def test_ending_offset(self):
request = Request(factory.get('/', {'limit': 5, 'offset': 95}))
queryset = self.paginate_queryset(request)
content = self.get_paginated_content(queryset)
context = self.get_html_context()
assert queryset == [96, 97, 98, 99, 100]
assert content == {
'results': [96, 97, 98, 99, 100],
'previous': 'http://testserver/?limit=5&offset=90',
'next': None,
'count': 100
}
assert context == {
'previous_url':
'http://testserver/?limit=5&offset=90',
'next_url':
None,
'page_links': [
PageLink('http://testserver/?limit=5', 1, False, False),
PAGE_BREAK,
PageLink('http://testserver/?limit=5&offset=85', 18, False,
False),
PageLink('http://testserver/?limit=5&offset=90', 19, False,
False),
PageLink('http://testserver/?limit=5&offset=95', 20, True,
False),
]
}
def test_single_offset(self):
"""
When the offset is not a multiple of the limit we get some edge cases:
* The first page should still be offset zero.
* We may end up displaying an extra page in the pagination control.
"""
request = Request(factory.get('/', {'limit': 5, 'offset': 1}))
queryset = self.paginate_queryset(request)
content = self.get_paginated_content(queryset)
context = self.get_html_context()
assert queryset == [2, 3, 4, 5, 6]
assert content == {
'results': [2, 3, 4, 5, 6],
'previous': 'http://testserver/?limit=5',
'next': 'http://testserver/?limit=5&offset=6',
'count': 100
}
assert context == {
'previous_url':
'http://testserver/?limit=5',
'next_url':
'http://testserver/?limit=5&offset=6',
'page_links': [
PageLink('http://testserver/?limit=5', 1, False, False),
PageLink('http://testserver/?limit=5&offset=1', 2, True,
False),
PageLink('http://testserver/?limit=5&offset=6', 3, False,
False),
PAGE_BREAK,
PageLink('http://testserver/?limit=5&offset=96', 21, False,
False),
]
}
def test_middle_offset(self):
request = Request(factory.get('/', {'limit': 5, 'offset': 10}))
queryset = self.paginate_queryset(request)
content = self.get_paginated_content(queryset)
context = self.get_html_context()
assert queryset == [11, 12, 13, 14, 15]
assert content == {
'results': [11, 12, 13, 14, 15],
'previous': 'http://testserver/?limit=5&offset=5',
'next': 'http://testserver/?limit=5&offset=15',
'count': 100
}
assert context == {
'previous_url':
'http://testserver/?limit=5&offset=5',
'next_url':
'http://testserver/?limit=5&offset=15',
'page_links': [
PageLink('http://testserver/?limit=5', 1, False, False),
PageLink('http://testserver/?limit=5&offset=5', 2, False,
False),
PageLink('http://testserver/?limit=5&offset=10', 3, True,
False),
PageLink('http://testserver/?limit=5&offset=15', 4, False,
False),
PAGE_BREAK,
PageLink('http://testserver/?limit=5&offset=95', 20, False,
False),
]
}
def test_last_page(self):
request = Request(factory.get('/', {'page': 'last'}))
queryset = self.paginate_queryset(request)
content = self.get_paginated_content(queryset)
context = self.get_html_context()
assert queryset == [96, 97, 98, 99, 100]
assert content == {
'results': [96, 97, 98, 99, 100],
'previous': 'http://testserver/?page=19',
'next': None,
'count': 100
}
assert context == {
'previous_url':
'http://testserver/?page=19',
'next_url':
None,
'page_links': [
PageLink('http://testserver/', 1, False, False),
PAGE_BREAK,
PageLink('http://testserver/?page=18', 18, False, False),
PageLink('http://testserver/?page=19', 19, False, False),
PageLink('http://testserver/?page=20', 20, True, False),
]
}
def test_no_offset(self):
request = Request(factory.get('/', {'limit': 5}))
queryset = self.paginate_queryset(request)
content = self.get_paginated_content(queryset)
context = self.get_html_context()
assert queryset == [1, 2, 3, 4, 5]
assert content == {
'results': [1, 2, 3, 4, 5],
'previous': None,
'next': 'http://testserver/?limit=5&offset=5',
'count': 100
}
assert context == {
'previous_url':
None,
'next_url':
'http://testserver/?limit=5&offset=5',
'page_links': [
PageLink('http://testserver/?limit=5', 1, True, False),
PageLink('http://testserver/?limit=5&offset=5', 2, False,
False),
PageLink('http://testserver/?limit=5&offset=10', 3, False,
False),
PAGE_BREAK,
PageLink('http://testserver/?limit=5&offset=95', 20, False,
False),
