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# -*- coding: utf-8 -*-
# Copyright (c) 2007-2012 Christoph Haas <email@christoph-haas.de>
# See the file LICENSE for copying permission.
""""Test paginate module."""
import pytest
import paginate
def test_wrong_collection():
"""Test whether an empty list is handled correctly."""
with pytest.raises(TypeError):
page = paginate.Page({}, page=0)
def test_empty_list():
"""Test whether an empty list is handled correctly."""
items = []
page = paginate.Page(items, page=0)
assert page.page == 1
assert page.first_item is None
assert page.last_item is None
assert page.first_page is None
assert page.last_page is None
assert page.previous_page is None
assert page.next_page is None
assert page.items_per_page == 20
assert page.item_count == 0
assert page.page_count == 0
assert page.pager(url="http://example.org/page=$page") == ''
assert page.pager(url="http://example.org/page=$page",
show_if_single_page=True) == ''
def test_one_page():
"""Test that fits 10 items on a single 10-item page."""
items = range(10)
page = paginate.Page(items, page=0, items_per_page=10)
url = "http://example.org/foo/page=$page"
assert page.page == 1
assert page.first_item == 1
assert page.last_item == 10
assert page.first_page == 1
assert page.last_page == 1
assert page.previous_page is None
assert page.next_page is None
assert page.items_per_page == 10
assert page.item_count == 10
assert page.page_count == 1
assert page.pager(url=url) == ''
assert page.pager(url=url, show_if_single_page=True) == '1'
def test_many_pages():
"""Test that fits 100 items on seven pages consisting of 15 items."""
items = range(100)
page = paginate.Page(items, page=0, items_per_page=15)
url = "http://example.org/foo/page=$page"
assert hasattr(page.collection_type, '__iter__') is True
assert page.page == 1
assert page.first_item == 1
assert page.last_item == 15
assert page.first_page == 1
assert page.last_page == 7
assert page.previous_page is None
assert page.next_page == 2
assert page.items_per_page == 15
assert page.item_count == 100
assert page.page_count == 7
assert page.pager(
url=url) == '1 <a href="http://example.org/foo/page=2">2</a> <a href="http://example.org/foo/page=3">3</a> .. <a href="http://example.org/foo/page=7">7</a>'
assert page.pager(url=url,
separator='_') == '1_<a href="http://example.org/foo/page=2">2</a>_<a href="http://example.org/foo/page=3">3</a>_.._<a href="http://example.org/foo/page=7">7</a>'
assert page.pager(url=url, link_attr={'style': 'linkstyle'},
curpage_attr={'style': 'curpagestyle'}, dotdot_attr={
'style': 'dotdotstyle'}) == '<span style="curpagestyle">1</span> <a href="http://example.org/foo/page=2" style="linkstyle">2</a> <a href="http://example.org/foo/page=3" style="linkstyle">3</a> <span style="dotdotstyle">..</span> <a href="http://example.org/foo/page=7" style="linkstyle">7</a>'
def test_slice_page_0():
items = list(range(1, 1000))
page = paginate.Page(items, page=0, items_per_page=10)
assert page.page == 1
assert page.first_item == 1
assert page.last_item == 10
assert page.first_page == 1
assert page.last_page == 100
assert page.previous_page is None
assert page.next_page == 2
assert page.items_per_page == 10
assert page.item_count == 999
assert page.page_count == 100
assert page.items == [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
def test_slice_page_5():
items = list(range(1, 1000))
page = paginate.Page(items, page=5, items_per_page=10)
assert page.page == 5
assert page.first_item == 41
assert page.last_item == 50
assert page.first_page == 1
assert page.last_page == 100
assert page.previous_page is 4
assert page.next_page == 6
assert page.items_per_page == 10
assert page.item_count == 999
assert page.page_count == 100
assert page.items == [41, 42, 43, 44, 45, 46, 47, 48, 49, 50]
def test_link_map():
"""Test that fits 10 items on a single 10-item page."""
