blob: a05d1d5b7377501beb3759f86da4453f321264b3 [file] [log] [blame]
# Copyright 2016 The Chromium Authors. All rights reserved.
# Use of this source code is govered by a BSD-style
# license that can be found in the LICENSE file or at
# https://developers.google.com/open-source/licenses/bsd
"""Unit tests for pagination classes."""
import unittest
from framework import paginate
from testing import testing_helpers
class PaginateTest(unittest.TestCase):
def testVirtualPagination(self):
# Paginating 0 results on a page that can hold 100.
mr = testing_helpers.MakeMonorailRequest(path='/issues/list')
vp = paginate.VirtualPagination(mr, 0, 100)
self.assertEquals(vp.num, 100)
self.assertEquals(vp.start, 1)
self.assertEquals(vp.last, 0)
self.assertFalse(vp.visible)
# Paginationg 12 results on a page that can hold 100.
mr = testing_helpers.MakeMonorailRequest(path='/issues/list')
vp = paginate.VirtualPagination(mr, 12, 100)
self.assertEquals(vp.num, 100)
self.assertEquals(vp.start, 1)
self.assertEquals(vp.last, 12)
self.assertTrue(vp.visible)
# Paginationg 12 results on a page that can hold 10.
mr = testing_helpers.MakeMonorailRequest(path='/issues/list?num=10')
vp = paginate.VirtualPagination(mr, 12, 100)
self.assertEquals(vp.num, 10)
self.assertEquals(vp.start, 1)
self.assertEquals(vp.last, 10)
self.assertTrue(vp.visible)
# Paginationg 12 results starting at 5 on page that can hold 10.
mr = testing_helpers.MakeMonorailRequest(
path='/issues/list?start=5&num=10')
vp = paginate.VirtualPagination(mr, 12, 100)
self.assertEquals(vp.num, 10)
self.assertEquals(vp.start, 6)
self.assertEquals(vp.last, 12)
self.assertTrue(vp.visible)
# Paginationg 123 results on a page that can hold 100.
mr = testing_helpers.MakeMonorailRequest(path='/issues/list')
vp = paginate.VirtualPagination(mr, 123, 100)
self.assertEquals(vp.num, 100)
self.assertEquals(vp.start, 1)
self.assertEquals(vp.last, 100)
self.assertTrue(vp.visible)
# Paginationg 123 results on second page that can hold 100.
mr = testing_helpers.MakeMonorailRequest(path='/issues/list?start=100')
vp = paginate.VirtualPagination(mr, 123, 100)
self.assertEquals(vp.num, 100)
self.assertEquals(vp.start, 101)
self.assertEquals(vp.last, 123)
self.assertTrue(vp.visible)
# Paginationg a huge number of objects will show at most 5000 per page.
mr = testing_helpers.MakeMonorailRequest(path='/issues/list?num=9999')
vp = paginate.VirtualPagination(mr, 12345, 100)
self.assertEquals(vp.num, 1000)
self.assertEquals(vp.start, 1)
self.assertEquals(vp.last, 1000)
self.assertTrue(vp.visible)
if __name__ == '__main__':
unittest.main()