]
}
assert self.pagination.display_page_controls
assert isinstance(self.pagination.to_html(), type(''))
def test_no_offset(self):
request = Request(factory.get('/', {'limit': 5}))
queryset = self.paginate_queryset(request)
content = self.get_paginated_content(queryset)
context = self.get_html_context()
assert queryset == [1, 2, 3, 4, 5]
assert content == [1, 2, 3, 4, 5]
assert context == {
'previous_url':
None,
'next_url':
'http://testserver/?limit=5&offset=5',
'page_links': [
PageLink('http://testserver/?limit=5', 1, True, False),
PageLink('http://testserver/?limit=5&offset=5', 2, False,
False),
PageLink('http://testserver/?limit=5&offset=10', 3, False,
False),
PAGE_BREAK,
PageLink('http://testserver/?limit=5&offset=95', 20, False,
False),
],
}
assert self.pagination.display_page_controls
content_range_data = self.get_content_range_data(queryset)
assert content_range_data == 'items 0-4/100'
def test_second_page(self):
request = Request(factory.get('/', {'page': 2}))
queryset = self.paginate_queryset(request)
content = self.get_paginated_content(queryset)
context = self.get_html_context()
assert queryset == [6, 7, 8, 9, 10]
assert content == {
'results': [6, 7, 8, 9, 10],
'previous': 'http://testserver/',
'next': 'http://testserver/?page=3',
'count': 100
}
assert context == {
'previous_url':
'http://testserver/',
'next_url':
'http://testserver/?page=3',
'page_links': [
PageLink('http://testserver/', 1, False, False),
PageLink('http://testserver/?page=2', 2, True, False),
PageLink('http://testserver/?page=3', 3, False, False),
PAGE_BREAK,
PageLink('http://testserver/?page=20', 20, False, False),
]
}
def test_first_offset(self):
request = Request(factory.get('/', {'limit': 5, 'offset': 5}))
queryset = self.paginate_queryset(request)
content = self.get_paginated_content(queryset)
context = self.get_html_context()
assert queryset == [6, 7, 8, 9, 10]
assert content == [6, 7, 8, 9, 10]
assert context == {
'previous_url':
'http://testserver/?limit=5',
'next_url':
'http://testserver/?limit=5&offset=10',
'page_links': [
PageLink('http://testserver/?limit=5', 1, False, False),
PageLink('http://testserver/?limit=5&offset=5', 2, True,
False),
PageLink('http://testserver/?limit=5&offset=10', 3, False,
False),
PAGE_BREAK,
PageLink('http://testserver/?limit=5&offset=95', 20, False,
False),
],
}
content_range_data = self.get_content_range_data(queryset)
assert content_range_data == 'items 5-9/100'
def test_last_page(self):
request = Request(factory.get("/", {"page": "last"}))
queryset = self.paginate_queryset(request)
response = self.get_paginated_response(queryset)
context = self.get_html_context()
assert queryset == [96, 97, 98, 99, 100]
assert response.data == [96, 97, 98, 99, 100]
assert response["Link"] == (
'<http://testserver/?page=19>; rel="prev", '
'<http://testserver/>; rel="first"'
)
assert context == {
"previous_url": "http://testserver/?page=19",
"next_url": None,
"page_links": [
PageLink("http://testserver/", 1, False, False),
PAGE_BREAK,
PageLink("http://testserver/?page=18", 18, False, False),
PageLink("http://testserver/?page=19", 19, False, False),
PageLink("http://testserver/?page=20", 20, True, False),
],
}
def test_last_page(self):
request = Request(factory.get('/', {'page': 'last'}))
queryset = self.paginate_queryset(request)
response = self.get_paginated_response(queryset)
context = self.get_html_context()
assert queryset == [96, 97, 98, 99, 100]
assert response.data == [96, 97, 98, 99, 100]
assert response['Link'] == ('<http://testserver/>; rel="first", '
'<http://testserver/?page=19>; rel="prev"')
assert context == {
'previous_url':
'http://testserver/?page=19',
'next_url':
None,
'page_links': [
PageLink('http://testserver/', 1, False, False),
PAGE_BREAK,
PageLink('http://testserver/?page=18', 18, False, False),
PageLink('http://testserver/?page=19', 19, False, False),
PageLink('http://testserver/?page=20', 20, True, False),
]
}
def test_second_page(self):
request = Request(factory.get("/", {"page": 2}))
queryset = self.paginate_queryset(request)
response = self.get_paginated_response(queryset)
context = self.get_html_context()
assert queryset == [6, 7, 8, 9, 10]