items = range(109)
page = paginate.Page(items, page=0, items_per_page=15)
url = "http://example.org/foo/page=$page"
format = '$link_first $link_previous ~4~ $link_next $link_last (Page $page our of $page_count - total items $item_count)'
result = page.link_map(format, url=url)
fpage_result = {'current_page': {'attrs': {},
'type': 'current_page',
'href': 'http://example.org/foo/page=1',
'value': 1},
'first_page': {'attrs': {},
'href': 'http://example.org/foo/page=1',
'number': 1,
'type': 'first_page',
'value': '<<'},
'last_page': {'attrs': {},
'href': 'http://example.org/foo/page=8',
'number': 8,
'type': 'last_page',
'value': '>>'},
'next_page': {'attrs': {},
'href': 'http://example.org/foo/page=2',
'number': 2,
'type': 'next_page',
'value': '>'},
'previous_page': {'attrs': {},
'href': 'http://example.org/foo/page=1',
'number': 1,
'type': 'previous_page',
'value': '<'},
'range_pages': [{'attrs': {},
'href': 'http://example.org/foo/page=1',
'number': 1,
'type': 'current_page',
'value': '1'},
{'attrs': {},
'href': 'http://example.org/foo/page=2',
'number': 2,
'type': 'page',
'value': '2'},
{'attrs': {},
'href': 'http://example.org/foo/page=3',
'number': 3,
'type': 'page',
'value': '3'},
{'attrs': {},
'href': 'http://example.org/foo/page=4',
'number': 4,
'type': 'page',
'value': '4'},
{'attrs': {},
'href': 'http://example.org/foo/page=5',
'number': 5,
'type': 'page',
'value': '5'},
{'attrs': {},
'href': '',
'number': None,
'type': 'span',
'value': '..'}],
'radius': 4}
assert result == fpage_result
page = paginate.Page(items, page=100, items_per_page=15)
result = page.link_map(format, url=url)
l_page_result = {'current_page': {'attrs': {},
'type': 'current_page',
'href': 'http://example.org/foo/page=8',
'value': 8},
'first_page': {'attrs': {},
'href': 'http://example.org/foo/page=1',
'number': 1,
'type': 'first_page',
'value': '<<'},
'last_page': {'attrs': {},
'href': 'http://example.org/foo/page=8',
'number': 8,
'type': 'last_page',
'value': '>>'},
'next_page': {'attrs': {},
'href': 'http://example.org/foo/page=8',
'number': 8,
'type': 'next_page',
'value': '>'},
'previous_page': {'attrs': {},
'href': 'http://example.org/foo/page=7',
'number': 7,
'type': 'previous_page',
'value': '<'},
'range_pages': [{'attrs': {},
'href': '',
'number': None,
'type': 'span',
'value': '..'},
{'attrs': {},
'href': 'http://example.org/foo/page=4',
'number': 4,
'type': 'page',
'value': '4'},
{'attrs': {},
'href': 'http://example.org/foo/page=5',
'number': 5,
'type': 'page',
'value': '5'},
{'attrs': {},
'href': 'http://example.org/foo/page=6',
'number': 6,
'type': 'page',
'value': '6'},
{'attrs': {},
'href': 'http://example.org/foo/page=7',
'number': 7,
'type': 'page',
'value': '7'},
{'attrs': {},
'href': 'http://example.org/foo/page=8',
'number': 8,
'type': 'current_page',
'value': '8'}],
'radius': 4}
assert result == l_page_result
page = paginate.Page(items, page=100, items_per_page=15)
result = page.link_map(format, url=url, symbol_next=u'nëxt',
symbol_previous=u'prëvious')
next_page = {'attrs': {},
'href': u'http://example.org/foo/page=8',
'number': 8,
'type': 'next_page',
'value': u'nëxt'}
assert next_page == result['next_page']
def test_empty_link_map():
"""Test that fits 10 items on a single 10-item page."""
items = []
page = paginate.Page(items, page=0, items_per_page=15)
url = "http://example.org/foo/page=$page"
format = '$link_first $link_previous ~4~ $link_next $link_last (Page $page our of $page_count - total items $item_count)'
result = page.link_map(format, url=url)
assert result == {'current_page': None,
'first_page': None,
'last_page': None,
'next_page': None,
'previous_page': None,
'radius': 4,
'range_pages': []}
def test_make_html_tag():
"""Test the make_html_tag() function"""
assert paginate.make_html_tag('div') == '<div>'
assert paginate.make_html_tag('a',
href="/another/page") == '<a href="/another/page">'
assert paginate.make_html_tag('a', href="/another/page",
text="foo") == '<a href="/another/page">foo</a>'
assert paginate.make_html_tag('a', href=u"/другой/страница",
text="foo") == u'<a href="/другой/страница">foo</a>'
assert paginate.make_html_tag('a', href="/another/page", text="foo",
onclick="$('#mydiv').focus();") == """<a href="/another/page" onclick="$('#mydiv').focus();">foo</a>"""
assert paginate.make_html_tag('span',
style='green') == '<span style="green">'
assert paginate.make_html_tag('div', _class='red',
id='maindiv') == '<div class="red" id="maindiv">'
def test_url_assertion():
page = paginate.Page(range(100), page=0, items_per_page=10)
url = "http://example.org/"
with pytest.raises(Exception):
page.pager(url=url)
def test_url_generation():
def url_maker(page_number):
return str('x%s' % page_number)
page = paginate.Page(range(100), page=1, url_maker=url_maker)
assert page.pager() == '1 <a href="x2">2</a> <a href="x3">3</a> .. <a href="x5">5</a>'
def test_pager_without_any_pattern():
def url_maker(page_number):
return str('x%s' % page_number)
page = paginate.Page(range(100), page=1, url_maker=url_maker)
assert page.pager('') == ''
def test_pager_without_radius_pattern():
def url_maker(page_number):
return str('x%s' % page_number)
page = paginate.Page(range(100), page=2, url_maker=url_maker)
assert page.pager(
'$link_first FOO $link_last') == '<a href="x1"><<</a> FOO <a href="x5">>></a>'
class UnsliceableSequence(object):
def __init__(self, seq):
self.l = seq
def __iter__(self):
for i in self.l:
yield i
def __len__(self):
return len(self.l)
class UnsliceableSequence2(UnsliceableSequence):
def __getitem__(self, key):
raise TypeError("unhashable type")
class TestCollectionTypes(object):
rng = list(range(10)) # A list in both Python 2 and 3.
def test_list(self):
paginate.Page(self.rng)
def test_list_of_dicts(self):
rng = [{'a':x} for x in range(200)]
page = paginate.Page(rng)
assert page.item_count == 200
def test_tuple(self):
paginate.Page(tuple(self.rng))
def test_unsliceable_sequence(self):
with pytest.raises(TypeError):
paginate.Page(UnsliceableSequence(self.rng))
def test_unsliceable_sequence2(self):
with pytest.raises(TypeError):
paginate.Page(UnsliceableSequence2(self.rng))
def test_unsliceable_sequence3(self):
with pytest.raises(TypeError):
paginate.Page(dict(one=1))
|
