+# Copyright (c) 2008, Eric Florenzano
+# Copyright (c) 2010, 2011 Linaro Limited
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following
+# disclaimer in the documentation and/or other materials provided
+# with the distribution.
+# * Neither the name of the author nor the names of other
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
"""
>>> from django.core.paginator import Paginator
>>> from linaro_django_pagination.templatetags.pagination_tags import paginate
>>> from django.template import Template, Context
>>> p = Paginator(range(15), 2)
->>> paginate({'paginator': p, 'page_obj': p.page(1)})['pages']
+>>> pg = paginate({'paginator': p, 'page_obj': p.page(1)})
+>>> pg['pages']
+[1, 2, 3, 4, 5, 6, 7, 8]
+>>> pg['records']['first']
+1
+>>> pg['records']['last']
+2
+
+>>> p = Paginator(range(15), 2)
+>>> pg = paginate({'paginator': p, 'page_obj': p.page(8)})
+>>> pg['pages']
[1, 2, 3, 4, 5, 6, 7, 8]
+>>> pg['records']['first']
+15
+>>> pg['records']['last']
+15
>>> p = Paginator(range(17), 2)
>>> paginate({'paginator': p, 'page_obj': p.page(1)})['pages']
[1, 2, 3, 4, 5, 6, 7, 8, 9]
->>> p = Paginator(range(19), 2)
->>> paginate({'paginator': p, 'page_obj': p.page(1)})['pages']
-[1, 2, 3, 4, None, 7, 8, 9, 10]
->>> p = Paginator(range(21), 2)
->>> paginate({'paginator': p, 'page_obj': p.page(1)})['pages']
-[1, 2, 3, 4, None, 8, 9, 10, 11]
+# on start
+# moving the window from 1 ... to end
+# window size = 2, margin = 2
+# [1] 2 3 4 5 ... 15, 16
+# 1 [2] 3 4 5 ... 15, 16
+# 1 2 [3] 4 5 ... 15, 16
+# 1 2 3 [4] 5 6 ... 15, 16
+# 1 2 3 4 [5] 6 7 ... 15, 16
+# 1 2 3 4 5 [6] 7 8 ... 15, 16
+# 1 2 ... 5 6 [7] 8 9 ... 15, 16
-# Testing orphans
->>> p = Paginator(range(5), 2, 1)
->>> paginate({'paginator': p, 'page_obj': p.page(1)})['pages']
-[1, 2]
+# window = 2 -> show 5 pages
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(1)}, 2, 2)['pages']
+[1, 2, 3, 4, 5, None, 15, 16]
->>> p = Paginator(range(21), 2, 1)
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(2)}, 2, 2)['pages']
+[1, 2, 3, 4, 5, None, 15, 16]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(3)}, 2, 2)['pages']
+[1, 2, 3, 4, 5, None, 15, 16]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(4)}, 2, 2)['pages']
+[1, 2, 3, 4, 5, 6, None, 15, 16]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(5)}, 2, 2)['pages']
+[1, 2, 3, 4, 5, 6, 7, None, 15, 16]
+
+# in the middle
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(7)}, 2, 2)['pages']
+[1, 2, None, 5, 6, 7, 8, 9, None, 15, 16]
+
+# on end
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(16)}, 2, 2)['pages']
+[1, 2, None, 12, 13, 14, 15, 16]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(13)}, 2, 2)['pages']
+[1, 2, None, 11, 12, 13, 14, 15, 16]
+
+
+>>> p = Paginator(range(0), 2)
>>> paginate({'paginator': p, 'page_obj': p.page(1)})['pages']
-[1, 2, 3, 4, None, 7, 8, 9, 10]
+[1]
+
+
+
+# no margin
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(3)}, 2, 0)['pages']
+[1, 2, 3, 4, 5, None]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(5)}, 2, 0)['pages']
+[None, 3, 4, 5, 6, 7, None]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(16)}, 2, 0)['pages']
+[None, 12, 13, 14, 15, 16]
+
+
+# special
+# zero window, zero margin
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(1)}, 0, 0)['pages']
+[1, None]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(2)}, 0, 0)['pages']
+[None, 2, None]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(3)}, 0, 0)['pages']
+[None, 3, None]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(10)}, 0, 0)['pages']
+[None, 10, None]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(14)}, 0, 0)['pages']
+[None, 14, None]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(15)}, 0, 0)['pages']
+[None, 15, None]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(16)}, 0, 0)['pages']
+[None, 16]
+
+>>> p = Paginator(range(31), 2)
+>>> paginate({'paginator': p, 'page_obj': p.page(5)}, 0, 1)['pages']
+[1, None, 5, None, 16]
>>> p = Paginator(range(21), 2, 1)
->>> paginate({'paginator': p, 'page_obj': p.page(1)})['pages']
+>>> paginate({'paginator': p, 'page_obj': p.page(1)}, 0, 4)['pages']
[1, 2, 3, 4, None, 7, 8, 9, 10]
+# Testing template rendering
+
>>> t = Template("{% load pagination_tags %}{% autopaginate var 2 %}{% paginate %}")
>>> from django.http import HttpRequest as DjangoHttpRequest
fnp / django-pagination.git / blobdiff