test_page_indexes(self): - """ - Tests that paginator pages have the correct start and end indexes. - """ - ten = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] - tests = ( - # Each item is three tuples: - # First tuple is Paginator parameters - object_list, per_page, - # orphans, and allow_empty_first_page. - # Second tuple is the start and end indexes of the first page. - # Third tuple is the start and end indexes of the last page. - # Ten items, varying per_page, no orphans. - ((ten, 1, 0, True), (1, 1), (10, 10)), - ((ten, 2, 0, True), (1, 2), (9, 10)), - ((ten, 3, 0, True), (1, 3), (10, 10)), - ((ten, 5, 0, True), (1, 5), (6, 10)), - # Ten items, varying per_page, with orphans. - ((ten, 1, 1, True), (1, 1), (9, 10)), - ((ten, 1, 2, True), (1, 1), (8, 10)), - ((ten, 3, 1, True), (1, 3), (7, 10)), - ((ten, 3, 2, True), (1, 3), (7, 10)), - ((ten, 3, 4, True), (1, 3), (4, 10)), - ((ten, 5, 1, True), (1, 5), (6, 10)), - ((ten, 5, 2, True), (1, 5), (6, 10)), - ((ten, 5, 5, True), (1, 10), (1, 10)), - # One item, varying orphans, no empty first page. - (([1], 4, 0, False), (1, 1), (1, 1)), - (([1], 4, 1, False), (1, 1), (1, 1)), - (([1], 4, 2, False), (1, 1), (1, 1)), - # One item, varying orphans, allow empty first page. - (([1], 4, 0, True), (1, 1), (1, 1)), - (([1], 4, 1, True), (1, 1), (1, 1)), - (([1], 4, 2, True), (1, 1), (1, 1)), - # Zero items, varying orphans, allow empty first page. - (([], 4, 0, True), (0, 0), (0, 0)), - (([], 4, 1, True), (0, 0), (0, 0)), - (([], 4, 2, True), (0, 0), (0, 0)), - ) - for params, first, last in tests: - self.check_indexes(params, 'first', first) - self.check_indexes(params, 'last', last) - # When no items and no empty first page, we should get EmptyPage error. - self.assertRaises(EmptyPage, self.check_indexes, ([], 4, 0, False), 1, None) - self.assertRaises(EmptyPage, self.check_indexes, ([], 4, 1, False), 1, None) - self.assertRaises(EmptyPage, self.check_indexes, ([], 4, 2, False), 1, None) |