assert response.data == [6, 7, 8, 9, 10]
assert response["Link"] == (
'<http://testserver/>; rel="prev", '
'<http://testserver/?page=3>; rel="next", '
'<http://testserver/>; rel="first", '
'<http://testserver/?page=20>; rel="last"'
)
assert context == {
"previous_url": "http://testserver/",
"next_url": "http://testserver/?page=3",
"page_links": [
PageLink("http://testserver/", 1, False, False),
PageLink("http://testserver/?page=2", 2, True, False),
PageLink("http://testserver/?page=3", 3, False, False),
PAGE_BREAK,
PageLink("http://testserver/?page=20", 20, False, False),
],
}
def test_no_page_number(self):
request = Request(factory.get("/"))
queryset = self.paginate_queryset(request)
response = self.get_paginated_response(queryset)
context = self.get_html_context()
assert queryset == [1, 2, 3, 4, 5]
assert response.data == [1, 2, 3, 4, 5]
assert response["Link"] == (
'<http://testserver/?page=2>; rel="next", '
'<http://testserver/?page=20>; rel="last"'
)
assert context == {
"previous_url": None,
"next_url": "http://testserver/?page=2",
"page_links": [
PageLink("http://testserver/", 1, True, False),
PageLink("http://testserver/?page=2", 2, False, False),
PageLink("http://testserver/?page=3", 3, False, False),
PAGE_BREAK,
PageLink("http://testserver/?page=20", 20, False, False),
],
}
assert self.pagination.display_page_controls
assert isinstance(self.pagination.to_html(), type(""))
def test_second_page(self):
request = Request(factory.get('/', {'page': 2}))
queryset = self.paginate_queryset(request)
response = self.get_paginated_response(queryset)
context = self.get_html_context()
assert queryset == [6, 7, 8, 9, 10]
assert response.data == [6, 7, 8, 9, 10]
assert response['Link'] == ('<http://testserver/>; rel="first", '
'<http://testserver/>; rel="prev", '
'<http://testserver/?page=3>; rel="next", '
'<http://testserver/?page=20>; rel="last"')
assert context == {
'previous_url':
'http://testserver/',
'next_url':
'http://testserver/?page=3',
'page_links': [
PageLink('http://testserver/', 1, False, False),
PageLink('http://testserver/?page=2', 2, True, False),
PageLink('http://testserver/?page=3', 3, False, False),
PAGE_BREAK,
PageLink('http://testserver/?page=20', 20, False, False),
]
}
def test_no_page_number(self):
request = Request(factory.get('/'))
queryset = self.paginate_queryset(request)
response = self.get_paginated_response(queryset)
context = self.get_html_context()
assert queryset == [1, 2, 3, 4, 5]
assert response.data == [1, 2, 3, 4, 5]
assert response['Link'] == ('<http://testserver/?page=2>; rel="next", '
'<http://testserver/?page=20>; rel="last"')
assert context == {
'previous_url':
None,
'next_url':
'http://testserver/?page=2',
'page_links': [
PageLink('http://testserver/', 1, True, False),
PageLink('http://testserver/?page=2', 2, False, False),
PageLink('http://testserver/?page=3', 3, False, False),
PAGE_BREAK,
PageLink('http://testserver/?page=20', 20, False, False),
]
}
assert self.pagination.display_page_controls
assert isinstance(self.pagination.to_html(), type(''))
def test_no_page_number(self):
request = Request(factory.get('/'))
queryset = self.paginate_queryset(request)
content = self.get_paginated_content(queryset)
context = self.get_html_context()
assert queryset == [1]
assert content == {
'results': [1, ],
'previous': None,
'next': None,
'count': 1
}
assert context == {
'previous_url': None,
'next_url': None,
'page_links': [
PageLink('http://testserver/', 1, True, False),
]
}
assert not self.pagination.display_page_controls
assert isinstance(self.pagination.to_html(), type(''))
def test_limit_zero(self):
"""
A limit of 0 should return empty results.
"""
request = Request(factory.get('/', {'limit': 0, 'offset': 10}))
queryset = self.paginate_queryset(request)
context = self.get_html_context()
content = self.get_paginated_content(queryset)
assert context == {
'previous_url': 'http://testserver/?limit=0&offset=10',
'page_links': [
PageLink(
url='http://testserver/?limit=0',
number=1,
is_active=True,
is_break=False
)
],
'next_url': 'http://testserver/?limit=0&offset=10'
}
assert queryset == []
assert content.get('results') == []
